{
 "schema_version": "0.1",
 "site": "www.cdc.gov",
 "scan_week": "2026-W32",
 "generated_at": "2026-09-30T18:09:37.848Z",
 "source_files": [
  "docs/reports/www.cdc.gov/2026-W32/",
  "data/www.cdc.gov/findings.json",
  "data/www.cdc.gov/2026-W32/summary.json"
 ],
 "summary": {
  "pages_known": 40472,
  "pages_scanned_this_week": 3333,
  "pages_with_known_issues": 39122,
  "findings": 77,
  "clusters": 59,
  "new_findings": 0,
  "persistent_findings": 71,
  "high_priority_findings": 47
 },
 "top_risks": [
  {
   "finding_id": "VS-f18df681",
   "rule_id": "region",
   "rule_label": "All page content should be contained by landmarks",
   "severity": "Serious",
   "priority": "p1",
   "trend": "persistent",
   "pages_affected": 3013,
   "rationale": "Serious severity; affects 3013 pages; persistent across weeks",
   "top_url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5008a7.htm"
  },
  {
   "finding_id": "VS-be8d563e",
   "rule_id": "color-contrast",
   "rule_label": "Elements must meet minimum color contrast ratio thresholds",
   "severity": "Serious",
   "priority": "p1",
   "trend": "persistent",
   "pages_affected": 606,
   "rationale": "Serious severity; affects 606 pages; persistent across weeks",
   "top_url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5008a7.htm"
  },
  {
   "finding_id": "VS-9074b4dd",
   "rule_id": "image-alt",
   "rule_label": "Images must have alternative text",
   "severity": "Critical",
   "priority": "p1",
   "trend": "persistent",
   "pages_affected": 587,
   "rationale": "Critical severity; affects 587 pages; persistent across weeks",
   "top_url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5008a7.htm"
  },
  {
   "finding_id": "VS-c126b6a6",
   "rule_id": "html-has-lang",
   "rule_label": "<html> element must have a lang attribute",
   "severity": "Serious",
   "priority": "p1",
   "trend": "persistent",
   "pages_affected": 578,
   "rationale": "Serious severity; affects 578 pages; persistent across weeks",
   "top_url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5008a7.htm"
  },
  {
   "finding_id": "VS-e9fe47ac",
   "rule_id": "link-name",
   "rule_label": "Links must have discernible text",
   "severity": "Serious",
   "priority": "p1",
   "trend": "persistent",
   "pages_affected": 262,
   "rationale": "Serious severity; affects 262 pages; persistent across weeks",
   "top_url": "https://www.cdc.gov/pcd/issues/2008/oct/07_0163_fr.htm"
  },
  {
   "finding_id": "VS-fafffee0",
   "rule_id": "label",
   "rule_label": "Form elements must have labels",
   "severity": "Critical",
   "priority": "p1",
   "trend": "persistent",
   "pages_affected": 169,
   "rationale": "Critical severity; affects 169 pages; persistent across weeks",
   "top_url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6145a7.htm?s_cid=mm6145a7_w"
  },
  {
   "finding_id": "VS-33841929",
   "rule_id": "label-title-only",
   "rule_label": "Form elements should have a visible label",
   "severity": "Serious",
   "priority": "p1",
   "trend": "persistent",
   "pages_affected": 168,
   "rationale": "Serious severity; affects 168 pages; persistent across weeks",
   "top_url": "https://www.cdc.gov/pcd/issues/2008/oct/07_0163_fr.htm"
  },
  {
   "finding_id": "VS-8ade3360",
   "rule_id": "link-in-text-block",
   "rule_label": "Links must be distinguishable without relying on color",
   "severity": "Serious",
   "priority": "p1",
   "trend": "persistent",
   "pages_affected": 49,
   "rationale": "Serious severity; persistent across weeks",
   "top_url": "http://www.cdc.gov/healthcare-associated-infections/php/prevention-epicenters/washington.html"
  },
  {
   "finding_id": "VS-3f76c7ea",
   "rule_id": "frame-title",
   "rule_label": "Frames must have an accessible name",
   "severity": "Serious",
   "priority": "p1",
   "trend": "persistent",
   "pages_affected": 33,
   "rationale": "Serious severity; persistent across weeks",
   "top_url": "http://www.cdc.gov/wtc/handbook.html"
  },
  {
   "finding_id": "VS-a0bdbdf6",
   "rule_id": "list",
   "rule_label": "<ul> and <ol> must only directly contain <li>, <script> or <template> elements",
   "severity": "Serious",
   "priority": "p1",
   "trend": "persistent",
   "pages_affected": 29,
   "rationale": "Serious severity; persistent across weeks",
   "top_url": "http://www.cdc.gov/wtc/handbook.html"
  }
 ],
 "findings": [
  {
   "finding_id": "VS-f18df681",
   "fingerprint": "09987718",
   "rule_id": "region",
   "rule_label": "All page content should be contained by landmarks",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/region?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "high",
   "rationale": "Serious severity; affects 3013 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 3013,
    "affected_pages_previous": 2928
   },
   "frequency": {
    "instances": 31693,
    "pages_affected": 3013,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "All page content should be contained by landmarks (WCAG criterion undetermined)",
   "description": "All page content should be contained by landmarks. Detected by axe-core rule region on 3013 of 3333 scanned pages (31693 instances).",
   "remediation_tip": "Wrap all page content in landmarks (header, nav, main, footer) so users can navigate by region.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/region?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule region.",
   "actual_behavior": "All page content should be contained by landmarks. Detected by axe-core rule region on 3013 of 3333 scanned pages (31693 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5008a7.htm",
    "https://www.cdc.gov/rsv/hcp/vaccine-clinical-guidance/adults.html",
    "https://www.cdc.gov/injury-icrc/php/projects/centers.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "54942add",
     "html": "<img src=\"../../images/nav01.gif\" border=\"0\" width=\"5\" height=\"2\" alt=\"Skip Navigation Links\">",
     "selectors": [
      "img[width=\"5\"]"
     ]
    },
    {
     "fingerprint": "920b02bf",
     "html": "<tr>",
     "selectors": [
      "body > table[width=\"100%\"]:nth-child(1) > tbody > tr:nth-child(2)",
      "body > table[width=\"100%\"]:nth-child(1) > tbody > tr:nth-child(3)"
     ]
    },
    {
     "fingerprint": "105ae389",
     "html": "<div class=\"cdc-site-gov-notice noindex noprint\" aria-label=\"Official website of the United States government\">",
     "selectors": [
      ".cdc-site-gov-notice"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5008a7.htm",
     "count": 1
    },
    {
     "pattern": "/rsv/hcp/vaccine-clinical-guidance/adults.html",
     "count": 1
    },
    {
     "pattern": "/injury-icrc/php/projects/centers.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-be8d563e",
   "fingerprint": "1820bc84",
   "rule_id": "color-contrast",
   "rule_label": "Elements must meet minimum color contrast ratio thresholds",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "1.4.3",
   "wcag_name": "Contrast (Minimum)",
   "wcag_level": "AA",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 AA",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/color-contrast?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "high",
   "rationale": "Serious severity; affects 606 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 606,
    "affected_pages_previous": 570
   },
   "frequency": {
    "instances": 964,
    "pages_affected": 606,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Elements must meet minimum color contrast ratio thresholds (WCAG 1.4.3)",
   "description": "Elements must meet minimum color contrast ratio thresholds. Detected by axe-core rule color-contrast on 606 of 3333 scanned pages (964 instances).",
   "remediation_tip": "Increase the contrast between text and its background to at least 4.5:1 (3:1 for large text). Check both light and dark modes.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/color-contrast?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule color-contrast (WCAG 1.4.3).",
   "actual_behavior": "Elements must meet minimum color contrast ratio thresholds. Detected by axe-core rule color-contrast on 606 of 3333 scanned pages (964 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5008a7.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6145a7.htm?s_cid=mm6145a7_w",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5803a4.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "ded6b5b6",
     "html": "<font color=\"red\">Persons using assistive technology might not be able to fully access information in this file. For assistance, please send e-mail to: </font>",
     "selectors": [
      "a[name=\"content_area\"] > font[color=\"red\"]"
     ]
    },
    {
     "fingerprint": "0400c071",
     "html": "<font color=\"red\"><a href=\"mailto:mmwrq@cdc.gov\">mmwrq@cdc.gov</a>. Type 508 Accommodation and the title of the report in the subject line of e-mail.</font>",
     "selectors": [
      "p > font[color=\"red\"]"
     ]
    },
    {
     "fingerprint": "27f0d8e7",
     "html": "<font color=\"red\">Persons using assistive technology might not be able to fully access information in this file. For assistance, please send e-mail to: <a href=\"mailto:mmwrq@cdc.gov\">mmwrq@cdc.gov</a>",
     "selectors": [
      "font",
      "font[color=\"red\"]"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 5
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5008a7.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm6145a7.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "WPC",
      "group": "Without color perception",
      "prevalence": 0.045,
      "percent": "4.5%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Limited vision (2.4%), Without color perception (4.5%)."
   }
  },
  {
   "finding_id": "VS-9074b4dd",
   "fingerprint": "f1846b41",
   "rule_id": "image-alt",
   "rule_label": "Images must have alternative text",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "1.1.1",
   "wcag_name": "Non-text Content",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/image-alt?application=axeAPI",
   "severity": "Critical",
   "priority": "p1",
   "confidence": "high",
   "rationale": "Critical severity; affects 587 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 587,
    "affected_pages_previous": 588
   },
   "frequency": {
    "instances": 6937,
    "pages_affected": 587,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Images must have alternative text (WCAG 1.1.1)",
   "description": "Images must have alternative text. Detected by axe-core rule image-alt on 587 of 3333 scanned pages (6937 instances).",
   "remediation_tip": "Give every <img> a meaningful alt attribute. Use alt=\"\" only for decorative images so screen readers skip them.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/image-alt?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule image-alt (WCAG 1.1.1).",
   "actual_behavior": "Images must have alternative text. Detected by axe-core rule image-alt on 587 of 3333 scanned pages (6937 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5008a7.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5803a4.htm",
    "https://www.cdc.gov/pcd/issues/2008/oct/07_0163_fr.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "55592187",
     "html": "<img src=\"../../images/spacer.gif\" width=\"10\" height=\"1\" alt=\" \" border=\"0\">",
     "selectors": [
      "td[rowspan=\"2\"][width=\"10\"]:nth-child(1) > img[alt=\" \"][width=\"10\"][src$=\"spacer.gif\"]",
      "td[rowspan=\"2\"][width=\"10\"]:nth-child(3) > img[alt=\" \"][width=\"10\"][src$=\"spacer.gif\"]"
     ]
    },
    {
     "fingerprint": "4aaf1f7d",
     "html": "<img src=\"../../images/spacer.gif\" width=\"1\" height=\"10\" alt=\" \" border=\"0\">",
     "selectors": [
      "img[height=\"10\"][alt=\" \"][src$=\"spacer.gif\"]"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 6
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5008a7.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5803a4.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-c126b6a6",
   "fingerprint": "b6dc10f1",
   "rule_id": "html-has-lang",
   "rule_label": "<html> element must have a lang attribute",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "3.1.1",
   "wcag_name": "Language of Page",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/html-has-lang?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "high",
   "rationale": "Serious severity; affects 578 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 578,
    "affected_pages_previous": 589
   },
   "frequency": {
    "instances": 578,
    "pages_affected": 578,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "<html> element must have a lang attribute (WCAG 3.1.1)",
   "description": "<html> element must have a lang attribute. Detected by axe-core rule html-has-lang on 578 of 3333 scanned pages (578 instances).",
   "remediation_tip": "Add a lang attribute to <html> (e.g. lang=\"en\").",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/html-has-lang?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule html-has-lang (WCAG 3.1.1).",
   "actual_behavior": "<html> element must have a lang attribute. Detected by axe-core rule html-has-lang on 578 of 3333 scanned pages (578 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5008a7.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5803a4.htm",
    "https://www.cdc.gov/pcd/issues/2008/oct/07_0163_fr.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "3e866d4c",
     "html": "<html>",
     "selectors": [
      "html"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 6
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5008a7.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5803a4.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-e9fe47ac",
   "fingerprint": "f85a6839",
   "rule_id": "link-name",
   "rule_label": "Links must have discernible text",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "2.4.4",
   "wcag_name": "Link Purpose (In Context)",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/link-name?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "high",
   "rationale": "Serious severity; affects 262 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 262,
    "affected_pages_previous": 239
   },
   "frequency": {
    "instances": 872,
    "pages_affected": 262,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Links must have discernible text (WCAG 2.4.4)",
   "description": "Links must have discernible text. Detected by axe-core rule link-name on 262 of 3333 scanned pages (872 instances).",
   "remediation_tip": "Give the link discernible text. Avoid empty links and icon-only links without an aria-label.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/link-name?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule link-name (WCAG 2.4.4).",
   "actual_behavior": "Links must have discernible text. Detected by axe-core rule link-name on 262 of 3333 scanned pages (872 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2008/oct/07_0163_fr.htm",
    "https://www.cdc.gov/pcd/issues/2005/nov/05_0064_zht.htm",
    "https://www.cdc.gov/niosh-rtecs/WJ882F48.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "94d163c5",
     "html": "<a href=\"http://www.cdc.gov/\"><img src=\"http://www.cdc.gov/navimages/nav21.gif\" border=\"0\" alt=\" \" width=\"140\" height=\"8\"></a>",
     "selectors": [
      "table[cellpadding=\"0\"]:nth-child(2) > tbody > tr > td[width=\"140\"] > a[href$=\"cdc.gov/\"]"
     ]
    },
    {
     "fingerprint": "7e087d96",
     "html": "<a href=\"http://www.cdc.gov/\"><img border=\"0\" src=\"http://www.cdc.gov/navimages/nav12.gif\" alt=\" \" width=\"12\" height=\"63\"></a>",
     "selectors": [
      "td[rowspan=\"2\"][width=\"12\"][valign=\"top\"] > a[href$=\"cdc.gov/\"]"
     ]
    },
    {
     "fingerprint": "db36255b",
     "html": "<a href=\"reference.html#\" target=\"_blank\"></a>",
     "selectors": [
      "tr:nth-child(1) > td:nth-child(3) > a[href$=\"reference.html#\"][target=\"_blank\"]"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/laboratory/specimen-submission/detail.html",
     "count": 2
    },
    {
     "pattern": "/pcd/issues/{id}/oct/{id}_0163_fr.htm",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/nov/{id}_0064_zht.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-fafffee0",
   "fingerprint": "d5e15238",
   "rule_id": "label",
   "rule_label": "Form elements must have labels",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "4.1.2",
   "wcag_name": "Name, Role, Value",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/label?application=axeAPI",
   "severity": "Critical",
   "priority": "p1",
   "confidence": "high",
   "rationale": "Critical severity; affects 169 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 169,
    "affected_pages_previous": 162
   },
   "frequency": {
    "instances": 238,
    "pages_affected": 169,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Form elements must have labels (WCAG 4.1.2)",
   "description": "Form elements must have labels. Detected by axe-core rule label on 169 of 3333 scanned pages (238 instances).",
   "remediation_tip": "Associate every form control with a <label> (via for/id) or an aria-label/aria-labelledby.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/label?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule label (WCAG 4.1.2).",
   "actual_behavior": "Form elements must have labels. Detected by axe-core rule label on 169 of 3333 scanned pages (238 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6145a7.htm?s_cid=mm6145a7_w",
    "http://www.cdc.gov/mmwr/preview/mmwrhtml/mm6338a4.htm?s_cid=mm6338a4_w",
    "https://www.cdc.gov/mmwr/indss_2007.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "9aa28fe9",
     "html": "<input id=\"searchBox\" class=\"searchBox\" name=\"query\" maxlength=\"256\" type=\"text\" style=\"width: 230px;\">",
     "selectors": [
      "#searchBox"
     ]
    },
    {
     "fingerprint": "2894a461",
     "html": "<input type=\"text\" class=\"email\" id=\"Email\" name=\"email\" value=\"\" onfocus=\"this.value=''\">",
     "selectors": [
      "#Email"
     ]
    },
    {
     "fingerprint": "ec82823e",
     "html": "<input type=\"checkbox\" name=\"C1\" value=\"ON\">",
     "selectors": [
      "table[cellpadding=\"4\"][cellspacing=\"0\"]:nth-child(7) > tbody > tr:nth-child(1) > td[align=\"left\"][valign=\"top\"]:nth-child(1) > p > input[type=\"checkbox\"][name=\"C1\"][value=\"ON\"]"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm6145a7.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm6338a4.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/indss_2007.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited manipulation/strength (13.0%)."
   }
  },
  {
   "finding_id": "VS-33841929",
   "fingerprint": "e18c0475",
   "rule_id": "label-title-only",
   "rule_label": "Form elements should have a visible label",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/label-title-only?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "high",
   "rationale": "Serious severity; affects 168 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 168,
    "affected_pages_previous": 155
   },
   "frequency": {
    "instances": 168,
    "pages_affected": 168,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Form elements should have a visible label (WCAG criterion undetermined)",
   "description": "Form elements should have a visible label. Detected by axe-core rule label-title-only on 168 of 3333 scanned pages (168 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/label-title-only?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule label-title-only.",
   "actual_behavior": "Form elements should have a visible label. Detected by axe-core rule label-title-only on 168 of 3333 scanned pages (168 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2008/oct/07_0163_fr.htm",
    "https://www.cdc.gov/pcd/issues/2005/nov/05_0064_zht.htm",
    "http://www.cdc.gov/pcd/issues/2005/nov/05_0081.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "2611ae77",
     "html": "<input class=\"smallfield\" type=\"text\" name=\"email\" size=\"15\" title=\"Insérer un courriel\" value=\"Insérer un courriel\" onfocus=\"this.value=''\">",
     "selectors": [
      ".smallfield"
     ]
    },
    {
     "fingerprint": "7031ef70",
     "html": "<input class=\"smallfield\" type=\"text\" name=\"email\" size=\"15\" title=\"插入電子郵件\" value=\"插入電子郵件\" onfocus=\"this.value=''\">",
     "selectors": [
      ".smallfield"
     ]
    },
    {
     "fingerprint": "e98b87f8",
     "html": "<input class=\"smallfield\" type=\"text\" name=\"email\" size=\"15\" title=\"Insert e-mail\" value=\"Insert e-mail\" onfocus=\"this.value=''\">",
     "selectors": [
      ".smallfield"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/pcd/issues/{id}/oct/{id}_0163_fr.htm",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/nov/{id}_0064_zht.htm",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/nov/{id}_0081.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-8ade3360",
   "fingerprint": "8bf51706",
   "rule_id": "link-in-text-block",
   "rule_label": "Links must be distinguishable without relying on color",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "1.4.1",
   "wcag_name": "Use of Color",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/link-in-text-block?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "high",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 49,
    "affected_pages_previous": 60
   },
   "frequency": {
    "instances": 64,
    "pages_affected": 49,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Links must be distinguishable without relying on color (WCAG 1.4.1)",
   "description": "Links must be distinguishable without relying on color. Detected by axe-core rule link-in-text-block on 49 of 3333 scanned pages (64 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/link-in-text-block?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule link-in-text-block (WCAG 1.4.1).",
   "actual_behavior": "Links must be distinguishable without relying on color. Detected by axe-core rule link-in-text-block on 49 of 3333 scanned pages (64 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/healthcare-associated-infections/php/prevention-epicenters/washington.html",
    "https://www.cdc.gov/nhsn/dialysis/enroll.html",
    "https://www.cdc.gov/act-early/milestones/3-years.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "1ca4dacf",
     "html": "<a class=\"all-pages\" href=\"#toc\">All pages <span class=\"cdc-fa-arrow-down-long\"></span></a>",
     "selectors": [
      ".all-pages"
     ]
    },
    {
     "fingerprint": "4205047a",
     "html": "<a href=\"/nhsn/dialysis/setup.html\">NHSN SET-UP</a>",
     "selectors": [
      "h3 > a[href$=\"setup.html\"]"
     ]
    },
    {
     "fingerprint": "8baed4a8",
     "html": "<a href=\"http://www.cdc.gov/vitalsigns\">http://www.cdc.gov/vitalsigns</a>",
     "selectors": [
      "a[href$=\"vitalsigns\"]"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/healthcare-associated-infections/php/prevention-epicenters/washington.html",
     "count": 1
    },
    {
     "pattern": "/nhsn/dialysis/enroll.html",
     "count": 1
    },
    {
     "pattern": "/act-early/milestones/{id}-years.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WPC",
      "group": "Without color perception",
      "prevalence": 0.045,
      "percent": "4.5%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without color perception (4.5%), Limited vision (2.4%)."
   }
  },
  {
   "finding_id": "VS-3f76c7ea",
   "fingerprint": "fbb98de4",
   "rule_id": "frame-title",
   "rule_label": "Frames must have an accessible name",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "4.1.2",
   "wcag_name": "Name, Role, Value",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/frame-title?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "high",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 33,
    "affected_pages_previous": 24
   },
   "frequency": {
    "instances": 40,
    "pages_affected": 33,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Frames must have an accessible name (WCAG 4.1.2)",
   "description": "Frames must have an accessible name. Detected by axe-core rule frame-title on 33 of 3333 scanned pages (40 instances).",
   "remediation_tip": "Give every <iframe> a descriptive title attribute.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/frame-title?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule frame-title (WCAG 4.1.2).",
   "actual_behavior": "Frames must have an accessible name. Detected by axe-core rule frame-title on 33 of 3333 scanned pages (40 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/wtc/handbook.html",
    "https://www.cdc.gov/stophivtogether/hiv-testing/self-testing.html?s_cid=so_togetherconsumertk0292",
    "https://www.cdc.gov/antimicrobial-resistance/prevention/animals.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "3f85d643",
     "html": "<iframe src=\"pdfs/handbook/2025MemberHandbook-Reference.pdf\" width=\"500\" height=\"700\"></iframe>",
     "selectors": [
      "iframe[width=\"500\"]"
     ]
    },
    {
     "fingerprint": "82b1083e",
     "html": "<iframe class=\"embed-responsive-item\" width=\"560\" height=\"315\" src=\"//www.youtube-nocookie.com/embed/Ab9XieGp-84?cc_load_policy=1&wmode=opaque&rel=0?enablejsapi=1&enablejsapi=1\" frameborder=\"0\" allow=",
     "selectors": [
      ".slick-current.slick-active[data-slick-index=\"0\"] > .embed-responsive.embed-responsive-16by9 > iframe"
     ]
    },
    {
     "fingerprint": "a3d50125",
     "html": "<iframe src=\"//www.youtube-nocookie.com/embed/fHzzZC-v-EA?autohide=0&enablejsapi=1&modestbranding=1&rel=0&origin=https://www.cdc.gov?autohide=0&enablejsapi=1&modestbranding=1&rel=0&origin=https://www.",
     "selectors": [
      "iframe"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/wtc/handbook.html",
     "count": 1
    },
    {
     "pattern": "/stophivtogether/hiv-testing/self-testing.html",
     "count": 1
    },
    {
     "pattern": "/antimicrobial-resistance/prevention/animals.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited manipulation/strength (13.0%)."
   }
  },
  {
   "finding_id": "VS-a0bdbdf6",
   "fingerprint": "ca0fa40f",
   "rule_id": "list",
   "rule_label": "<ul> and <ol> must only directly contain <li>, <script> or <template> elements",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "1.3.1",
   "wcag_name": "Info and Relationships",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/list?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "high",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 29,
    "affected_pages_previous": 24
   },
   "frequency": {
    "instances": 29,
    "pages_affected": 29,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "<ul> and <ol> must only directly contain <li>, <script> or <template> elements (WCAG 1.3.1)",
   "description": "<ul> and <ol> must only directly contain <li>, <script> or <template> elements. Detected by axe-core rule list on 29 of 3333 scanned pages (29 instances).",
   "remediation_tip": "Use <ul>/<ol> with only <li> children for lists; don't fake lists with <div>s.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/list?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule list (WCAG 1.3.1).",
   "actual_behavior": "<ul> and <ol> must only directly contain <li>, <script> or <template> elements. Detected by axe-core rule list on 29 of 3333 scanned pages (29 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/wtc/handbook.html",
    "http://www.cdc.gov/mmwr/preview/mmwrhtml/00046725.htm",
    "http://www.cdc.gov/mmwr/preview/mmwrhtml/00016138.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "f35e1499",
     "html": "<ul class=\"nav scrollnav flex-column d-none d-lg-block usa-sidenav\">",
     "selectors": [
      ".flex-column"
     ]
    },
    {
     "fingerprint": "0fd146d6",
     "html": "<ol type=\"1\">",
     "selectors": [
      "ol",
      "ol:nth-child(21)"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 19
    },
    {
     "pattern": "/wtc/handbook.html",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/ss5001a1.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-c613c153",
   "fingerprint": "364ee5cc",
   "rule_id": "scrollable-region-focusable",
   "rule_label": "Scrollable region must have keyboard access",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "2.1.1",
   "wcag_name": "Keyboard",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/scrollable-region-focusable?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "high",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 23,
    "affected_pages_previous": 25
   },
   "frequency": {
    "instances": 43,
    "pages_affected": 23,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Scrollable region must have keyboard access (WCAG 2.1.1)",
   "description": "Scrollable region must have keyboard access. Detected by axe-core rule scrollable-region-focusable on 23 of 3333 scanned pages (43 instances).",
   "remediation_tip": "Make scrollable regions keyboard-focusable (tabindex=\"0\") so keyboard users can scroll them.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/scrollable-region-focusable?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule scrollable-region-focusable (WCAG 2.1.1).",
   "actual_behavior": "Scrollable region must have keyboard access. Detected by axe-core rule scrollable-region-focusable on 23 of 3333 scanned pages (43 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/tb-surveillance-report-2023/tables/table-8.html",
    "https://www.cdc.gov/fluview/surveillance/2024-week-47.html",
    "https://www.cdc.gov/fluview/surveillance/2025-week-15.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "186bd8d7",
     "html": "<div style=\"overflow-x: auto;\">",
     "selectors": [
      ".table-responsive > div",
      ".cdc_page_element.dfe-block--cdcmodule.dfe-block--width-standard:nth-child(5) > .dfe-block__inner > .cdc-textblock > div",
      ".cdc_page_element.dfe-block--cdcmodule.dfe-block--width-standard:nth-child(14) > .dfe-block__inner > .cdc-textblock > div"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/nchs/data/hestat/hestat112.htm",
     "count": 2
    },
    {
     "pattern": "/tb-surveillance-report-2023/tables/table-8.html",
     "count": 1
    },
    {
     "pattern": "/fluview/surveillance/{id}-week-47.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LR",
      "group": "Limited reach",
      "prevalence": 0.02,
      "percent": "2.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited manipulation/strength (13.0%), Limited reach (2.0%)."
   }
  },
  {
   "finding_id": "VS-4b45acfe",
   "fingerprint": "149fb8e2",
   "rule_id": "blink",
   "rule_label": "<blink> elements are deprecated and must not be used",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "2.2.2",
   "wcag_name": "Pause, Stop, Hide",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/blink?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "high",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 8,
    "affected_pages_current": 10,
    "affected_pages_previous": 9
   },
   "frequency": {
    "instances": 23,
    "pages_affected": 10,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "<blink> elements are deprecated and must not be used (WCAG 2.2.2)",
   "description": "<blink> elements are deprecated and must not be used. Detected by axe-core rule blink on 10 of 3333 scanned pages (23 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/blink?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule blink (WCAG 2.2.2).",
   "actual_behavior": "<blink> elements are deprecated and must not be used. Detected by axe-core rule blink on 10 of 3333 scanned pages (23 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/rr5117a1.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/ss5001a1.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/00001674.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "5a6adb4f",
     "html": "<blink><big><strong>Disclaimer</strong></big>\n</blink>",
     "selectors": [
      "blink"
     ]
    },
    {
     "fingerprint": "e4fef150",
     "html": "<blink><big><strong>Disclaimer</strong></big></blink>",
     "selectors": [
      "blink"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 2
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/rr5117a1.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/ss5001a1.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-58301a87",
   "fingerprint": "345a6415",
   "rule_id": "nested-interactive",
   "rule_label": "Interactive controls must not be nested",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "4.1.2",
   "wcag_name": "Name, Role, Value",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/nested-interactive?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "medium",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 8,
    "affected_pages_previous": 6
   },
   "frequency": {
    "instances": 23,
    "pages_affected": 8,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Interactive controls must not be nested (WCAG 4.1.2)",
   "description": "Interactive controls must not be nested. Detected by axe-core rule nested-interactive on 8 of 3333 scanned pages (23 instances).",
   "remediation_tip": "Don't nest interactive controls (e.g. a button inside a link); split them apart.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/nested-interactive?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule nested-interactive (WCAG 4.1.2).",
   "actual_behavior": "Interactive controls must not be nested. Detected by axe-core rule nested-interactive on 8 of 3333 scanned pages (23 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/stophivtogether/hiv-testing/self-testing.html?s_cid=so_togetherconsumertk0292",
    "http://www.cdc.gov/tobacco/campaign/tips/diseases/periodontal-gum-disease.html",
    "https://www.cdc.gov/tobacco/campaign/tips/spanish/enfermedades/tabaquismo-vision.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "4558398e",
     "html": "<div class=\"card-header h4 bg-white rounded-0\" role=\"tab\" id=\"acc-header-7\" href=\"#acc-panel-7\" data-toggle=\"collapse\" data-parent=\"#accordion-7\" aria-controls=\"acc-panel-7\" aria-expanded=\"true\"><butt",
     "selectors": [
      "#acc-header-7"
     ]
    },
    {
     "fingerprint": "6b51412f",
     "html": "<div class=\"card-header h4 bg-white rounded-0 collapsed\" role=\"tab\" id=\"acc-header-8\" href=\"#acc-panel-8\" data-toggle=\"collapse\" data-parent=\"#accordion-8\" aria-controls=\"acc-panel-8\" aria-expanded=\"f",
     "selectors": [
      "#acc-header-8"
     ]
    },
    {
     "fingerprint": "4d6a51ce",
     "html": "<div class=\"card-header h4 bg-white rounded-0 collapsed\" role=\"tab\" id=\"acc-header-9\" href=\"#acc-panel-9\" data-toggle=\"collapse\" data-parent=\"#accordion-9\" aria-controls=\"acc-panel-9\" aria-expanded=\"f",
     "selectors": [
      "#acc-header-9"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/stophivtogether/hiv-testing/self-testing.html",
     "count": 1
    },
    {
     "pattern": "/tobacco/campaign/tips/diseases/periodontal-gum-disease.html",
     "count": 1
    },
    {
     "pattern": "/tobacco/campaign/tips/spanish/enfermedades/tabaquismo-vision.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited manipulation/strength (13.0%)."
   }
  },
  {
   "finding_id": "VS-fab92378",
   "fingerprint": "56ca23c2",
   "rule_id": "select-name",
   "rule_label": "Select element must have an accessible name",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "4.1.2",
   "wcag_name": "Name, Role, Value",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/select-name?application=axeAPI",
   "severity": "Critical",
   "priority": "p1",
   "confidence": "medium",
   "rationale": "Critical severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 8,
    "affected_pages_current": 7,
    "affected_pages_previous": 3
   },
   "frequency": {
    "instances": 13,
    "pages_affected": 7,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Select element must have an accessible name (WCAG 4.1.2)",
   "description": "Select element must have an accessible name. Detected by axe-core rule select-name on 7 of 3333 scanned pages (13 instances).",
   "remediation_tip": "Give the <select> an accessible name via a <label> or aria-label.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/select-name?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule select-name (WCAG 4.1.2).",
   "actual_behavior": "Select element must have an accessible name. Detected by axe-core rule select-name on 7 of 3333 scanned pages (13 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/tobacco/campaign/tips/quit-smoking/quit-smoking-medications/how-to-use-quit-smoking-medicines/how-to-use-the-nicotine-lozenge.html",
    "https://www.cdc.gov/nchs/products/databriefs.htm?program=nhis",
    "http://www.cdc.gov/tobacco/campaign/tips/spanish/dejar-fumar/medicamentos/que-medicamento-es-adecuado-para-usted/index.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "430020ae",
     "html": "<select id=\"medicine\" onchange=\"window.location = this.options[this.selectedIndex].value;\">",
     "selectors": [
      "#medicine"
     ]
    },
    {
     "fingerprint": "c288a54c",
     "html": "<select id=\"year_group\" class=\"filter_dropdowns\" style=\"width:100%\">",
     "selectors": [
      "#year_group",
      "#month_group",
      "#author_group"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/tobacco/campaign/tips/quit-smoking/quit-smoking-medications/how-to-use-quit-smoking-medicines/how-to-use-the-nicotine-lozenge.html",
     "count": 1
    },
    {
     "pattern": "/nchs/products/databriefs.htm",
     "count": 1
    },
    {
     "pattern": "/tobacco/campaign/tips/spanish/dejar-fumar/medicamentos/que-medicamento-es-adecuado-para-usted/index.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited manipulation/strength (13.0%)."
   }
  },
  {
   "finding_id": "VS-e7298c00",
   "fingerprint": "c378edba",
   "rule_id": "button-name",
   "rule_label": "Buttons must have discernible text",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "4.1.2",
   "wcag_name": "Name, Role, Value",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/button-name?application=axeAPI",
   "severity": "Critical",
   "priority": "p1",
   "confidence": "medium",
   "rationale": "Critical severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W26",
    "last_observed": "2026-W32",
    "weeks_observed": 6,
    "affected_pages_current": 6,
    "affected_pages_previous": 3
   },
   "frequency": {
    "instances": 11,
    "pages_affected": 6,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Buttons must have discernible text (WCAG 4.1.2)",
   "description": "Buttons must have discernible text. Detected by axe-core rule button-name on 6 of 3333 scanned pages (11 instances).",
   "remediation_tip": "Give the button an accessible name via its text content, aria-label, or aria-labelledby.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/button-name?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule button-name (WCAG 4.1.2).",
   "actual_behavior": "Buttons must have discernible text. Detected by axe-core rule button-name on 6 of 3333 scanned pages (11 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/wtc/handbook.html",
    "http://www.cdc.gov/hiv/testing/index.html",
    "http://www.cdc.gov/hiv/prevention/prep.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "87bac002",
     "html": "<button id=\"searchBtn\" type=\"submit\" class=\"btn btn-primary m-0\" onclick=\"find(previousSibling.value)\"><i class=\"fas fa-search\"></i></button>",
     "selectors": [
      "#searchBtn"
     ]
    },
    {
     "fingerprint": "e8df19f1",
     "html": "<button type=\"button\" class=\"btn btn-primary btn-floating btn-lg\" id=\"btn-back-to-top\" style=\"display: block;\">\n\t\t<i class=\"fas fa-arrow-up\"></i>\n\t</button>",
     "selectors": [
      "#btn-back-to-top"
     ]
    },
    {
     "fingerprint": "bd78700d",
     "html": "<button id=\"search__icon\" class=\"c-search__icon\"></button>",
     "selectors": [
      "#search__icon"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/wtc/handbook.html",
     "count": 1
    },
    {
     "pattern": "/hiv/testing/index.html",
     "count": 1
    },
    {
     "pattern": "/hiv/prevention/prep.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited manipulation/strength (13.0%)."
   }
  },
  {
   "finding_id": "VS-07ba3b17",
   "fingerprint": "993f6ba8",
   "rule_id": "td-headers-attr",
   "rule_label": "Table cell headers attributes must refer to other <th> elements in the same tabl",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "1.3.1",
   "wcag_name": "Info and Relationships",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/td-headers-attr?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "medium",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 8,
    "affected_pages_current": 5,
    "affected_pages_previous": 19
   },
   "frequency": {
    "instances": 6,
    "pages_affected": 5,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Table cell headers attributes must refer to other <th> elements in the same tabl (WCAG 1.3.1)",
   "description": "Table cell headers attributes must refer to other <th> elements in the same tabl. Detected by axe-core rule td-headers-attr on 5 of 3333 scanned pages (6 instances).",
   "remediation_tip": "Associate data cells with their headers correctly using headers/id or scope.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/td-headers-attr?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule td-headers-attr (WCAG 1.3.1).",
   "actual_behavior": "Table cell headers attributes must refer to other <th> elements in the same tabl. Detected by axe-core rule td-headers-attr on 5 of 3333 scanned pages (6 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/brfss/acbs/2018/prevalence_tables/table1_LLCP.html",
    "https://%5C%5C%5C%5Ccdc.gov%5C%5Cproject%5C%5COPHSS_CSELS_DPHID_MMWR_OD_Editors%5C%5CMMWR-WE%5C%5Cxxx%20-%20AUGUST%2021%5C%5CRoundtable%5C%5Cvqf8@cdc.gov/vaccines/imz-schedules/child-easyread-es.html",
    "https://www.cdc.gov/acip/grade/HPV-adults.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "720649ab",
     "html": "<table class=\"prevaltb\" border=\"1\" summary=\"2018 Adult Prevalence Tables\">",
     "selectors": [
      "table"
     ]
    },
    {
     "fingerprint": "6b325d70",
     "html": "<table class=\"table table-schedule table-bordered\">",
     "selectors": [
      ".table-schedule.table-bordered"
     ]
    },
    {
     "fingerprint": "e66d6e18",
     "html": "<table class=\"table table-bordered\">",
     "selectors": [
      ".dfe-block--cdcmodule.cdc_page_element.dfe-block--width-wide:nth-child(26) > .dfe-block__inner > .cdc-textblock > div > table",
      ".dfe-block--cdcmodule.cdc_page_element.dfe-block--width-wide:nth-child(5) > .dfe-block__inner > .cdc-textblock > div > table"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/brfss/acbs/{id}/prevalence_tables/table1_LLCP.html",
     "count": 1
    },
    {
     "pattern": "/vaccines/imz-schedules/child-easyread-es.html",
     "count": 1
    },
    {
     "pattern": "/acip/grade/HPV-adults.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-6175596b",
   "fingerprint": "7ac6b8df",
   "rule_id": "listitem",
   "rule_label": "<li> elements must be contained in a <ul> or <ol>",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "1.3.1",
   "wcag_name": "Info and Relationships",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/listitem?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "medium",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 5,
    "affected_pages_previous": 3
   },
   "frequency": {
    "instances": 24,
    "pages_affected": 5,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "<li> elements must be contained in a <ul> or <ol> (WCAG 1.3.1)",
   "description": "<li> elements must be contained in a <ul> or <ol>. Detected by axe-core rule listitem on 5 of 3333 scanned pages (24 instances).",
   "remediation_tip": "<li> must be inside a <ul> or <ol>.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/listitem?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule listitem (WCAG 1.3.1).",
   "actual_behavior": "<li> elements must be contained in a <ul> or <ol>. Detected by axe-core rule listitem on 5 of 3333 scanned pages (24 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/nchs/ndi/apply/ndi-payments.html",
    "https://www.cdc.gov/hivnexus/hcp/pep/index.html",
    "http://www.cdc.gov/mmwr/preview/mmwrhtml/rr5019a1.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "10b55148",
     "html": "<li>$5.00 per subject flat rate, regardless of number of years searched</li>",
     "selectors": [
      "div[data-section=\"cdc_generic_section_1\"] > .table.dfe-table.table-no-header > .table-body[role=\"rowgroup\"] > .table-row.row[role=\"row\"]:nth-child(3) > .table-col[role=\"cell\"][data-col=\"2\"] > li"
     ]
    },
    {
     "fingerprint": "14ce6234",
     "html": "<li>$2.50 per subject flat rate, regardless of the years searched</li>",
     "selectors": [
      ".table-row.row[role=\"row\"]:nth-child(4) > .table-col[role=\"cell\"][data-col=\"2\"] > li"
     ]
    },
    {
     "fingerprint": "194f1904",
     "html": "<li>Cannot exceed $24,999.99</li>",
     "selectors": [
      "div[data-section=\"cdc_generic_section_2\"] > .table.dfe-table.table-no-header > .table-body[role=\"rowgroup\"] > .table-row.row[role=\"row\"]:nth-child(1) > .table-col[role=\"cell\"][data-col=\"2\"] > li:nth-child(1)"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/nchs/ndi/apply/ndi-payments.html",
     "count": 1
    },
    {
     "pattern": "/hivnexus/hcp/pep/index.html",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/rr5019a1.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-fa724f90",
   "fingerprint": "6145f8c8",
   "rule_id": "aria-dialog-name",
   "rule_label": "ARIA dialog and alertdialog nodes should have an accessible name",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/aria-dialog-name?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "medium",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W29",
    "last_observed": "2026-W32",
    "weeks_observed": 4,
    "affected_pages_current": 5,
    "affected_pages_previous": 4
   },
   "frequency": {
    "instances": 5,
    "pages_affected": 5,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "ARIA dialog and alertdialog nodes should have an accessible name (WCAG criterion undetermined)",
   "description": "ARIA dialog and alertdialog nodes should have an accessible name. Detected by axe-core rule aria-dialog-name on 5 of 3333 scanned pages (5 instances).",
   "remediation_tip": "Give the dialog an accessible name (aria-label or aria-labelledby).",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/aria-dialog-name?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule aria-dialog-name.",
   "actual_behavior": "ARIA dialog and alertdialog nodes should have an accessible name. Detected by axe-core rule aria-dialog-name on 5 of 3333 scanned pages (5 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/wtc/npn.html",
    "http://www.cdc.gov/wtc/handbook.html",
    "https://www.cdc.gov/fluview/surveillance/index.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "b7e6cec9",
     "html": "<div id=\"myModal\" class=\"modal fade show\" style=\"padding-right: 17px; display: block;\" aria-modal=\"true\" role=\"dialog\">",
     "selectors": [
      "#myModal"
     ]
    },
    {
     "fingerprint": "2d38ea00",
     "html": "<div class=\"sr-modal-dialog\" role=\"dialog\" tabindex=\"-1\" style=\"max-width: 500px;\">",
     "selectors": [
      ".sr-modal-dialog"
     ]
    },
    {
     "fingerprint": "3300ea2b",
     "html": "<a id=\"tooltip-:r1:\" role=\"dialog\" tabindex=\"0\" class=\"cove-tooltip--target\" data-tooltip-float=\"false\" data-tooltip-place=\"top\" data-tooltip-isopen=\"true\">",
     "selectors": [
      "#tooltip-\\:r1\\:"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/wtc/npn.html",
     "count": 1
    },
    {
     "pattern": "/wtc/handbook.html",
     "count": 1
    },
    {
     "pattern": "/fluview/surveillance/index.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-5c82bd60",
   "fingerprint": "c0b3c60a",
   "rule_id": "aria-command-name",
   "rule_label": "ARIA commands must have an accessible name",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "4.1.2",
   "wcag_name": "Name, Role, Value",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/aria-command-name?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "medium",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 4,
    "affected_pages_previous": 8
   },
   "frequency": {
    "instances": 33,
    "pages_affected": 4,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "ARIA commands must have an accessible name (WCAG 4.1.2)",
   "description": "ARIA commands must have an accessible name. Detected by axe-core rule aria-command-name on 4 of 3333 scanned pages (33 instances).",
   "remediation_tip": "Give the command (button/link/menuitem) an accessible name via text or aria-label.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/aria-command-name?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule aria-command-name (WCAG 4.1.2).",
   "actual_behavior": "ARIA commands must have an accessible name. Detected by axe-core rule aria-command-name on 4 of 3333 scanned pages (33 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/vaccine-safety-systems/hcp/cisa/index.html",
    "https://www.cdc.gov/united-states-cancer-statistics/publications/breast-cancer-stat-bite.html",
    "http://www.cdc.gov/hepatitis/php/npr-2025/hep-b-reduce-infections-pwid.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "88103dec",
     "html": "<span role=\"button\" class=\"sort-icon\"><svg class=\"up\" xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 10 5\"><path d=\"M0 5l5-5 5 5z\"></path></svg><svg class=\"down\" xmlns=\"http://www.w3.org/2000/svg\" vi",
     "selectors": [
      "th[aria-labelledby=\":r4:-heading-0\"] > .sort-icon[role=\"button\"]",
      "th[aria-labelledby=\":r4:-heading-1\"] > .sort-icon[role=\"button\"]",
      "th[aria-labelledby=\":r8:-heading-0\"] > .sort-icon[role=\"button\"]"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/vaccine-safety-systems/hcp/cisa/index.html",
     "count": 1
    },
    {
     "pattern": "/united-states-cancer-statistics/publications/breast-cancer-stat-bite.html",
     "count": 1
    },
    {
     "pattern": "/hepatitis/php/npr-2025/hep-b-reduce-infections-pwid.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited manipulation/strength (13.0%)."
   }
  },
  {
   "finding_id": "VS-ebb1c464",
   "fingerprint": "62f3ac21",
   "rule_id": "aria-prohibited-attr",
   "rule_label": "Elements must only use permitted ARIA attributes",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "4.1.2",
   "wcag_name": "Name, Role, Value",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/aria-prohibited-attr?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "medium",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W28",
    "last_observed": "2026-W32",
    "weeks_observed": 5,
    "affected_pages_current": 3,
    "affected_pages_previous": 2
   },
   "frequency": {
    "instances": 17,
    "pages_affected": 3,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Elements must only use permitted ARIA attributes (WCAG 4.1.2)",
   "description": "Elements must only use permitted ARIA attributes. Detected by axe-core rule aria-prohibited-attr on 3 of 3333 scanned pages (17 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/aria-prohibited-attr?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule aria-prohibited-attr (WCAG 4.1.2).",
   "actual_behavior": "Elements must only use permitted ARIA attributes. Detected by axe-core rule aria-prohibited-attr on 3 of 3333 scanned pages (17 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/wtc/handbook.html",
    "https://www.cdc.gov/stophivtogether/hiv-testing/self-testing.html?s_cid=so_togetherconsumertk0292",
    "https://www.cdc.gov/HIVTreatment?s_cid=so_togetherconsumertk0314"
   ],
   "html_fragments": [
    {
     "fingerprint": "124e8a10",
     "html": "<i class=\"fa fa-2x gray-icon fa-check\" aria-label=\"Yes\"></i>",
     "selectors": [
      "tr:nth-child(1) > td:nth-child(3) > .fa-check.fa-2x[aria-label=\"Yes\"]",
      "tr:nth-child(1) > td:nth-child(4) > .fa-check.fa-2x[aria-label=\"Yes\"]",
      "tr:nth-child(1) > td:nth-child(5) > .fa-check.fa-2x[aria-label=\"Yes\"]"
     ]
    },
    {
     "fingerprint": "b432e999",
     "html": "<div class=\"cdc-card-slider cdc-video-slider slick-initialized slick-slider cdc-carousel-slider\" id=\"UNIQUE36545683a172a882dd\" aria-label=\"Carousel\">",
     "selectors": [
      "#UNIQUE36545683a172a882dd",
      "#UNIQUE27403686429c066f58"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/wtc/handbook.html",
     "count": 1
    },
    {
     "pattern": "/stophivtogether/hiv-testing/self-testing.html",
     "count": 1
    },
    {
     "pattern": "/HIVTreatment",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited manipulation/strength (13.0%)."
   }
  },
  {
   "finding_id": "VS-c80d5faa",
   "fingerprint": "1fd7726a",
   "rule_id": "document-title",
   "rule_label": "Documents must have <title> element to aid in navigation",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "2.4.2",
   "wcag_name": "Page Titled",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/document-title?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "low",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 4,
    "affected_pages_current": 2,
    "affected_pages_previous": null
   },
   "frequency": {
    "instances": 2,
    "pages_affected": 2,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Documents must have <title> element to aid in navigation (WCAG 2.4.2)",
   "description": "Documents must have <title> element to aid in navigation. Detected by axe-core rule document-title on 2 of 3333 scanned pages (2 instances).",
   "remediation_tip": "Give the page a unique, descriptive <title>.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/document-title?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule document-title (WCAG 2.4.2).",
   "actual_behavior": "Documents must have <title> element to aid in navigation. Detected by axe-core rule document-title on 2 of 3333 scanned pages (2 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/ss5001a1.htm",
    "https://www.cdc.gov/es/disasters/extremeheat/heattips.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "3e866d4c",
     "html": "<html>",
     "selectors": [
      "html"
     ]
    },
    {
     "fingerprint": "bc98cb38",
     "html": "<html><head></head><body></body></html>",
     "selectors": [
      "html"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/ss5001a1.htm",
     "count": 1
    },
    {
     "pattern": "/es/disasters/extremeheat/heattips.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-9429bb8d",
   "fingerprint": "d9ef25ac",
   "rule_id": "aria-required-children",
   "rule_label": "Certain ARIA roles must contain particular children",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "1.3.1",
   "wcag_name": "Info and Relationships",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/aria-required-children?application=axeAPI",
   "severity": "Critical",
   "priority": "p1",
   "confidence": "low",
   "rationale": "Critical severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 8,
    "affected_pages_current": 1,
    "affected_pages_previous": 1
   },
   "frequency": {
    "instances": 2,
    "pages_affected": 1,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Certain ARIA roles must contain particular children (WCAG 1.3.1)",
   "description": "Certain ARIA roles must contain particular children. Detected by axe-core rule aria-required-children on 1 of 3333 scanned pages (2 instances).",
   "remediation_tip": "Add the child roles this container role requires (e.g. a list needs listitem children).",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/aria-required-children?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule aria-required-children (WCAG 1.3.1).",
   "actual_behavior": "Certain ARIA roles must contain particular children. Detected by axe-core rule aria-required-children on 1 of 3333 scanned pages (2 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/stophivtogether/hiv-testing/self-testing.html?s_cid=so_togetherconsumertk0292"
   ],
   "html_fragments": [
    {
     "fingerprint": "e9c56822",
     "html": "<div class=\"accordion indicator-plus accordion-white mb3\" id=\"accordion-7\" role=\"tablist\">",
     "selectors": [
      "#accordion-7"
     ]
    },
    {
     "fingerprint": "8ce5419f",
     "html": "<div class=\"collapse show\" id=\"acc-panel-7\" role=\"tablist\" aria-labelledby=\"acc-header-7\">",
     "selectors": [
      "#acc-panel-7"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/stophivtogether/hiv-testing/self-testing.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-45146742",
   "fingerprint": "cc19d944",
   "rule_id": "aria-hidden-focus",
   "rule_label": "ARIA hidden element must not be focusable or contain focusable elements",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "4.1.2",
   "wcag_name": "Name, Role, Value",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/aria-hidden-focus?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "low",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W29",
    "last_observed": "2026-W32",
    "weeks_observed": 3,
    "affected_pages_current": 1,
    "affected_pages_previous": null
   },
   "frequency": {
    "instances": 1,
    "pages_affected": 1,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "ARIA hidden element must not be focusable or contain focusable elements (WCAG 4.1.2)",
   "description": "ARIA hidden element must not be focusable or contain focusable elements. Detected by axe-core rule aria-hidden-focus on 1 of 3333 scanned pages (1 instances).",
   "remediation_tip": "Don't put focusable elements inside aria-hidden=\"true\"; they become a keyboard trap for screen-reader users.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/aria-hidden-focus?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule aria-hidden-focus (WCAG 4.1.2).",
   "actual_behavior": "ARIA hidden element must not be focusable or contain focusable elements. Detected by axe-core rule aria-hidden-focus on 1 of 3333 scanned pages (1 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/ardi"
   ],
   "html_fragments": [
    {
     "fingerprint": "137308c1",
     "html": "<div id=\"divIdleTimeout\" class=\"modal fade background-and-border-none\" style=\"display: block;background: none;width: 100%;box-shadow: none;border: none;\" tabindex=\"-1\" role=\"dialog\" aria-hidden=\"true\"",
     "selectors": [
      "#divIdleTimeout"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/ardi",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited manipulation/strength (13.0%)."
   }
  },
  {
   "finding_id": "VS-dd1c019f",
   "fingerprint": "dec2d038",
   "rule_id": "valid-lang",
   "rule_label": "lang attribute must have a valid value",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": "3.1.2",
   "wcag_name": "Language of Parts",
   "wcag_level": "AA",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 AA",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/valid-lang?application=axeAPI",
   "severity": "Serious",
   "priority": "p1",
   "confidence": "low",
   "rationale": "Serious severity; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 5,
    "affected_pages_current": 1,
    "affected_pages_previous": 2
   },
   "frequency": {
    "instances": 2,
    "pages_affected": 1,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "lang attribute must have a valid value (WCAG 3.1.2)",
   "description": "lang attribute must have a valid value. Detected by axe-core rule valid-lang on 1 of 3333 scanned pages (2 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/valid-lang?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule valid-lang (WCAG 3.1.2).",
   "actual_behavior": "lang attribute must have a valid value. Detected by axe-core rule valid-lang on 1 of 3333 scanned pages (2 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/bird-flu/communication-resources/avian-flu-transmission.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "13fd33d4",
     "html": "<a href=\"/bird-flu/media/pdfs/2024/09/avian-flu-transmission-Mamean.pdf\" title=\"How Infected Backyard Poultry Could Spread Bird Flu to People (Mamean)\" lang=\"__\">",
     "selectors": [
      ".aspect-ratio-16-9.image-container > a[lang=\"__\"]"
     ]
    },
    {
     "fingerprint": "cc20b2cf",
     "html": "<a lang=\"__\" class=\"cdc-block-link\" href=\"/bird-flu/media/pdfs/2024/09/avian-flu-transmission-Mamean.pdf\" aria-label=\"Download\" download=\"avian-flu-transmission-Mamean.pdf\" target=\"_blank\">",
     "selectors": [
      ".download.featured > .download-container > .cdc-block-link[lang=\"__\"][aria-label=\"Download\"]"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/bird-flu/communication-resources/avian-flu-transmission.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-d25f622d",
   "fingerprint": "98ff321a",
   "rule_id": "heading-order",
   "rule_label": "Heading levels should only increase by one",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/heading-order?application=axeAPI",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 984 pages; worsening trend",
   "trend": {
    "status": "worsening",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 984,
    "affected_pages_previous": 880
   },
   "frequency": {
    "instances": 1422,
    "pages_affected": 984,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Heading levels should only increase by one (WCAG criterion undetermined)",
   "description": "Heading levels should only increase by one. Detected by axe-core rule heading-order on 984 of 3333 scanned pages (1422 instances).",
   "remediation_tip": "Use heading levels in order (h1 → h2 → h3) without skipping; structure, not size.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/heading-order?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule heading-order.",
   "actual_behavior": "Heading levels should only increase by one. Detected by axe-core rule heading-order on 984 of 3333 scanned pages (1422 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/mmwr/volumes/73/wr/mm7329a2.htm?s_cid=mm7329a2_w",
    "https://www.cdc.gov/pcd/issues/2019/18_0288.htm",
    "http://www.cdc.gov/nchs/products/vsus/vsus_1980_2003.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "7157f66b",
     "html": "<h3><strong>Summary</strong></h3>",
     "selectors": [
      ".col-md-9 > h3"
     ]
    },
    {
     "fingerprint": "4bd6b3b0",
     "html": "<h5>Altmetric:</h5>",
     "selectors": [
      ".bg-white.card-body > h5"
     ]
    },
    {
     "fingerprint": "7a75e6ce",
     "html": "<h5>",
     "selectors": [
      ".w-100.order-4:nth-child(29) > table > caption > h5"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/volumes/{id}/wr/mm7329a2.htm",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0288.htm",
     "count": 1
    },
    {
     "pattern": "/nchs/products/vsus/vsus_1980_2003.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-d5d82446",
   "fingerprint": "3627341e",
   "rule_id": "landmark-one-main",
   "rule_label": "Document should have one main landmark",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/landmark-one-main?application=axeAPI",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 813 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 813,
    "affected_pages_previous": 799
   },
   "frequency": {
    "instances": 813,
    "pages_affected": 813,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Document should have one main landmark (WCAG criterion undetermined)",
   "description": "Document should have one main landmark. Detected by axe-core rule landmark-one-main on 813 of 3333 scanned pages (813 instances).",
   "remediation_tip": "Each page should have exactly one <main> landmark.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/landmark-one-main?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule landmark-one-main.",
   "actual_behavior": "Document should have one main landmark. Detected by axe-core rule landmark-one-main on 813 of 3333 scanned pages (813 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5008a7.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6145a7.htm?s_cid=mm6145a7_w",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5803a4.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "3e866d4c",
     "html": "<html>",
     "selectors": [
      "html"
     ]
    },
    {
     "fingerprint": "700ea598",
     "html": "<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\" lang=\"en\" id=\"js\">",
     "selectors": [
      "#js"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 4
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5008a7.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm6145a7.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-8806389c",
   "fingerprint": "ffb2ae06",
   "rule_id": "landmark-unique",
   "rule_label": "Landmarks should have a unique role or role/label/title (i.e. accessible name) c",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/landmark-unique?application=axeAPI",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 808 pages",
   "trend": {
    "status": "improving",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 808,
    "affected_pages_previous": 977
   },
   "frequency": {
    "instances": 832,
    "pages_affected": 808,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Landmarks should have a unique role or role/label/title (i.e. accessible name) c (WCAG criterion undetermined)",
   "description": "Landmarks should have a unique role or role/label/title (i.e. accessible name) c. Detected by axe-core rule landmark-unique on 808 of 3333 scanned pages (832 instances).",
   "remediation_tip": "When a landmark role/type repeats (e.g. two <nav>s), give each a distinct accessible name with aria-label or aria-labelledby (e.g. \"Primary\" and \"Footer\" navigation) so screen-reader users can tell them apart.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/landmark-unique?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule landmark-unique.",
   "actual_behavior": "Landmarks should have a unique role or role/label/title (i.e. accessible name) c. Detected by axe-core rule landmark-unique on 808 of 3333 scanned pages (832 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/rsv/hcp/vaccine-clinical-guidance/adults.html",
    "https://www.cdc.gov/injury-icrc/php/projects/centers.html",
    "http://www.cdc.gov/acip/evidence-to-recommendations/covid-19-novavax-etr.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "ef2863bd",
     "html": "<aside class=\"page-right-rail__static noindex\" role=\"complementary\" style=\"margin-top: 47px;\">",
     "selectors": [
      ".page-right-rail__static"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/rsv/hcp/vaccine-clinical-guidance/adults.html",
     "count": 1
    },
    {
     "pattern": "/injury-icrc/php/projects/centers.html",
     "count": 1
    },
    {
     "pattern": "/acip/evidence-to-recommendations/covid-19-novavax-etr.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-cb53cc4d",
   "fingerprint": "1738fa81",
   "rule_id": "sia-r111",
   "rule_label": "Target size is at least 44×44 CSS pixels (Enhanced)",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "2.5.5",
   "wcag_name": "Target Size (Enhanced)",
   "wcag_level": "AAA",
   "wcag_version": "2.1",
   "wcag_category": "WCAG 2.x AAA",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r111",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 761 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 761,
    "affected_pages_previous": 728
   },
   "frequency": {
    "instances": 23830,
    "pages_affected": 761,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Target size is at least 44×44 CSS pixels (Enhanced) (WCAG 2.5.5)",
   "description": "Target size is at least 44×44 CSS pixels (Enhanced). Detected by Siteimprove Alfa rule sia-r111 on 761 of 3333 scanned pages (23830 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r111",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r111 (WCAG 2.5.5).",
   "actual_behavior": "Target size is at least 44×44 CSS pixels (Enhanced). Detected by Siteimprove Alfa rule sia-r111 on 761 of 3333 scanned pages (23830 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2019/18_0288.htm",
    "http://www.cdc.gov/nchs/products/vsus/vsus_1980_2003.htm",
    "https://www.cdc.gov/coronavirus/2019-ncov/php/contact-tracing/contact-tracing-plan/overview.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 2
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0288.htm",
     "count": 1
    },
    {
     "pattern": "/nchs/products/vsus/vsus_1980_2003.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-646b1e0b",
   "fingerprint": "afad441e",
   "rule_id": "sia-r66",
   "rule_label": "Text has enhanced contrast",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "1.4.6",
   "wcag_name": "Contrast (Enhanced)",
   "wcag_level": "AAA",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.x AAA",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r66",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 665 pages; worsening trend",
   "trend": {
    "status": "worsening",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 665,
    "affected_pages_previous": 619
   },
   "frequency": {
    "instances": 20171,
    "pages_affected": 665,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Text has enhanced contrast (WCAG 1.4.6)",
   "description": "Text has enhanced contrast. Detected by Siteimprove Alfa rule sia-r66 on 665 of 3333 scanned pages (20171 instances).",
   "remediation_tip": "Increase text contrast to meet WCAG AAA (7:1).",
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r66",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r66 (WCAG 1.4.6).",
   "actual_behavior": "Text has enhanced contrast. Detected by Siteimprove Alfa rule sia-r66 on 665 of 3333 scanned pages (20171 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2019/18_0288.htm",
    "http://www.cdc.gov/nchs/products/vsus/vsus_1980_2003.htm",
    "https://www.cdc.gov/coronavirus/2019-ncov/php/contact-tracing/contact-tracing-plan/overview.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/pcd/issues/{id}/{id}_0288.htm",
     "count": 1
    },
    {
     "pattern": "/nchs/products/vsus/vsus_1980_2003.htm",
     "count": 1
    },
    {
     "pattern": "/coronavirus/{id}-ncov/php/contact-tracing/contact-tracing-plan/overview.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-c18be945",
   "fingerprint": "8634e2fd",
   "rule_id": "sia-r57",
   "rule_label": "Scrolling content can be accessed by keyboard",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r57",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 548 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 548,
    "affected_pages_previous": 528
   },
   "frequency": {
    "instances": 8051,
    "pages_affected": 548,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Scrolling content can be accessed by keyboard (WCAG criterion undetermined)",
   "description": "Scrolling content can be accessed by keyboard. Detected by Siteimprove Alfa rule sia-r57 on 548 of 3333 scanned pages (8051 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r57",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r57.",
   "actual_behavior": "Scrolling content can be accessed by keyboard. Detected by Siteimprove Alfa rule sia-r57 on 548 of 3333 scanned pages (8051 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2019/18_0288.htm",
    "http://www.cdc.gov/nchs/products/vsus/vsus_1980_2003.htm",
    "https://www.cdc.gov/coronavirus/2019-ncov/php/contact-tracing/contact-tracing-plan/overview.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/pcd/issues/{id}/{id}_0288.htm",
     "count": 1
    },
    {
     "pattern": "/nchs/products/vsus/vsus_1980_2003.htm",
     "count": 1
    },
    {
     "pattern": "/coronavirus/{id}-ncov/php/contact-tracing/contact-tracing-plan/overview.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-e05344b9",
   "fingerprint": "9d7a222a",
   "rule_id": "sia-r18",
   "rule_label": "aria attribute is permitted for element role",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r18",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 392 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 392,
    "affected_pages_previous": 365
   },
   "frequency": {
    "instances": 419,
    "pages_affected": 392,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "aria attribute is permitted for element role (WCAG criterion undetermined)",
   "description": "aria attribute is permitted for element role. Detected by Siteimprove Alfa rule sia-r18 on 392 of 3333 scanned pages (419 instances).",
   "remediation_tip": "Only use ARIA states/properties that are allowed on this element/role.",
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r18",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r18.",
   "actual_behavior": "aria attribute is permitted for element role. Detected by Siteimprove Alfa rule sia-r18 on 392 of 3333 scanned pages (419 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/coronavirus/2019-ncov/php/contact-tracing/contact-tracing-plan/overview.html",
    "https://www.cdc.gov/comprehensive-cancer-control/success-stories/iowa-hpv-vaccination.html",
    "https://www.cdc.gov/pcd/issues/2013/13_0126_es.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/coronavirus/{id}-ncov/php/contact-tracing/contact-tracing-plan/overview.html",
     "count": 1
    },
    {
     "pattern": "/comprehensive-cancer-control/success-stories/iowa-hpv-vaccination.html",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0126_es.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-fbf54eba",
   "fingerprint": "773d6316",
   "rule_id": "sia-r74",
   "rule_label": "Link is distinguishable without relying on color",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "1.4.8",
   "wcag_name": "Visual Presentation",
   "wcag_level": "AAA",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.x AAA",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r74",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 301 pages",
   "trend": {
    "status": "improving",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 301,
    "affected_pages_previous": 324
   },
   "frequency": {
    "instances": 11133,
    "pages_affected": 301,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Link is distinguishable without relying on color (WCAG 1.4.8)",
   "description": "Link is distinguishable without relying on color. Detected by Siteimprove Alfa rule sia-r74 on 301 of 3333 scanned pages (11133 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r74",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r74 (WCAG 1.4.8).",
   "actual_behavior": "Link is distinguishable without relying on color. Detected by Siteimprove Alfa rule sia-r74 on 301 of 3333 scanned pages (11133 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2019/18_0288.htm",
    "https://www.cdc.gov/pcd/issues/2013/13_0126_es.htm",
    "https://www.cdc.gov/pcd/issues/2020/19_0296a.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 4
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0288.htm",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0126_es.htm",
     "count": 1
    }
   ],
   "associated_technologies": [
    {
     "technology": "DreamWeaver",
     "lift": 3.09,
     "pages_with_both": 5
    }
   ],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-179ad9b3",
   "fingerprint": "0e001fcc",
   "rule_id": "sia-r113",
   "rule_label": "Target size is at least 24×24 CSS pixels or has spacing (Minimum)",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "2.5.8",
   "wcag_name": "Target Size (Minimum)",
   "wcag_level": "AA",
   "wcag_version": "2.2",
   "wcag_category": "WCAG 2.2 AA",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r113",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 291 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 291,
    "affected_pages_previous": 265
   },
   "frequency": {
    "instances": 3005,
    "pages_affected": 291,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Target size is at least 24×24 CSS pixels or has spacing (Minimum) (WCAG 2.5.8)",
   "description": "Target size is at least 24×24 CSS pixels or has spacing (Minimum). Detected by Siteimprove Alfa rule sia-r113 on 291 of 3333 scanned pages (3005 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r113",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r113 (WCAG 2.5.8).",
   "actual_behavior": "Target size is at least 24×24 CSS pixels or has spacing (Minimum). Detected by Siteimprove Alfa rule sia-r113 on 291 of 3333 scanned pages (3005 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/nchs/products/vsus/vsus_1980_2003.htm",
    "http://www.cdc.gov/nchs/fastats/suicide.htm",
    "https://www.cdc.gov/nchs/nsfg/nsfg_2002_questionnaires.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 4
    },
    {
     "pattern": "/nchs/products/vsus/vsus_1980_2003.htm",
     "count": 1
    },
    {
     "pattern": "/nchs/fastats/suicide.htm",
     "count": 1
    }
   ],
   "associated_technologies": [
    {
     "technology": "DreamWeaver",
     "lift": 3.98,
     "pages_with_both": 7
    },
    {
     "technology": "Moment.js",
     "lift": 3.76,
     "pages_with_both": 6
    }
   ],
   "impact": {
    "groups": [
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LR",
      "group": "Limited reach",
      "prevalence": 0.02,
      "percent": "2.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Limited manipulation/strength (13.0%), Limited reach (2.0%), Limited vision (2.4%)."
   }
  },
  {
   "finding_id": "VS-f054f4a4",
   "fingerprint": "5fa3b5a6",
   "rule_id": "sia-r53",
   "rule_label": "Headings are structured hierarchically",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r53",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 269 pages; worsening trend",
   "trend": {
    "status": "worsening",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 269,
    "affected_pages_previous": 242
   },
   "frequency": {
    "instances": 382,
    "pages_affected": 269,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Headings are structured hierarchically (WCAG criterion undetermined)",
   "description": "Headings are structured hierarchically. Detected by Siteimprove Alfa rule sia-r53 on 269 of 3333 scanned pages (382 instances).",
   "remediation_tip": "Use headings in a logical, non-skipping order.",
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r53",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r53.",
   "actual_behavior": "Headings are structured hierarchically. Detected by Siteimprove Alfa rule sia-r53 on 269 of 3333 scanned pages (382 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2019/18_0288.htm",
    "http://www.cdc.gov/nchs/products/vsus/vsus_1980_2003.htm",
    "http://www.cdc.gov/nchs/fastats/suicide.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 3
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0288.htm",
     "count": 1
    },
    {
     "pattern": "/nchs/products/vsus/vsus_1980_2003.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-2208081b",
   "fingerprint": "40bbca09",
   "rule_id": "sia-r73",
   "rule_label": "Text has minimum contrast ratio of 4.5:1",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "1.4.8",
   "wcag_name": "Visual Presentation",
   "wcag_level": "AAA",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.x AAA",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r73",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 240 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 240,
    "affected_pages_previous": 241
   },
   "frequency": {
    "instances": 117762,
    "pages_affected": 240,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Text has minimum contrast ratio of 4.5:1 (WCAG 1.4.8)",
   "description": "Text has minimum contrast ratio of 4.5:1. Detected by Siteimprove Alfa rule sia-r73 on 240 of 3333 scanned pages (117762 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r73",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r73 (WCAG 1.4.8).",
   "actual_behavior": "Text has minimum contrast ratio of 4.5:1. Detected by Siteimprove Alfa rule sia-r73 on 240 of 3333 scanned pages (117762 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2019/18_0288.htm",
    "https://www.cdc.gov/pcd/issues/2013/13_0126_es.htm",
    "https://www.cdc.gov/pcd/issues/2020/19_0296a.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 6
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0288.htm",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0126_es.htm",
     "count": 1
    }
   ],
   "associated_technologies": [
    {
     "technology": "DreamWeaver",
     "lift": 6.22,
     "pages_with_both": 7
    },
    {
     "technology": "Moment.js",
     "lift": 5.87,
     "pages_with_both": 6
    }
   ],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-f7e99f4b",
   "fingerprint": "863d1000",
   "rule_id": "sia-r69",
   "rule_label": "Text has sufficient color contrast (Enhanced)",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "1.4.3",
   "wcag_name": "Contrast (Minimum)",
   "wcag_level": "AA",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 AA",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r69",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 213 pages",
   "trend": {
    "status": "improving",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 213,
    "affected_pages_previous": 244
   },
   "frequency": {
    "instances": 1259,
    "pages_affected": 213,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Text has sufficient color contrast (Enhanced) (WCAG 1.4.3)",
   "description": "Text has sufficient color contrast (Enhanced). Detected by Siteimprove Alfa rule sia-r69 on 213 of 3333 scanned pages (1259 instances).",
   "remediation_tip": "Increase text contrast to meet WCAG AA (4.5:1, or 3:1 for large text).",
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r69",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r69 (WCAG 1.4.3).",
   "actual_behavior": "Text has sufficient color contrast (Enhanced). Detected by Siteimprove Alfa rule sia-r69 on 213 of 3333 scanned pages (1259 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/comprehensive-cancer-control/success-stories/iowa-hpv-vaccination.html",
    "http://www.cdc.gov/wtc/handbook.html",
    "https://www.cdc.gov/niosh/manufacturing/hazardous-energy-control/resource-guide.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/comprehensive-cancer-control/success-stories/iowa-hpv-vaccination.html",
     "count": 1
    },
    {
     "pattern": "/wtc/handbook.html",
     "count": 1
    },
    {
     "pattern": "/niosh/manufacturing/hazardous-energy-control/resource-guide.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "WPC",
      "group": "Without color perception",
      "prevalence": 0.045,
      "percent": "4.5%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Limited vision (2.4%), Without color perception (4.5%)."
   }
  },
  {
   "finding_id": "VS-3d033717",
   "fingerprint": "1718042b",
   "rule_id": "sia-r70",
   "rule_label": "No obsolete or deprecated elements are used",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r70",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 192 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 192,
    "affected_pages_previous": 190
   },
   "frequency": {
    "instances": 192,
    "pages_affected": 192,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "No obsolete or deprecated elements are used (WCAG criterion undetermined)",
   "description": "No obsolete or deprecated elements are used. Detected by Siteimprove Alfa rule sia-r70 on 192 of 3333 scanned pages (192 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r70",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r70.",
   "actual_behavior": "No obsolete or deprecated elements are used. Detected by Siteimprove Alfa rule sia-r70 on 192 of 3333 scanned pages (192 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/mmwr/preview/mmwrhtml/00000401.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/00015136.htm",
    "https://www.cdc.gov/pcd/issues/2010/mar/09_0035_es.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 6
    },
    {
     "pattern": "/pcd/issues/{id}/mar/{id}_0035_es.htm",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/apr/{id}_0203.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-fa44f293",
   "fingerprint": "a01b2a6c",
   "rule_id": "page-has-heading-one",
   "rule_label": "Page should contain a level-one heading",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/page-has-heading-one?application=axeAPI",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 176 pages",
   "trend": {
    "status": "improving",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 176,
    "affected_pages_previous": 251
   },
   "frequency": {
    "instances": 176,
    "pages_affected": 176,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Page should contain a level-one heading (WCAG criterion undetermined)",
   "description": "Page should contain a level-one heading. Detected by axe-core rule page-has-heading-one on 176 of 3333 scanned pages (176 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/page-has-heading-one?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule page-has-heading-one.",
   "actual_behavior": "Page should contain a level-one heading. Detected by axe-core rule page-has-heading-one on 176 of 3333 scanned pages (176 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/coronavirus/2019-ncov/php/contact-tracing/contact-tracing-plan/overview.html",
    "https://www.cdc.gov/hiv/partners/index.html",
    "https://www.cdc.gov/ncbddd/spanish/actearly/concerned.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "e187bab4",
     "html": "<html lang=\"en-us\" class=\"cdc-theme-cdc cdc-page-type--home\" style=\"--mobile-header-offset: 0px;\">",
     "selectors": [
      "html"
     ]
    },
    {
     "fingerprint": "226e8f64",
     "html": "<html lang=\"es-us\" class=\"cdc-theme-cdc cdc-page-type--home\" style=\"--mobile-header-offset: 0px;\">",
     "selectors": [
      "html"
     ]
    },
    {
     "fingerprint": "acf251cc",
     "html": "<html lang=\"en-us\" class=\"cdc-2022 theme-blue cdc-root-home home-2022 cdc-page-type-2022home cdc-tp5\">",
     "selectors": [
      "html"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/coronavirus/{id}-ncov/php/contact-tracing/contact-tracing-plan/overview.html",
     "count": 1
    },
    {
     "pattern": "/hiv/partners/index.html",
     "count": 1
    },
    {
     "pattern": "/ncbddd/spanish/actearly/concerned.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-a24eaa8c",
   "fingerprint": "8d462fe1",
   "rule_id": "sia-r2",
   "rule_label": "Image has accessible name",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "1.1.1",
   "wcag_name": "Non-text Content",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r2",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 153 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 153,
    "affected_pages_previous": 161
   },
   "frequency": {
    "instances": 2050,
    "pages_affected": 153,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Image has accessible name (WCAG 1.1.1)",
   "description": "Image has accessible name. Detected by Siteimprove Alfa rule sia-r2 on 153 of 3333 scanned pages (2050 instances).",
   "remediation_tip": "Give every <img> an accessible name (alt text), or alt=\"\" if purely decorative.",
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r2",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r2 (WCAG 1.1.1).",
   "actual_behavior": "Image has accessible name. Detected by Siteimprove Alfa rule sia-r2 on 153 of 3333 scanned pages (2050 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/wtc/handbook.html",
    "http://www.cdc.gov/mmwr/preview/mmwrhtml/00000401.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/00015136.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 6
    },
    {
     "pattern": "/wtc/handbook.html",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/mar/{id}_0035_es.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-7a0e5645",
   "fingerprint": "15da996e",
   "rule_id": "sia-r4",
   "rule_label": "Document has a valid lang attribute",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "3.1.1",
   "wcag_name": "Language of Page",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r4",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 152 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 152,
    "affected_pages_previous": 157
   },
   "frequency": {
    "instances": 152,
    "pages_affected": 152,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Document has a valid lang attribute (WCAG 3.1.1)",
   "description": "Document has a valid lang attribute. Detected by Siteimprove Alfa rule sia-r4 on 152 of 3333 scanned pages (152 instances).",
   "remediation_tip": "Add a valid lang attribute to <html>.",
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r4",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r4 (WCAG 3.1.1).",
   "actual_behavior": "Document has a valid lang attribute. Detected by Siteimprove Alfa rule sia-r4 on 152 of 3333 scanned pages (152 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/mmwr/preview/mmwrhtml/00000401.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/00015136.htm",
    "https://www.cdc.gov/pcd/issues/2010/mar/09_0035_es.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 6
    },
    {
     "pattern": "/pcd/issues/{id}/mar/{id}_0035_es.htm",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/apr/{id}_0203.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-04a9d28c",
   "fingerprint": "02cfba82",
   "rule_id": "presentational-attr",
   "rule_label": "Presentational attribute (use CSS)",
   "engine": "deprecated-html",
   "tool": "deprecated-html",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": null,
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "affects 113 pages; worsening trend",
   "trend": {
    "status": "worsening",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 113,
    "affected_pages_previous": 80
   },
   "frequency": {
    "instances": 14074,
    "pages_affected": 113,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Presentational attribute (use CSS) (WCAG criterion undetermined)",
   "description": "Presentational attribute (use CSS). Detected by deprecated-html rule presentational-attr on 113 of 3333 scanned pages (14074 instances).",
   "remediation_tip": null,
   "suggested_fix": "Not captured by automated scan — requires manual testing.",
   "expected_behavior": "Element passes deprecated-html rule presentational-attr.",
   "actual_behavior": "Presentational attribute (use CSS). Detected by deprecated-html rule presentational-attr on 113 of 3333 scanned pages (14074 instances).",
   "testing_environment": "Automated: deprecated-html, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2005/nov/05_0064_zht.htm",
    "https://www.cdc.gov/pcd/issues/2013/13_0126_es.htm",
    "https://www.cdc.gov/pcd/issues/2009/jan/08_0029a.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "459cc323",
     "html": "<body bgcolor=\"#ffffff\" leftmargin=\"0\" topmargin=\"0\" marginheight=\"0\" marginwidth=\"0\" background=\"../../../images/bkgnd.gif\" class=\" dmat-load-complete\">\n\n<!--webbot bot=\"Include\" U-Include=\"../../../",
     "selectors": [
      "body"
     ]
    },
    {
     "fingerprint": "1c85ed1c",
     "html": "<table border=\"0\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\">\n  <tbody><tr>\n    <td colspan=\"7\" bgcolor=\"#000099\"><a href=\"#content_area\"><img src=\"http://www.cdc.gov/navimages/nav01.gif\" border=\"0\"",
     "selectors": [
      "table"
     ]
    },
    {
     "fingerprint": "8a75f168",
     "html": "<td colspan=\"7\" bgcolor=\"#000099\"><a href=\"#content_area\"><img src=\"http://www.cdc.gov/navimages/nav01.gif\" border=\"0\" alt=\"Skip Navigation Links\" width=\"595\" height=\"1\"></a></td>",
     "selectors": [
      "td"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 7
    },
    {
     "pattern": "/pcd/issues/{id}/nov/{id}_0064_zht.htm",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0126_es.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-7118fead",
   "fingerprint": "0d932ac9",
   "rule_id": "sia-r61",
   "rule_label": "Form field label is visible",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r61",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 99,
    "affected_pages_previous": 99
   },
   "frequency": {
    "instances": 99,
    "pages_affected": 99,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Form field label is visible (WCAG criterion undetermined)",
   "description": "Form field label is visible. Detected by Siteimprove Alfa rule sia-r61 on 99 of 3333 scanned pages (99 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r61",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r61.",
   "actual_behavior": "Form field label is visible. Detected by Siteimprove Alfa rule sia-r61 on 99 of 3333 scanned pages (99 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/coronavirus/2019-ncov/php/contact-tracing/contact-tracing-plan/overview.html",
    "https://www.cdc.gov/pcd/issues/2013/13_0126_es.htm",
    "http://www.cdc.gov/wtc/handbook.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/coronavirus/{id}-ncov/php/contact-tracing/contact-tracing-plan/overview.html",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0126_es.htm",
     "count": 1
    },
    {
     "pattern": "/wtc/handbook.html",
     "count": 1
    }
   ],
   "associated_technologies": [
    {
     "technology": "DreamWeaver",
     "lift": 5.86,
     "pages_with_both": 7
    },
    {
     "technology": "Moment.js",
     "lift": 5.52,
     "pages_with_both": 6
    }
   ],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-f7dba940",
   "fingerprint": "477d8088",
   "rule_id": "sia-r14",
   "rule_label": "Accessible name of link or button matches visible label",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "2.5.3",
   "wcag_name": "Label in Name",
   "wcag_level": "A",
   "wcag_version": "2.1",
   "wcag_category": "WCAG 2.1 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r14",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "worsening trend",
   "trend": {
    "status": "worsening",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 91,
    "affected_pages_previous": 72
   },
   "frequency": {
    "instances": 192,
    "pages_affected": 91,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Accessible name of link or button matches visible label (WCAG 2.5.3)",
   "description": "Accessible name of link or button matches visible label. Detected by Siteimprove Alfa rule sia-r14 on 91 of 3333 scanned pages (192 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r14",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r14 (WCAG 2.5.3).",
   "actual_behavior": "Accessible name of link or button matches visible label. Detected by Siteimprove Alfa rule sia-r14 on 91 of 3333 scanned pages (192 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/comprehensive-cancer-control/success-stories/iowa-hpv-vaccination.html",
    "http://www.cdc.gov/act-early/resources/milestone-checklists.html",
    "https://www.cdc.gov/uterine-cancer/es/stories/index.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/comprehensive-cancer-control/success-stories/iowa-hpv-vaccination.html",
     "count": 1
    },
    {
     "pattern": "/act-early/resources/milestone-checklists.html",
     "count": 1
    },
    {
     "pattern": "/uterine-cancer/es/stories/index.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "WS",
      "group": "Without speech",
      "prevalence": 0.005,
      "percent": "0.5%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Without speech (0.5%)."
   }
  },
  {
   "finding_id": "VS-d6097011",
   "fingerprint": "b46c5395",
   "rule_id": "sia-r68",
   "rule_label": "Presentational children of an element are not focusable",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "1.3.1",
   "wcag_name": "Info and Relationships",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r68",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "worsening trend",
   "trend": {
    "status": "worsening",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 90,
    "affected_pages_previous": 65
   },
   "frequency": {
    "instances": 981,
    "pages_affected": 90,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Presentational children of an element are not focusable (WCAG 1.3.1)",
   "description": "Presentational children of an element are not focusable. Detected by Siteimprove Alfa rule sia-r68 on 90 of 3333 scanned pages (981 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r68",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r68 (WCAG 1.3.1).",
   "actual_behavior": "Presentational children of an element are not focusable. Detected by Siteimprove Alfa rule sia-r68 on 90 of 3333 scanned pages (981 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2013/13_0126_es.htm",
    "https://www.cdc.gov/mmwr/indss_2007.html",
    "https://www.cdc.gov/niosh/manufacturing/hazardous-energy-control/resource-guide.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/pcd/issues/{id}/{id}_0126_es.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/indss_2007.html",
     "count": 1
    },
    {
     "pattern": "/niosh/manufacturing/hazardous-energy-control/resource-guide.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-28ebd979",
   "fingerprint": "032345cc",
   "rule_id": "sia-r11",
   "rule_label": "Link has accessible name",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "2.4.4",
   "wcag_name": "Link Purpose (In Context)",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r11",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 75,
    "affected_pages_previous": 69
   },
   "frequency": {
    "instances": 172,
    "pages_affected": 75,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Link has accessible name (WCAG 2.4.4)",
   "description": "Link has accessible name. Detected by Siteimprove Alfa rule sia-r11 on 75 of 3333 scanned pages (172 instances).",
   "remediation_tip": "Give the link an accessible name via text content or aria-label.",
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r11",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r11 (WCAG 2.4.4).",
   "actual_behavior": "Link has accessible name. Detected by Siteimprove Alfa rule sia-r11 on 75 of 3333 scanned pages (172 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2012/11_0100.htm",
    "https://www.cdc.gov/pcd/issues/2010/mar/09_0035_es.htm",
    "http://www.cdc.gov/pcd/issues/2008/apr/07_0203.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/laboratory/specimen-submission/detail.html",
     "count": 2
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0100.htm",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/mar/{id}_0035_es.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-91d2294a",
   "fingerprint": "648c7ef8",
   "rule_id": "font-element",
   "rule_label": "Obsolete <font> element (use CSS)",
   "engine": "deprecated-html",
   "tool": "deprecated-html",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": null,
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "worsening trend",
   "trend": {
    "status": "worsening",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 67,
    "affected_pages_previous": 57
   },
   "frequency": {
    "instances": 551,
    "pages_affected": 67,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Obsolete <font> element (use CSS) (WCAG criterion undetermined)",
   "description": "Obsolete <font> element (use CSS). Detected by deprecated-html rule font-element on 67 of 3333 scanned pages (551 instances).",
   "remediation_tip": null,
   "suggested_fix": "Not captured by automated scan — requires manual testing.",
   "expected_behavior": "Element passes deprecated-html rule font-element.",
   "actual_behavior": "Obsolete <font> element (use CSS). Detected by deprecated-html rule font-element on 67 of 3333 scanned pages (551 instances).",
   "testing_environment": "Automated: deprecated-html, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/rr5117a1.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5649a1.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5139a1.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "ffc5da80",
     "html": "<font size=\"3\" face=\"Arial, Helvetica, Verdana\" color=\"#FFFFFF\"><i><b>Recommendations and Reports</b></i></font>",
     "selectors": [
      "font"
     ]
    },
    {
     "fingerprint": "d6100dcf",
     "html": "<font size=\"2\" face=\"Arial, Helvetica, Verdana\" color=\"#333333\"><b>November 8, 2002 / 51(RR17);1-10</b></font>",
     "selectors": [
      "font"
     ]
    },
    {
     "fingerprint": "536a72f2",
     "html": "<font face=\"Arial, Helvetica, Verdana\" size=\"5\"><a name=\"content_area\"><b></b></a></font>",
     "selectors": [
      "font"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 9
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/rr5117a1.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5649a1.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-2cd767ca",
   "fingerprint": "3123e4f3",
   "rule_id": "sia-r78",
   "rule_label": "Table header has scope",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r78",
   "severity": "Moderate",
   "priority": "p2",
   "confidence": "high",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 60,
    "affected_pages_previous": 48
   },
   "frequency": {
    "instances": 120,
    "pages_affected": 60,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Table header has scope (WCAG criterion undetermined)",
   "description": "Table header has scope. Detected by Siteimprove Alfa rule sia-r78 on 60 of 3333 scanned pages (120 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r78",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r78.",
   "actual_behavior": "Table header has scope. Detected by Siteimprove Alfa rule sia-r78 on 60 of 3333 scanned pages (120 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2013/13_0126_es.htm",
    "https://www.cdc.gov/pcd/issues/2012/11_0100.htm",
    "https://www.cdc.gov/pcd/issues/2013/12_0132.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/laboratory/specimen-submission/detail.html",
     "count": 2
    },
    {
     "pattern": "/nchhstp/site.html",
     "count": 2
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0126_es.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-4fac2f41",
   "fingerprint": "550210da",
   "rule_id": "aria-allowed-role",
   "rule_label": "ARIA role should be appropriate for the element",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/aria-allowed-role?application=axeAPI",
   "severity": "Minor",
   "priority": "p3",
   "confidence": "high",
   "rationale": "affects 195 pages; persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 195,
    "affected_pages_previous": 144
   },
   "frequency": {
    "instances": 214,
    "pages_affected": 195,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "ARIA role should be appropriate for the element (WCAG criterion undetermined)",
   "description": "ARIA role should be appropriate for the element. Detected by axe-core rule aria-allowed-role on 195 of 3333 scanned pages (214 instances).",
   "remediation_tip": "Remove or change the ARIA role — it isn't allowed on this element type.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/aria-allowed-role?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule aria-allowed-role.",
   "actual_behavior": "ARIA role should be appropriate for the element. Detected by axe-core rule aria-allowed-role on 195 of 3333 scanned pages (214 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/wtc/npn.html",
    "https://www.cdc.gov/niosh/docs/mining/works/coversheet1250.html",
    "https://www.cdc.gov/spanish/niosh/docs/wp-solutions/2013-103_sp"
   ],
   "html_fragments": [
    {
     "fingerprint": "b547d377",
     "html": "<button role=\"search\" type=\"submit\" class=\"btn-srch\" aria-label=\"Search\" style=\"right: -8px;\"><i class=\"fas fa-search\"></i></button>",
     "selectors": [
      ".btn-srch"
     ]
    },
    {
     "fingerprint": "8ad832f9",
     "html": "<img src=\"/niosh/media/images/2026/03/2012-109-thumb.png\" alt=\"Technology News 545 - NIOSH Updates Spontaneous Combustion Assessment Software\" role=\"presentation\">",
     "selectors": [
      "img[role=\"presentation\"]"
     ]
    },
    {
     "fingerprint": "5578a8cf",
     "html": "<img src=\"/niosh/media/images/2026/05/Soluciones-en-la-Obra_1.jpg\" alt=\"Vigilancia médica para los trabajadores de la salud expuestos a medicamentos peligrosos\" role=\"presentation\">",
     "selectors": [
      "img[role=\"presentation\"]"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/niosh/docs/{id}-109",
     "count": 2
    },
    {
     "pattern": "/wtc/npn.html",
     "count": 1
    },
    {
     "pattern": "/niosh/docs/mining/works/coversheet1250.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-a48e6078",
   "fingerprint": "2ccef0fa",
   "rule_id": "sia-r8",
   "rule_label": "Form field has accessible name",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "4.1.2",
   "wcag_name": "Name, Role, Value",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r8",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "high",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 48,
    "affected_pages_previous": 34
   },
   "frequency": {
    "instances": 48,
    "pages_affected": 48,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Form field has accessible name (WCAG 4.1.2)",
   "description": "Form field has accessible name. Detected by Siteimprove Alfa rule sia-r8 on 48 of 3333 scanned pages (48 instances).",
   "remediation_tip": "Associate the form field with a label.",
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r8",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r8 (WCAG 4.1.2).",
   "actual_behavior": "Form field has accessible name. Detected by Siteimprove Alfa rule sia-r8 on 48 of 3333 scanned pages (48 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/indss_2007.html",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6128a8.htm?s_cid=mm6128a8_w",
    "http://www.cdc.gov/mmwr/preview/mmwrhtml/mm6345a3.htm?s_cid=mm6345a3_w"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/mmwr/indss_2007.html",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm6128a8.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm6345a3.htm",
     "count": 1
    }
   ],
   "associated_technologies": [
    {
     "technology": "Moment.js",
     "lift": 15.65,
     "pages_with_both": 6
    },
    {
     "technology": "DreamWeaver",
     "lift": 14.23,
     "pages_with_both": 6
    }
   ],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited manipulation/strength (13.0%)."
   }
  },
  {
   "finding_id": "VS-7845739d",
   "fingerprint": "4df079ac",
   "rule_id": "big-element",
   "rule_label": "Obsolete <big> element (use CSS)",
   "engine": "deprecated-html",
   "tool": "deprecated-html",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": null,
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "high",
   "rationale": "worsening trend",
   "trend": {
    "status": "worsening",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 48,
    "affected_pages_previous": 41
   },
   "frequency": {
    "instances": 71,
    "pages_affected": 48,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Obsolete <big> element (use CSS) (WCAG criterion undetermined)",
   "description": "Obsolete <big> element (use CSS). Detected by deprecated-html rule big-element on 48 of 3333 scanned pages (71 instances).",
   "remediation_tip": null,
   "suggested_fix": "Not captured by automated scan — requires manual testing.",
   "expected_behavior": "Element passes deprecated-html rule big-element.",
   "actual_behavior": "Obsolete <big> element (use CSS). Detected by deprecated-html rule big-element on 48 of 3333 scanned pages (71 instances).",
   "testing_environment": "Automated: deprecated-html, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/rr5117a1.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5649a1.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5139a1.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "6608d3b8",
     "html": "<big><strong>Disclaimer</strong></big>",
     "selectors": [
      "big"
     ]
    },
    {
     "fingerprint": "b515b2e7",
     "html": "<big><strong>Note:</strong></big>",
     "selectors": [
      "big"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 14
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/rr5117a1.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5649a1.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-4edfe386",
   "fingerprint": "a3d8ec5a",
   "rule_id": "skip-link",
   "rule_label": "The skip-link target should exist and be focusable",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/skip-link?application=axeAPI",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "high",
   "rationale": "Moderate severity on 31 pages",
   "trend": {
    "status": "improving",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 31,
    "affected_pages_previous": 172
   },
   "frequency": {
    "instances": 31,
    "pages_affected": 31,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "The skip-link target should exist and be focusable (WCAG criterion undetermined)",
   "description": "The skip-link target should exist and be focusable. Detected by axe-core rule skip-link on 31 of 3333 scanned pages (31 instances).",
   "remediation_tip": "Ensure the skip link targets a real, focusable element (its href must match an existing id).",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/skip-link?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule skip-link.",
   "actual_behavior": "The skip-link target should exist and be focusable. Detected by axe-core rule skip-link on 31 of 3333 scanned pages (31 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2013/13_0126_es.htm",
    "https://www.cdc.gov/pcd/issues/2013/12_0149_es.htm",
    "https://www.cdc.gov/niosh/docs/2005-131"
   ],
   "html_fragments": [
    {
     "fingerprint": "e229b85a",
     "html": "<a href=\"#az\" class=\"skippy\" title=\"Salte directo al listado de A-Z\">Salte directo al listado de A-Z</a>",
     "selectors": [
      "a[href$=\"#az\"]"
     ]
    },
    {
     "fingerprint": "4e22dd33",
     "html": "<a class=\"visually-hidden-focusable\" href=\"#cdc-search\">Skip directly to search</a>",
     "selectors": [
      "a[href$=\"#cdc-search\"]"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/pcd/issues/{id}/{id}_0126_es.htm",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0149_es.htm",
     "count": 1
    },
    {
     "pattern": "/niosh/docs/{id}-131",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-20060f39",
   "fingerprint": "488b5ac8",
   "rule_id": "center-element",
   "rule_label": "Obsolete <center> element (use CSS)",
   "engine": "deprecated-html",
   "tool": "deprecated-html",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": null,
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "high",
   "rationale": "worsening trend",
   "trend": {
    "status": "worsening",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 26,
    "affected_pages_previous": 15
   },
   "frequency": {
    "instances": 65,
    "pages_affected": 26,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Obsolete <center> element (use CSS) (WCAG criterion undetermined)",
   "description": "Obsolete <center> element (use CSS). Detected by deprecated-html rule center-element on 26 of 3333 scanned pages (65 instances).",
   "remediation_tip": null,
   "suggested_fix": "Not captured by automated scan — requires manual testing.",
   "expected_behavior": "Element passes deprecated-html rule center-element.",
   "actual_behavior": "Obsolete <center> element (use CSS). Detected by deprecated-html rule center-element on 26 of 3333 scanned pages (65 instances).",
   "testing_environment": "Automated: deprecated-html, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2005/nov/05_0064_zht.htm",
    "https://www.cdc.gov/pcd/issues/2009/jan/08_0029a.htm",
    "http://www.cdc.gov/pcd/issues/2008/apr/07_0064_fr.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "7b2b52fe",
     "html": "<center>\n  <table border=\"0\" width=\"140\" cellspacing=\"0\" cellpadding=\"0\">\n    \n    <tbody><tr>\n      <td width=\"140\" bgcolor=\"#8A9683\"><img border=\"0\" src=\"www.cdc.gov/navimages/spacer.gif\" width=\"140",
     "selectors": [
      "center"
     ]
    },
    {
     "fingerprint": "5a6e6a0f",
     "html": "<center>\n<table border=\"0\" width=\"136\" cellspacing=\"0\" cellpadding=\"4\">\n  <tbody><tr>\n    <td width=\"136\" valign=\"top\" align=\"center\"><img border=\"0\" src=\"www.cdc.gov/navimages/spacer.gif\" width=\"10\" ",
     "selectors": [
      "center"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/pcd/issues/{id}/oct/{id}_0152_es.htm",
     "count": 2
    },
    {
     "pattern": "/pcd/issues/{id}/nov/{id}_0064_zht.htm",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/jan/{id}_0029a.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-0ba8ce9d",
   "fingerprint": "1b1ae391",
   "rule_id": "scope-attr-valid",
   "rule_label": "scope attribute should be used correctly",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/scope-attr-valid?application=axeAPI",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "high",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 19,
    "affected_pages_previous": 12
   },
   "frequency": {
    "instances": 261,
    "pages_affected": 19,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "scope attribute should be used correctly (WCAG criterion undetermined)",
   "description": "scope attribute should be used correctly. Detected by axe-core rule scope-attr-valid on 19 of 3333 scanned pages (261 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/scope-attr-valid?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule scope-attr-valid.",
   "actual_behavior": "scope attribute should be used correctly. Detected by axe-core rule scope-attr-valid on 19 of 3333 scanned pages (261 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/acip/evidence-to-recommendations/covid-19-novavax-etr.html",
    "https://www.cdc.gov/fluview/surveillance/2025-week-30.html",
    "https://www.cdc.gov/pcd/issues/2017/16_0480.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "ba469310",
     "html": "<td scope=\"col\">Is the problem of public health importance?</td>",
     "selectors": [
      "td[scope=\"col\"]:nth-child(1)"
     ]
    },
    {
     "fingerprint": "b2203bf6",
     "html": "<td scope=\"col\">Yes</td>",
     "selectors": [
      "td[scope=\"col\"]:nth-child(2)"
     ]
    },
    {
     "fingerprint": "dac6de32",
     "html": "<td scope=\"col\">",
     "selectors": [
      "td[scope=\"col\"]:nth-child(3)"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/acip/evidence-to-recommendations/covid-19-novavax-etr.html",
     "count": 1
    },
    {
     "pattern": "/fluview/surveillance/{id}-week-30.html",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0480.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-3fb891c5",
   "fingerprint": "aaf9f07a",
   "rule_id": "sia-r60",
   "rule_label": "Input purpose can be determined",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r60",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "high",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 17,
    "affected_pages_previous": 10
   },
   "frequency": {
    "instances": 17,
    "pages_affected": 17,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Input purpose can be determined (WCAG criterion undetermined)",
   "description": "Input purpose can be determined. Detected by Siteimprove Alfa rule sia-r60 on 17 of 3333 scanned pages (17 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r60",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r60.",
   "actual_behavior": "Input purpose can be determined. Detected by Siteimprove Alfa rule sia-r60 on 17 of 3333 scanned pages (17 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/pcd/issues/2013/13_0126_es.htm",
    "https://www.cdc.gov/mmwr/indss_2007.html",
    "https://www.cdc.gov/pcd/issues/2012/11_0100.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/pcd/issues/{id}/{id}_0126_es.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/indss_2007.html",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/{id}_0100.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-3f067795",
   "fingerprint": "f9bf7824",
   "rule_id": "sia-r77",
   "rule_label": "Table cell has header",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "1.3.1",
   "wcag_name": "Info and Relationships",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r77",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "medium",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 9,
    "affected_pages_previous": 8
   },
   "frequency": {
    "instances": 9422,
    "pages_affected": 9,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Table cell has header (WCAG 1.3.1)",
   "description": "Table cell has header. Detected by Siteimprove Alfa rule sia-r77 on 9 of 3333 scanned pages (9422 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r77",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r77 (WCAG 1.3.1).",
   "actual_behavior": "Table cell has header. Detected by Siteimprove Alfa rule sia-r77 on 9 of 3333 scanned pages (9422 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/nchs/nsfg/key_statistics/m.htm",
    "https://www.cdc.gov/fluview/surveillance/2024-week-47.html",
    "http://www.cdc.gov/pcd/issues/2004/jan/03_0015.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/nchs/nsfg/key_statistics/m.htm",
     "count": 1
    },
    {
     "pattern": "/fluview/surveillance/{id}-week-47.html",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/jan/{id}_0015.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-3d3b2245",
   "fingerprint": "69d9719a",
   "rule_id": "sia-r40",
   "rule_label": "Tables are used for tabular data, not layout",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r40",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "medium",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 9,
    "affected_pages_previous": 5
   },
   "frequency": {
    "instances": 18,
    "pages_affected": 9,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Tables are used for tabular data, not layout (WCAG criterion undetermined)",
   "description": "Tables are used for tabular data, not layout. Detected by Siteimprove Alfa rule sia-r40 on 9 of 3333 scanned pages (18 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r40",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r40.",
   "actual_behavior": "Tables are used for tabular data, not layout. Detected by Siteimprove Alfa rule sia-r40 on 9 of 3333 scanned pages (18 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/powassan/data-maps/historic-data.html",
    "http://www.cdc.gov/hiv-data/nhss/national-hiv-prevention-and-care-objectives-2026.html",
    "https://%5C%5C%5C%5Ccdc.gov%5C%5Cproject%5C%5COPHSS_CSELS_DPHID_MMWR_OD_Editors%5C%5CMMWR-WE%5C%5Cxxx%20-%20AUGUST%2021%5C%5CRoundtable%5C%5Cvqf8@cdc.gov/ticks/after-a-tick-bite/index.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/powassan/data-maps/historic-data.html",
     "count": 1
    },
    {
     "pattern": "/hiv-data/nhss/national-hiv-prevention-and-care-objectives-2026.html",
     "count": 1
    },
    {
     "pattern": "/ticks/after-a-tick-bite/index.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-29f9f921",
   "fingerprint": "65a386fc",
   "rule_id": "sia-r12",
   "rule_label": "Button has accessible name",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "4.1.2",
   "wcag_name": "Name, Role, Value",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r12",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "medium",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 8,
    "affected_pages_current": 7,
    "affected_pages_previous": 2
   },
   "frequency": {
    "instances": 25,
    "pages_affected": 7,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Button has accessible name (WCAG 4.1.2)",
   "description": "Button has accessible name. Detected by Siteimprove Alfa rule sia-r12 on 7 of 3333 scanned pages (25 instances).",
   "remediation_tip": "Give the button an accessible name via text, aria-label, or aria-labelledby.",
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r12",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r12 (WCAG 4.1.2).",
   "actual_behavior": "Button has accessible name. Detected by Siteimprove Alfa rule sia-r12 on 7 of 3333 scanned pages (25 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/wtc/handbook.html",
    "https://www.cdc.gov/stophivtogether/hiv-testing/self-testing.html?s_cid=so_togetherconsumertk0292",
    "http://www.cdc.gov/nchs/nvss/facility-worksheets-guide/06.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/wtc/handbook.html",
     "count": 1
    },
    {
     "pattern": "/stophivtogether/hiv-testing/self-testing.html",
     "count": 1
    },
    {
     "pattern": "/nchs/nvss/facility-worksheets-guide/{id}.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited manipulation/strength (13.0%)."
   }
  },
  {
   "finding_id": "VS-f2542d87",
   "fingerprint": "9cf75a1e",
   "rule_id": "sia-r79",
   "rule_label": "Duplicate role landmark is labeled",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r79",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "medium",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 7,
    "affected_pages_previous": 15
   },
   "frequency": {
    "instances": 19,
    "pages_affected": 7,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Duplicate role landmark is labeled (WCAG criterion undetermined)",
   "description": "Duplicate role landmark is labeled. Detected by Siteimprove Alfa rule sia-r79 on 7 of 3333 scanned pages (19 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r79",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r79.",
   "actual_behavior": "Duplicate role landmark is labeled. Detected by Siteimprove Alfa rule sia-r79 on 7 of 3333 scanned pages (19 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/00048395.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/00049726.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/00055745.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
     "count": 7
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-3c632d31",
   "fingerprint": "7d010b8c",
   "rule_id": "sia-r64",
   "rule_label": "Element has required owned roles",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "1.3.1",
   "wcag_name": "Info and Relationships",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r64",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "medium",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 6,
    "affected_pages_previous": 13
   },
   "frequency": {
    "instances": 6,
    "pages_affected": 6,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Element has required owned roles (WCAG 1.3.1)",
   "description": "Element has required owned roles. Detected by Siteimprove Alfa rule sia-r64 on 6 of 3333 scanned pages (6 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r64",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r64 (WCAG 1.3.1).",
   "actual_behavior": "Element has required owned roles. Detected by Siteimprove Alfa rule sia-r64 on 6 of 3333 scanned pages (6 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/nchs/nsfg/key_statistics/m.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5408a3.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5342a3.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/nchs/nsfg/key_statistics/m.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5408a3.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5342a3.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-aa242c2d",
   "fingerprint": "9bf7674d",
   "rule_id": "sia-r87",
   "rule_label": "First focusable element is link to main content",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r87",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "medium",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 7,
    "affected_pages_current": 5,
    "affected_pages_previous": 5
   },
   "frequency": {
    "instances": 5,
    "pages_affected": 5,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "First focusable element is link to main content (WCAG criterion undetermined)",
   "description": "First focusable element is link to main content. Detected by Siteimprove Alfa rule sia-r87 on 5 of 3333 scanned pages (5 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r87",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r87.",
   "actual_behavior": "First focusable element is link to main content. Detected by Siteimprove Alfa rule sia-r87 on 5 of 3333 scanned pages (5 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/wtc/handbook.html",
    "http://www.cdc.gov/pcd/issues/2008/apr/07_0249a.htm",
    "https://www.cdc.gov/wtc/stac.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/wtc/handbook.html",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/apr/{id}_0249a.htm",
     "count": 1
    },
    {
     "pattern": "/wtc/stac.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-4408605e",
   "fingerprint": "265d5c76",
   "rule_id": "sia-r46",
   "rule_label": "Element has required aria-owns",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "1.3.1",
   "wcag_name": "Info and Relationships",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r46",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "medium",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 8,
    "affected_pages_current": 4,
    "affected_pages_previous": 8
   },
   "frequency": {
    "instances": 39,
    "pages_affected": 4,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Element has required aria-owns (WCAG 1.3.1)",
   "description": "Element has required aria-owns. Detected by Siteimprove Alfa rule sia-r46 on 4 of 3333 scanned pages (39 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r46",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r46 (WCAG 1.3.1).",
   "actual_behavior": "Element has required aria-owns. Detected by Siteimprove Alfa rule sia-r46 on 4 of 3333 scanned pages (39 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/asthma/nhis/2014/table1-1.htm",
    "https://www.cdc.gov/niosh/fishing/data-research/regional-summaries/east-coast.html",
    "https://www.cdc.gov/brfss/acbs/2018/prevalence_tables/table13_LLCP.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/asthma/nhis/{id}/table1-1.htm",
     "count": 1
    },
    {
     "pattern": "/niosh/fishing/data-research/regional-summaries/east-coast.html",
     "count": 1
    },
    {
     "pattern": "/brfss/acbs/{id}/prevalence_tables/table13_LLCP.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-a2a3dffb",
   "fingerprint": "54883093",
   "rule_id": "sia-r90",
   "rule_label": "Component with same name serves same purpose",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "4.1.2",
   "wcag_name": "Name, Role, Value",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r90",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "medium",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 3,
    "affected_pages_previous": 2
   },
   "frequency": {
    "instances": 16,
    "pages_affected": 3,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Component with same name serves same purpose (WCAG 4.1.2)",
   "description": "Component with same name serves same purpose. Detected by Siteimprove Alfa rule sia-r90 on 3 of 3333 scanned pages (16 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r90",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r90 (WCAG 4.1.2).",
   "actual_behavior": "Component with same name serves same purpose. Detected by Siteimprove Alfa rule sia-r90 on 3 of 3333 scanned pages (16 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/stophivtogether/hiv-testing/self-testing.html?s_cid=so_togetherconsumertk0292",
    "http://www.cdc.gov/tobacco/campaign/tips/groups/hispanic-latino.html",
    "https://www.cdc.gov/HIVTreatment?s_cid=so_togetherconsumertk0314"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/stophivtogether/hiv-testing/self-testing.html",
     "count": 1
    },
    {
     "pattern": "/tobacco/campaign/tips/groups/hispanic-latino.html",
     "count": 1
    },
    {
     "pattern": "/HIVTreatment",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited manipulation/strength (13.0%)."
   }
  },
  {
   "finding_id": "VS-388b5438",
   "fingerprint": "e21585c3",
   "rule_id": "sia-r80",
   "rule_label": "Scrollable element is keyboard accessible",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "1.4.8",
   "wcag_name": "Visual Presentation",
   "wcag_level": "AAA",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.x AAA",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r80",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "medium",
   "rationale": "Moderate severity on 3 pages",
   "trend": {
    "status": "improving",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 3,
    "affected_pages_previous": 41
   },
   "frequency": {
    "instances": 5,
    "pages_affected": 3,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Scrollable element is keyboard accessible (WCAG 1.4.8)",
   "description": "Scrollable element is keyboard accessible. Detected by Siteimprove Alfa rule sia-r80 on 3 of 3333 scanned pages (5 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r80",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r80 (WCAG 1.4.8).",
   "actual_behavior": "Scrollable element is keyboard accessible. Detected by Siteimprove Alfa rule sia-r80 on 3 of 3333 scanned pages (5 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/pcd/issues/2009/apr/toc.htm",
    "https://www.cdc.gov/ardi",
    "https://www.cdc.gov/pcd/issues/2008/apr/toc.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/pcd/issues/{id}/apr/toc.htm",
     "count": 2
    },
    {
     "pattern": "/ardi",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-7fbb8b20",
   "fingerprint": "79bb1ee9",
   "rule_id": "sia-r59",
   "rule_label": "Element with orientation is not locked",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r59",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "medium",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 7,
    "affected_pages_current": 3,
    "affected_pages_previous": 5
   },
   "frequency": {
    "instances": 3,
    "pages_affected": 3,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Element with orientation is not locked (WCAG criterion undetermined)",
   "description": "Element with orientation is not locked. Detected by Siteimprove Alfa rule sia-r59 on 3 of 3333 scanned pages (3 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r59",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r59.",
   "actual_behavior": "Element with orientation is not locked. Detected by Siteimprove Alfa rule sia-r59 on 3 of 3333 scanned pages (3 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/pcd/issues/2008/apr/07_0249a.htm",
    "https://www.cdc.gov/flu/weekly/weeklyarchives2024-2025/data/senAllregt44.html",
    "https://www.cdc.gov/flu/weekly/weeklyarchives2023-2024/WhoPHL27.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/pcd/issues/{id}/apr/{id}_0249a.htm",
     "count": 1
    },
    {
     "pattern": "/flu/weekly/weeklyarchives2024-2025/data/senAllregt44.html",
     "count": 1
    },
    {
     "pattern": "/flu/weekly/weeklyarchives2023-2024/WhoPHL27.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-a84da368",
   "fingerprint": "d5f99286",
   "rule_id": "blink-element",
   "rule_label": "Obsolete <blink> element",
   "engine": "deprecated-html",
   "tool": "deprecated-html",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": null,
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "medium",
   "rationale": "worsening trend",
   "trend": {
    "status": "worsening",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 7,
    "affected_pages_current": 3,
    "affected_pages_previous": 1
   },
   "frequency": {
    "instances": 3,
    "pages_affected": 3,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Obsolete <blink> element (WCAG criterion undetermined)",
   "description": "Obsolete <blink> element. Detected by deprecated-html rule blink-element on 3 of 3333 scanned pages (3 instances).",
   "remediation_tip": null,
   "suggested_fix": "Not captured by automated scan — requires manual testing.",
   "expected_behavior": "Element passes deprecated-html rule blink-element.",
   "actual_behavior": "Obsolete <blink> element. Detected by deprecated-html rule blink-element on 3 of 3333 scanned pages (3 instances).",
   "testing_environment": "Automated: deprecated-html, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/rr5117a1.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5637a2.htm",
    "http://www.cdc.gov/mmwr/preview/mmwrhtml/ss5402a2.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "5a6adb4f",
     "html": "<blink><big><strong>Disclaimer</strong></big>\n</blink>",
     "selectors": [
      "blink"
     ]
    },
    {
     "fingerprint": "e4fef150",
     "html": "<blink><big><strong>Disclaimer</strong></big></blink>",
     "selectors": [
      "blink"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/rr5117a1.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5637a2.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/ss5402a2.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-9207ed51",
   "fingerprint": "6cdd8dba",
   "rule_id": "sia-r45",
   "rule_label": "aria-hidden element is not exposed to assistive technology",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "1.3.1",
   "wcag_name": "Info and Relationships",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r45",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "low",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 7,
    "affected_pages_current": 2,
    "affected_pages_previous": 4
   },
   "frequency": {
    "instances": 138,
    "pages_affected": 2,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "aria-hidden element is not exposed to assistive technology (WCAG 1.3.1)",
   "description": "aria-hidden element is not exposed to assistive technology. Detected by Siteimprove Alfa rule sia-r45 on 2 of 3333 scanned pages (138 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r45",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r45 (WCAG 1.3.1).",
   "actual_behavior": "aria-hidden element is not exposed to assistive technology. Detected by Siteimprove Alfa rule sia-r45 on 2 of 3333 scanned pages (138 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/niosh/fishing/data-research/regional-summaries/east-coast.html",
    "https://www.cdc.gov/brfss/acbs/2018/prevalence_tables/table13_LLCP.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/niosh/fishing/data-research/regional-summaries/east-coast.html",
     "count": 1
    },
    {
     "pattern": "/brfss/acbs/{id}/prevalence_tables/table13_LLCP.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LCLA",
      "group": "Limited cognitive, language, or learning ability",
      "prevalence": 0.11,
      "percent": "11.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)."
   }
  },
  {
   "finding_id": "VS-c461a167",
   "fingerprint": "bc4d5e5b",
   "rule_id": "sia-r54",
   "rule_label": "Assertive live region is marked as atomic",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r54",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "low",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 8,
    "affected_pages_current": 2,
    "affected_pages_previous": 1
   },
   "frequency": {
    "instances": 4,
    "pages_affected": 2,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Assertive live region is marked as atomic (WCAG criterion undetermined)",
   "description": "Assertive live region is marked as atomic. Detected by Siteimprove Alfa rule sia-r54 on 2 of 3333 scanned pages (4 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r54",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r54.",
   "actual_behavior": "Assertive live region is marked as atomic. Detected by Siteimprove Alfa rule sia-r54 on 2 of 3333 scanned pages (4 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/united-states-cancer-statistics/publications/breast-cancer-stat-bite.html",
    "https://www.cdc.gov/hepatitis/php/npr-2023/hep-c-reduce-infections-pwid.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/united-states-cancer-statistics/publications/breast-cancer-stat-bite.html",
     "count": 1
    },
    {
     "pattern": "/hepatitis/php/npr-2023/hep-c-reduce-infections-pwid.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-efd91fdd",
   "fingerprint": "12434796",
   "rule_id": "sia-r62",
   "rule_label": "Link in text block is visually distinguishable without color",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "1.4.1",
   "wcag_name": "Use of Color",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r62",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "low",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 1,
    "affected_pages_previous": 1
   },
   "frequency": {
    "instances": 8,
    "pages_affected": 1,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Link in text block is visually distinguishable without color (WCAG 1.4.1)",
   "description": "Link in text block is visually distinguishable without color. Detected by Siteimprove Alfa rule sia-r62 on 1 of 3333 scanned pages (8 instances).",
   "remediation_tip": "Make links visually distinguishable from surrounding text (not by color alone).",
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r62",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r62 (WCAG 1.4.1).",
   "actual_behavior": "Link in text block is visually distinguishable without color. Detected by Siteimprove Alfa rule sia-r62 on 1 of 3333 scanned pages (8 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/rr5908a1.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/rr5908a1.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WPC",
      "group": "Without color perception",
      "prevalence": 0.045,
      "percent": "4.5%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without color perception (4.5%), Limited vision (2.4%)."
   }
  },
  {
   "finding_id": "VS-58346bcf",
   "fingerprint": "c9b6623f",
   "rule_id": "sia-r84",
   "rule_label": "Keyboard",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "2.1.1",
   "wcag_name": "Keyboard",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r84",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "low",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W28",
    "last_observed": "2026-W32",
    "weeks_observed": 5,
    "affected_pages_current": 1,
    "affected_pages_previous": 1
   },
   "frequency": {
    "instances": 1,
    "pages_affected": 1,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Keyboard (WCAG 2.1.1)",
   "description": "Keyboard. Detected by Siteimprove Alfa rule sia-r84 on 1 of 3333 scanned pages (1 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r84",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r84 (WCAG 2.1.1).",
   "actual_behavior": "Keyboard. Detected by Siteimprove Alfa rule sia-r84 on 1 of 3333 scanned pages (1 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/niosh/fishing/data-research/regional-summaries/east-coast.html"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/niosh/fishing/data-research/regional-summaries/east-coast.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LR",
      "group": "Limited reach",
      "prevalence": 0.02,
      "percent": "2.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited manipulation/strength (13.0%), Limited reach (2.0%)."
   }
  },
  {
   "finding_id": "VS-f6cf30ff",
   "fingerprint": "f8fe8a49",
   "rule_id": "sia-r17",
   "rule_label": "aria-hidden element does not contain focusable elements",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": "4.1.2",
   "wcag_name": "Name, Role, Value",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r17",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "low",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W28",
    "last_observed": "2026-W32",
    "weeks_observed": 4,
    "affected_pages_current": 1,
    "affected_pages_previous": null
   },
   "frequency": {
    "instances": 2,
    "pages_affected": 1,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "aria-hidden element does not contain focusable elements (WCAG 4.1.2)",
   "description": "aria-hidden element does not contain focusable elements. Detected by Siteimprove Alfa rule sia-r17 on 1 of 3333 scanned pages (2 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r17",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r17 (WCAG 4.1.2).",
   "actual_behavior": "aria-hidden element does not contain focusable elements. Detected by Siteimprove Alfa rule sia-r17 on 1 of 3333 scanned pages (2 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/ardi"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/ardi",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [
     {
      "code": "WV",
      "group": "Without vision",
      "prevalence": 0.01,
      "percent": "1.0%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     },
     {
      "code": "LM",
      "group": "Limited manipulation/strength",
      "prevalence": 0.13,
      "percent": "13.0%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited manipulation/strength (13.0%)."
   }
  },
  {
   "finding_id": "VS-4c341c77",
   "fingerprint": "aada626a",
   "rule_id": "sia-r85",
   "rule_label": "Keyboard trap does not exist",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r85",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "low",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 8,
    "affected_pages_current": 1,
    "affected_pages_previous": 2
   },
   "frequency": {
    "instances": 1,
    "pages_affected": 1,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Keyboard trap does not exist (WCAG criterion undetermined)",
   "description": "Keyboard trap does not exist. Detected by Siteimprove Alfa rule sia-r85 on 1 of 3333 scanned pages (1 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r85",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r85.",
   "actual_behavior": "Keyboard trap does not exist. Detected by Siteimprove Alfa rule sia-r85 on 1 of 3333 scanned pages (1 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/pcd/issues/2009/apr/08_0236.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/pcd/issues/{id}/apr/{id}_0236.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-e43903a1",
   "fingerprint": "49842005",
   "rule_id": "sia-r75",
   "rule_label": "Form field error is identified and described",
   "engine": "alfa",
   "tool": "Siteimprove Alfa",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Undetermined",
   "rule_url": "https://alfa.siteimprove.com/rules/sia-r75",
   "severity": "Moderate",
   "priority": "p3",
   "confidence": "low",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 8,
    "affected_pages_current": 1,
    "affected_pages_previous": 1
   },
   "frequency": {
    "instances": 2,
    "pages_affected": 1,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Form field error is identified and described (WCAG criterion undetermined)",
   "description": "Form field error is identified and described. Detected by Siteimprove Alfa rule sia-r75 on 1 of 3333 scanned pages (2 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r75",
   "expected_behavior": "Element passes Siteimprove Alfa rule sia-r75.",
   "actual_behavior": "Form field error is identified and described. Detected by Siteimprove Alfa rule sia-r75 on 1 of 3333 scanned pages (2 instances).",
   "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6132a4.htm"
   ],
   "html_fragments": [],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm6132a4.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-d69fc059",
   "fingerprint": "c827d812",
   "rule_id": "empty-table-header",
   "rule_label": "Table header text should not be empty",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/empty-table-header?application=axeAPI",
   "severity": "Minor",
   "priority": "p4",
   "confidence": "high",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 72,
    "affected_pages_previous": 61
   },
   "frequency": {
    "instances": 312,
    "pages_affected": 72,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Table header text should not be empty (WCAG criterion undetermined)",
   "description": "Table header text should not be empty. Detected by axe-core rule empty-table-header on 72 of 3333 scanned pages (312 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/empty-table-header?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule empty-table-header.",
   "actual_behavior": "Table header text should not be empty. Detected by axe-core rule empty-table-header on 72 of 3333 scanned pages (312 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/wtc/handbook.html",
    "http://www.cdc.gov/pcd/issues/2005/nov/05_0081.htm",
    "https://www.cdc.gov/fluview/surveillance/2025-week-30.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "604197a1",
     "html": "<th class=\"col-2\"></th>",
     "selectors": [
      "tr > .col-2"
     ]
    },
    {
     "fingerprint": "d0c506ac",
     "html": "<th scope=\"col\" class=\"psmall\" valign=\"top\" align=\"left\" bgcolor=\"#D5DCD1\">&nbsp;</th>",
     "selectors": [
      "table[bordercolor=\"#3B7940\"][border=\"1\"][cellpadding=\"4\"]:nth-child(11) > tbody > tr:nth-child(1) > th[scope=\"col\"][bgcolor=\"#D5DCD1\"]:nth-child(1)"
     ]
    },
    {
     "fingerprint": "7253171d",
     "html": "<th scope=\"col\" class=\"psmall\" valign=\"bottom\" align=\"left\" bgcolor=\"#D5DCD1\">&nbsp;</th>",
     "selectors": [
      "th[valign=\"bottom\"][scope=\"col\"][bgcolor=\"#D5DCD1\"]:nth-child(1)"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/wtc/handbook.html",
     "count": 1
    },
    {
     "pattern": "/pcd/issues/{id}/nov/{id}_0081.htm",
     "count": 1
    },
    {
     "pattern": "/fluview/surveillance/{id}-week-30.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-0066c67d",
   "fingerprint": "67db3700",
   "rule_id": "empty-heading",
   "rule_label": "Headings should not be empty",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/empty-heading?application=axeAPI",
   "severity": "Minor",
   "priority": "p4",
   "confidence": "high",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 17,
    "affected_pages_previous": 41
   },
   "frequency": {
    "instances": 17,
    "pages_affected": 17,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Headings should not be empty (WCAG criterion undetermined)",
   "description": "Headings should not be empty. Detected by axe-core rule empty-heading on 17 of 3333 scanned pages (17 instances).",
   "remediation_tip": "Remove empty headings or give them text. Don't use heading tags for spacing.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/empty-heading?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule empty-heading.",
   "actual_behavior": "Headings should not be empty. Detected by axe-core rule empty-heading on 17 of 3333 scanned pages (17 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5513a6.htm",
    "https://www.cdc.gov/nchs/nsfg/key_statistics/m.htm",
    "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5544a1.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "49d5321b",
     "html": "<h3></h3>",
     "selectors": [
      "li:nth-child(5) > h3",
      "li:nth-child(4) > h3",
      "li:nth-child(9) > h3"
     ]
    },
    {
     "fingerprint": "b4b681a0",
     "html": "<h2><!-- --></h2>",
     "selectors": [
      "h2:nth-child(30)"
     ]
    },
    {
     "fingerprint": "8cc0d7c1",
     "html": "<h3>\n      </h3>",
     "selectors": [
      "h3:nth-child(22)"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5513a6.htm",
     "count": 1
    },
    {
     "pattern": "/nchs/nsfg/key_statistics/m.htm",
     "count": 1
    },
    {
     "pattern": "/mmwr/preview/mmwrhtml/mm5544a1.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-f528778d",
   "fingerprint": "042912c2",
   "rule_id": "image-redundant-alt",
   "rule_label": "Alternative text of images should not be repeated as text",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/image-redundant-alt?application=axeAPI",
   "severity": "Minor",
   "priority": "p4",
   "confidence": "medium",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W24",
    "last_observed": "2026-W32",
    "weeks_observed": 9,
    "affected_pages_current": 4,
    "affected_pages_previous": 3
   },
   "frequency": {
    "instances": 16,
    "pages_affected": 4,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Alternative text of images should not be repeated as text (WCAG criterion undetermined)",
   "description": "Alternative text of images should not be repeated as text. Detected by axe-core rule image-redundant-alt on 4 of 3333 scanned pages (16 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/image-redundant-alt?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule image-redundant-alt.",
   "actual_behavior": "Alternative text of images should not be repeated as text. Detected by axe-core rule image-redundant-alt on 4 of 3333 scanned pages (16 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/nhsn/training/roadmap/index.html",
    "https://www.cdc.gov/injury/wisqars/animated-leading-causes.html",
    "https://www.cdc.gov/ardi"
   ],
   "html_fragments": [
    {
     "fingerprint": "b3057af8",
     "html": "<img decoding=\"async\" src=\"/nhsn/images/training/roadmap/opc.png?_=07129\" alt=\"Outpatient Procedure Component\" class=\"card-img-top card-img-bottom img-fluid bg-white\">",
     "selectors": [
      "img[alt=\"Outpatient Procedure Component\"]"
     ]
    },
    {
     "fingerprint": "c969c540",
     "html": "<img decoding=\"async\" src=\"/nhsn/images/training/roadmap/neonatal-thumbnail.png?_=57205\" alt=\"Neonatal Component\" class=\"card-img-top card-img-bottom img-fluid bg-white\">",
     "selectors": [
      "img[alt=\"Neonatal Component\"]"
     ]
    },
    {
     "fingerprint": "2c7cfc17",
     "html": "<img src=\"/images/facebook.svg\" alt=\"Facebook\">",
     "selectors": [
      "img[src$=\"facebook.svg\"]"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/nhsn/training/roadmap/index.html",
     "count": 1
    },
    {
     "pattern": "/injury/wisqars/animated-leading-causes.html",
     "count": 1
    },
    {
     "pattern": "/ardi",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-234b2c77",
   "fingerprint": "dfd4a6b8",
   "rule_id": "table-duplicate-name",
   "rule_label": "Tables should not have the same summary and caption",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/table-duplicate-name?application=axeAPI",
   "severity": "Minor",
   "priority": "p4",
   "confidence": "low",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W25",
    "last_observed": "2026-W32",
    "weeks_observed": 5,
    "affected_pages_current": 1,
    "affected_pages_previous": 2
   },
   "frequency": {
    "instances": 1,
    "pages_affected": 1,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Tables should not have the same summary and caption (WCAG criterion undetermined)",
   "description": "Tables should not have the same summary and caption. Detected by axe-core rule table-duplicate-name on 1 of 3333 scanned pages (1 instances).",
   "remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/table-duplicate-name?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule table-duplicate-name.",
   "actual_behavior": "Tables should not have the same summary and caption. Detected by axe-core rule table-duplicate-name on 1 of 3333 scanned pages (1 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "https://www.cdc.gov/hearing-loss-children/guidance-manual/chapter-1.html"
   ],
   "html_fragments": [
    {
     "fingerprint": "e17c06f1",
     "html": "<table id=\"EHDISustainabilityActionPlan\" class=\"table table-striped\" border=\"1\" summary=\"EHDI Sustainability Action Plan\" cellpadding=\"5\">",
     "selectors": [
      "#EHDISustainabilityActionPlan"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/hearing-loss-children/guidance-manual/chapter-1.html",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  },
  {
   "finding_id": "VS-096684ad",
   "fingerprint": "6eebe7f7",
   "rule_id": "presentation-role-conflict",
   "rule_label": "Elements marked as presentational should be consistently ignored",
   "engine": "axe-core",
   "tool": "axe-core",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/presentation-role-conflict?application=axeAPI",
   "severity": "Minor",
   "priority": "p4",
   "confidence": "low",
   "rationale": "persistent across weeks",
   "trend": {
    "status": "persistent",
    "first_observed": "2026-W32",
    "last_observed": "2026-W32",
    "weeks_observed": 1,
    "affected_pages_current": 1,
    "affected_pages_previous": null
   },
   "frequency": {
    "instances": 3,
    "pages_affected": 1,
    "total_pages_scanned": 3333
   },
   "on_key_page": false,
   "summary": "Elements marked as presentational should be consistently ignored (WCAG criterion undetermined)",
   "description": "Elements marked as presentational should be consistently ignored. Detected by axe-core rule presentation-role-conflict on 1 of 3333 scanned pages (3 instances).",
   "remediation_tip": "An element with role=\"presentation\"/\"none\" must not also be focusable or have a global ARIA attribute; remove the conflict.",
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/presentation-role-conflict?application=axeAPI",
   "expected_behavior": "Element passes axe-core rule presentation-role-conflict.",
   "actual_behavior": "Elements marked as presentational should be consistently ignored. Detected by axe-core rule presentation-role-conflict on 1 of 3333 scanned pages (3 instances).",
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "representative_urls": [
    "http://www.cdc.gov/nchs/nvss/vsrr/provisional-tables.htm"
   ],
   "html_fragments": [
    {
     "fingerprint": "77b43ee2",
     "html": "<a href=\"#tabs-1\" role=\"presentation\" tabindex=\"-1\" class=\"ui-tabs-anchor\" id=\"ui-id-1\">U.S. Monthly Totals</a>",
     "selectors": [
      "#ui-id-1"
     ]
    },
    {
     "fingerprint": "8cad83b6",
     "html": "<a href=\"#tabs-2\" role=\"presentation\" tabindex=\"-1\" class=\"ui-tabs-anchor\" id=\"ui-id-2\">Live Births by State</a>",
     "selectors": [
      "#ui-id-2"
     ]
    },
    {
     "fingerprint": "1359f19b",
     "html": "<a href=\"#tabs-3\" role=\"presentation\" tabindex=\"-1\" class=\"ui-tabs-anchor\" id=\"ui-id-3\">Deaths by State</a>",
     "selectors": [
      "#ui-id-3"
     ]
    }
   ],
   "url_patterns": [
    {
     "pattern": "/nchs/nvss/vsrr/provisional-tables.htm",
     "count": 1
    }
   ],
   "associated_technologies": [],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   }
  }
 ],
 "clusters": {
  "by_wcag_criterion": [
   {
    "cluster_id": "0649d9b9",
    "type": "wcag_criterion",
    "wcag_sc": null,
    "wcag_name": null,
    "wcag_level": null,
    "findings": [
     "VS-f18df681"
    ],
    "total_pages_affected": 3013,
    "max_severity": "Serious"
   },
   {
    "cluster_id": "e08c8d69",
    "type": "wcag_criterion",
    "wcag_sc": null,
    "wcag_name": null,
    "wcag_level": null,
    "findings": [
     "VS-d25f622d"
    ],
    "total_pages_affected": 984,
    "max_severity": "Moderate"
   },
   {
    "cluster_id": "d68f5631",
    "type": "wcag_criterion",
    "wcag_sc": "1.4.3",
    "wcag_name": "Contrast (Minimum)",
    "wcag_level": "AA",
    "findings": [
     "VS-be8d563e",
     "VS-f7e99f4b"
    ],
    "total_pages_affected": 819,
    "max_severity": "Serious"
   },
   {
    "cluster_id": "91fd3b4c",
    "type": "wcag_criterion",
    "wcag_sc": null,
    "wcag_name": null,
    "wcag_level": null,
    "findings": [
     "VS-d5d82446"
    ],
    "total_pages_affected": 813,
    "max_severity": "Moderate"
   },
   {
    "cluster_id": "c7d2a838",
    "type": "wcag_criterion",
    "wcag_sc": null,
    "wcag_name": null,
    "wcag_level": null,
    "findings": [
     "VS-8806389c"
    ],
    "total_pages_affected": 808,
    "max_severity": "Moderate"
   },
   {
    "cluster_id": "b393058c",
    "type": "wcag_criterion",
    "wcag_sc": "2.5.5",
    "wcag_name": "Target Size (Enhanced)",
    "wcag_level": "AAA",
    "findings": [
     "VS-cb53cc4d"
    ],
    "total_pages_affected": 761,
    "max_severity": "Moderate"
   },
   {
    "cluster_id": "945c7205",
    "type": "wcag_criterion",
    "wcag_sc": "1.1.1",
    "wcag_name": "Non-text Content",
    "wcag_level": "A",
    "findings": [
     "VS-9074b4dd",
     "VS-a24eaa8c"
    ],
    "total_pages_affected": 740,
    "max_severity": "Critical"
   },
   {
    "cluster_id": "8af1f05d",
    "type": "wcag_criterion",
    "wcag_sc": "3.1.1",
    "wcag_name": "Language of Page",
    "wcag_level": "A",
    "findings": [
     "VS-c126b6a6",
     "VS-7a0e5645"
    ],
    "total_pages_affected": 730,
    "max_severity": "Serious"
   },
   {
    "cluster_id": "71f257a8",
    "type": "wcag_criterion",
    "wcag_sc": "1.4.6",
    "wcag_name": "Contrast (Enhanced)",
    "wcag_level": "AAA",
    "findings": [
     "VS-646b1e0b"
    ],
    "total_pages_affected": 665,
    "max_severity": "Moderate"
   },
   {
    "cluster_id": "36ac08de",
    "type": "wcag_criterion",
    "wcag_sc": null,
    "wcag_name": null,
    "wcag_level": null,
    "findings": [
     "VS-c18be945"
    ],
    "total_pages_affected": 548,
    "max_severity": "Moderate"
   },
   {
    "cluster_id": "140fec0b",
    "type": "wcag_criterion",
    "wcag_sc": "1.4.8",
    "wcag_name": "Visual Presentation",
    "wcag_level": "AAA",
    "findings": [
     "VS-fbf54eba",
     "VS-2208081b",
     "VS-388b5438"
    ],
    "total_pages_affected": 544,
    "max_severity": "Moderate"
   },
   {
    "cluster_id": "0c75ddb8",
    "type": "wcag_criterion",
    "wcag_sc": null,
    "wcag_name": null,
    "wcag_level": null,
    "findings": [
     "VS-e05344b9"
    ],
    "total_pages_affected": 392,
    "max_severity": "Moderate"
   },
   {
    "cluster_id": "3b489eee",
    "type": "wcag_criterion",
    "wcag_sc": "2.4.4",
    "wcag_name": "Link Purpose (In Context)",
    "wcag_level": "A",
    "findings": [
     "VS-e9fe47ac",
     "VS-28ebd979"
    ],
    "total_pages_affected": 337,
    "max_severity": "Serious"
   },
   {
    "cluster_id": "24c4a455",
    "type": "wcag_criterion",
    "wcag_sc": "2.5.8",
    "wcag_name": "Target Size (Minimum)",
    "wcag_level": "AA",
    "findings": [
     "VS-179ad9b3"
    ],
    "total_pages_affected": 291,
    "max_severity": "Moderate"
   },
   {
    "cluster_id": "a849192e",
    "type": "wcag_criterion",
    "wcag_sc": "4.1.2",
    "wcag_name": "Name, Role, Value",
    "wcag_level": "A",
    "findings": [
     "VS-fafffee0",
     "VS-3f76c7ea",
     "VS-58301a87",
     "VS-fab92378",
     "VS-e7298c00",
     "VS-5c82bd60",
     "VS-ebb1c464",
     "VS-45146742",
     "VS-a48e6078",
     "VS-29f9f921",
     "VS-a2a3dffb",
     "VS-f6cf30ff"
    ],
    "total_pages_affected": 290,
    "max_severity": "Critical"
   },
   {
    "cluster_id": "b05da4e9",
    "type": "wcag_criterion",
    "wcag_sc": null,
    "wcag_name": null,
    "wcag_level": null,
    "findings": [
     "VS-f054f4a4"
    ],
    "total_pages_affected": 269,
    "max_severity": "Moderate"
   },
   {
    "cluster_id": "97a17643",
    "type": "wcag_criterion",
    "wcag_sc": null,
    "wcag_name": null,
    "wcag_level": null,
    "findings": [
     "VS-4fac2f41"
    ],
    "total_pages_affected": 195,
    "max_severity": "Minor"
   },
   {
    "cluster_id": "81ed7223",
    "type": "wcag_criterion",
    "wcag_sc": null,
    "wcag_name": null,
    "wcag_level": null,
    "findings": [
     "VS-3d033717"
    ],
    "total_pages_affected": 192,
    "max_severity": "Moderate"
   },
   {
    "cluster_id": "b8f97020",
    "type": "wcag_criterion",
    "wcag_sc": null,
    "wcag_name": null,
    "wcag_level": null,
    "findings": [
     "VS-fa44f293"
    ],
    "total_pages_affected": 176,
    "max_severity": "Moderate"
   },
   {
    "cluster_id": "30f45b67",
    "type": "wcag_criterion",
    "wcag_sc": null,
    "wcag_name": null,
    "wcag_level": null,
    "findings": [
     "VS-33841929"
    ],
    "total_pages_affected": 168,
    "max_severity": "Serious"
   }
  ],
  "by_url_pattern": [
   {
    "cluster_id": "d954bf4c",
    "type": "url_pattern",
    "pattern": "/mmwr/preview/mmwrhtml/{id}.htm",
    "findings": [
     "VS-a0bdbdf6",
     "VS-4b45acfe",
     "VS-7845739d",
     "VS-f2542d87"
    ],
    "total_pages": 42
   },
   {
    "cluster_id": "88a18b4d",
    "type": "url_pattern",
    "pattern": "/ardi",
    "findings": [
     "VS-45146742",
     "VS-388b5438",
     "VS-f6cf30ff",
     "VS-f528778d"
    ],
    "total_pages": 4
   },
   {
    "cluster_id": "f89ea0f8",
    "type": "url_pattern",
    "pattern": "/wtc/handbook.html",
    "findings": [
     "VS-fa724f90",
     "VS-ebb1c464",
     "VS-aa242c2d"
    ],
    "total_pages": 3
   },
   {
    "cluster_id": "9c964194",
    "type": "url_pattern",
    "pattern": "/stophivtogether/hiv-testing/self-testing.html",
    "findings": [
     "VS-ebb1c464",
     "VS-9429bb8d",
     "VS-a2a3dffb"
    ],
    "total_pages": 3
   },
   {
    "cluster_id": "b41b0665",
    "type": "url_pattern",
    "pattern": "/niosh/fishing/data-research/regional-summaries/east-coast.html",
    "findings": [
     "VS-4408605e",
     "VS-9207ed51",
     "VS-58346bcf"
    ],
    "total_pages": 3
   },
   {
    "cluster_id": "2266c4ca",
    "type": "url_pattern",
    "pattern": "/united-states-cancer-statistics/publications/breast-cancer-stat-bite.html",
    "findings": [
     "VS-5c82bd60",
     "VS-c461a167"
    ],
    "total_pages": 2
   },
   {
    "cluster_id": "7001b967",
    "type": "url_pattern",
    "pattern": "/HIVTreatment",
    "findings": [
     "VS-ebb1c464",
     "VS-a2a3dffb"
    ],
    "total_pages": 2
   },
   {
    "cluster_id": "bac8606b",
    "type": "url_pattern",
    "pattern": "/pcd/issues/{id}/apr/{id}_0249a.htm",
    "findings": [
     "VS-aa242c2d",
     "VS-7fbb8b20"
    ],
    "total_pages": 2
   },
   {
    "cluster_id": "74ec4c28",
    "type": "url_pattern",
    "pattern": "/brfss/acbs/{id}/prevalence_tables/table13_LLCP.html",
    "findings": [
     "VS-4408605e",
     "VS-9207ed51"
    ],
    "total_pages": 2
   }
  ]
 },
 "technology_findings": [
  {
   "technology": "Moment.js",
   "finding": "axe:label",
   "lift": 15.65,
   "pages_with_both": 20,
   "technology_pages": 20,
   "interpretation": "Pages using Moment.js are 15.65× more likely to have finding axe:label."
  },
  {
   "technology": "Moment.js",
   "finding": "alfa:sia-r8",
   "lift": 15.65,
   "pages_with_both": 6,
   "technology_pages": 20,
   "interpretation": "Pages using Moment.js are 15.65× more likely to have finding alfa:sia-r8."
  },
  {
   "technology": "DreamWeaver",
   "finding": "axe:label",
   "lift": 14.23,
   "pages_with_both": 20,
   "technology_pages": 22,
   "interpretation": "Pages using DreamWeaver are 14.23× more likely to have finding axe:label."
  },
  {
   "technology": "DreamWeaver",
   "finding": "alfa:sia-r8",
   "lift": 14.23,
   "pages_with_both": 6,
   "technology_pages": 22,
   "interpretation": "Pages using DreamWeaver are 14.23× more likely to have finding alfa:sia-r8."
  },
  {
   "technology": "DreamWeaver",
   "finding": "alfa:sia-r73",
   "lift": 6.22,
   "pages_with_both": 7,
   "technology_pages": 22,
   "interpretation": "Pages using DreamWeaver are 6.22× more likely to have finding alfa:sia-r73."
  },
  {
   "technology": "Moment.js",
   "finding": "alfa:sia-r73",
   "lift": 5.87,
   "pages_with_both": 6,
   "technology_pages": 20,
   "interpretation": "Pages using Moment.js are 5.87× more likely to have finding alfa:sia-r73."
  },
  {
   "technology": "DreamWeaver",
   "finding": "alfa:sia-r61",
   "lift": 5.86,
   "pages_with_both": 7,
   "technology_pages": 22,
   "interpretation": "Pages using DreamWeaver are 5.86× more likely to have finding alfa:sia-r61."
  },
  {
   "technology": "Moment.js",
   "finding": "alfa:sia-r61",
   "lift": 5.52,
   "pages_with_both": 6,
   "technology_pages": 20,
   "interpretation": "Pages using Moment.js are 5.52× more likely to have finding alfa:sia-r61."
  },
  {
   "technology": "DreamWeaver",
   "finding": "axe:color-contrast",
   "lift": 4.45,
   "pages_with_both": 20,
   "technology_pages": 22,
   "interpretation": "Pages using DreamWeaver are 4.45× more likely to have finding axe:color-contrast."
  },
  {
   "technology": "Moment.js",
   "finding": "axe:color-contrast",
   "lift": 4.4,
   "pages_with_both": 18,
   "technology_pages": 20,
   "interpretation": "Pages using Moment.js are 4.4× more likely to have finding axe:color-contrast."
  },
  {
   "technology": "DreamWeaver",
   "finding": "alfa:sia-r113",
   "lift": 3.98,
   "pages_with_both": 7,
   "technology_pages": 22,
   "interpretation": "Pages using DreamWeaver are 3.98× more likely to have finding alfa:sia-r113."
  },
  {
   "technology": "DreamWeaver",
   "finding": "axe:landmark-one-main",
   "lift": 3.82,
   "pages_with_both": 22,
   "technology_pages": 22,
   "interpretation": "Pages using DreamWeaver are 3.82× more likely to have finding axe:landmark-one-main."
  },
  {
   "technology": "Moment.js",
   "finding": "axe:landmark-one-main",
   "lift": 3.82,
   "pages_with_both": 20,
   "technology_pages": 20,
   "interpretation": "Pages using Moment.js are 3.82× more likely to have finding axe:landmark-one-main."
  },
  {
   "technology": "Moment.js",
   "finding": "alfa:sia-r113",
   "lift": 3.76,
   "pages_with_both": 6,
   "technology_pages": 20,
   "interpretation": "Pages using Moment.js are 3.76× more likely to have finding alfa:sia-r113."
  },
  {
   "technology": "D3",
   "finding": "axe:heading-order",
   "lift": 3.17,
   "pages_with_both": 16,
   "technology_pages": 17,
   "interpretation": "Pages using D3 are 3.17× more likely to have finding axe:heading-order."
  }
 ],
 "third_party_findings": [
  {
   "origin": "googletagmanager.com",
   "pages_served": 708,
   "pages_with_findings": 708,
   "finding_co_occurrence_rate": 1,
   "median_bytes": 156916,
   "example_pages": [
    "http://www.cdc.gov/nchs/products/vsus/vsus_1980_2003.htm",
    "https://www.cdc.gov/coronavirus/2019-ncov/php/contact-tracing/contact-tracing-plan/overview.html",
    "https://www.cdc.gov/anthrax/hcp/antibiotics/index.html"
   ]
  },
  {
   "origin": "google-analytics.com",
   "pages_served": 708,
   "pages_with_findings": 708,
   "finding_co_occurrence_rate": 1,
   "median_bytes": 0,
   "example_pages": [
    "http://www.cdc.gov/nchs/products/vsus/vsus_1980_2003.htm",
    "https://www.cdc.gov/coronavirus/2019-ncov/php/contact-tracing/contact-tracing-plan/overview.html",
    "https://www.cdc.gov/anthrax/hcp/antibiotics/index.html"
   ]
  },
  {
   "origin": "altmetric.com",
   "pages_served": 72,
   "pages_with_findings": 72,
   "finding_co_occurrence_rate": 1,
   "median_bytes": 182638,
   "example_pages": [
    "http://www.cdc.gov/mmwr/volumes/72/wr/mm7225a6.htm?s_cid=mm7225a6_w",
    "https://www.cdc.gov/mmwr/volumes/73/wr/mm7333e1.htm?_cid=mm7333e1_w",
    "https://www.cdc.gov/mmwr/volumes/72/rr/rr7201a1.htm"
   ]
  },
  {
   "origin": "cloudfront.net",
   "pages_served": 71,
   "pages_with_findings": 71,
   "finding_co_occurrence_rate": 1,
   "median_bytes": 687,
   "example_pages": [
    "http://www.cdc.gov/mmwr/volumes/72/wr/mm7225a6.htm?s_cid=mm7225a6_w",
    "https://www.cdc.gov/mmwr/volumes/73/wr/mm7333e1.htm?_cid=mm7333e1_w",
    "https://www.cdc.gov/mmwr/volumes/72/rr/rr7201a1.htm"
   ]
  },
  {
   "origin": "dimensions.ai",
   "pages_served": 47,
   "pages_with_findings": 47,
   "finding_co_occurrence_rate": 1,
   "median_bytes": 677502,
   "example_pages": [
    "http://www.cdc.gov/mmwr/volumes/72/wr/mm7225a6.htm?s_cid=mm7225a6_w",
    "https://www.cdc.gov/mmwr/volumes/73/wr/mm7333e1.htm?_cid=mm7333e1_w",
    "https://www.cdc.gov/mmwr/volumes/72/rr/rr7201a1.htm"
   ]
  }
 ],
 "metadata": {
  "generator": "vital-core",
  "schema_version": "0.1",
  "total_pages_scanned": 3333,
  "notes": [
   "Healthy pages (no known issues) are intentionally excluded.",
   "Representative examples are used instead of complete occurrence lists.",
   "Fingerprints are stable hashes for tracking recurring patterns over time.",
   "Fragment fingerprints normalize volatile attributes (id, style, data-*) before hashing.",
   "Technology lift values indicate association, not causation.",
   "Confidence reflects sample size: high=10+ affected pages, medium=3-9, low=1-2."
  ]
 }
}