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Detected by axe-core rule link-in-text-block on 23 of 3333 scanned pages (177 instances).", "examples": [ { "url": "https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline", "xpath": "p:nth-child(19) > a[data-extlink=\"\"][target=\"_blank\"][rel=\"noopener nofollow noreferrer\"]", "html_snippet": "Blood factors transfer beneficial eff" }, { "url": "https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline", "xpath": "p:nth-child(4) > a:nth-child(2)", "html_snippet": "Office of Communications and Public Liaison" }, { "url": "https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline", "xpath": "p:nth-child(4) > a:nth-child(3)", "html_snippet": "NIH Office of the Director" }, { "url": "https://nih.gov/news-events/nih-research-matters/why-protective-antibodies-fade-after-covid-19-vaccines", "xpath": "p:nth-child(17) > a[data-extlink=\"\"][target=\"_blank\"][rel=\"noopener nofollow noreferrer\"]", "html_snippet": "SARS-CoV-2-specific plasma cells are " }, { "url": "https://nih.gov/news-events/nih-research-matters/why-protective-antibodies-fade-after-covid-19-vaccines", "xpath": "p:nth-child(4) > a:nth-child(2)", "html_snippet": "Office of Communications and Public Liaison" } ], "example_pages": [ "https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline", "https://nih.gov/news-events/nih-research-matters/why-protective-antibodies-fade-after-covid-19-vaccines", "https://www.nih.gov/news-events/nih-research-matters/alcohol-related-deaths-increasing-nationwide" ], "affected_pages": [ "https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline", "https://nih.gov/news-events/nih-research-matters/why-protective-antibodies-fade-after-covid-19-vaccines", "https://www.nih.gov/news-events/nih-research-matters/alcohol-related-deaths-increasing-nationwide", "https://www.nih.gov/news-events/nih-research-matters/dementia-free-years-may-decrease-smoking-hypertension-diabetes", "https://www.nih.gov/news-events/nih-research-matters/dna-organization-changes-alzheimers-disease-aging", "https://nih.gov/news-events/nih-research-matters/slow-vaccine-delivery-improves-immune-response-hiv", "https://www.nih.gov/about-nih/what-we-do/nih-almanac/fogarty-international-center-fic", "https://nih.gov/about-nih/nih-almanac/office-director-nih", "https://nih.gov/news-events/nih-research-matters/study-reveals-brain-networks-critical-conversation", "https://nih.gov/news-events/nih-research-matters/lab-made-eye-cells-restore-vision-mice", "https://www.nih.gov/brain-initiative/about/vision/brain-20-neuroethics-enabling-enhancing-neuroscience-advances-society", "https://www.nih.gov/news-events/nih-research-matters/how-football-raises-risk-chronic-traumatic-encephalopathy", "https://nih.gov/brain/about/vision/brain-2025-scientific-vision", "https://nih.gov/news-events/nih-research-matters/covid-19-immune-response-improves-months-after-vaccination", "https://nih.gov/news-events/nih-research-matters/skin-test-detects-evidence-parkinsons-related-disorders", "https://www.nih.gov//news-events/nih-research-matters/early-results-show-benefit-remdesivir-covid-19", "https://nih.gov/news-events/nih-research-matters/tracking-sars-cov-2-variants-wastewater", "https://www.nih.gov/health-information/nih-clinical-research-trials-you/promotional-materials", "https://nih.gov/news-events/nih-research-matters/spinal-cord-stimulation-improves-hand-grip-after-cervical-spinal-injury", "https://nih.gov/nih-style-guide/age", "https://nih.gov/health-information/your-healthiest-self-wellness-toolkits/physical-wellness-toolkit/physical-wellness-toolkit-more-resources", "https://nih.gov/news-events/nih-research-matters/infections-falls-increased-private-equity-owned-hospitals", "https://www.nih.gov/about-nih/nih-almanac/leadership/nih-directors" ], "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%)." }, "testing_environment": "Automated: axe-core, headless Chromium (Playwright). 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Manual AT verification: Not captured by automated scan — requires manual testing.", "steps_to_reproduce": [ "Open https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline.", "Locate the element: ", "Confirm the Siteimprove Alfa finding for rule sia-r62 against WCAG 1.4.1 Use of Color." ], "remediation_tip": "Make links visually distinguishable from surrounding text (not by color alone).", "tech_name": null, "tech_remediation_tip": null, "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r62", "possible_duplicate_of": "VS-0b9cc0c3", "possible_duplicate_pattern": "VS-8ade3360", "obligation": "required", "handling": "review", "policy_source": "default", "policy_reason": null, "policy_evidence": [], "policy_owner": null, "policy_expires": null, "included_in_primary_score": false, "first_seen": "2026-W25", "last_seen": "2026-W37", "weeks_seen": 11, "affected_pages_csv": "csv/alfa__sia-r62.csv" }, { "instance_id": "VS-e69c9e52", "pattern_id": "VS-1467ea8a", "a11y_pattern_fingerprint": "9cd384df1f967779867e85207fcd96d2fc781ea8fa408eedca97a5f88e48ca43", "a11y_pattern_display_id": "A11Y-PAT-9CD384DF1F96", "a11y_occurrence_fingerprint": "6bd85a24afa46608c2d6792391db5d03695e33caf2d86121fc778a8b4e251a09", "a11y_occurrence_display_id": "A11Y-OCC-6BD85A24AFA4", "url": "https://www.nih.gov/brain-initiative/about/vision/brain-20-neuroethics-enabling-enhancing-neuroscience-advances-society", "xpath": ".usa-accordion--bordered", "html_snippet": "
", "wcag_sc": "4.1.2", "wcag_name": "Name, Role, Value", "wcag_level": "A", "wcag_version": "2.0", "wcag_category": "WCAG 2.0 A", "evidence_status": "automated-indicator", "rule_id": "aria-allowed-attr", "rule_label": "Elements must only use supported ARIA attributes", "engine_key": "axe-core", "tool": "axe-core", "rule_url": "https://dequeuniversity.com/rules/axe/4.12/aria-allowed-attr?application=axeAPI", "severity": "Critical", "frequency": { "instances": 2, "pages_affected": 2, "total_pages_scanned": 3333 }, "likely_source": "content", "summary": "Elements must only use supported ARIA attributes (WCAG 4.1.2)", "description": "Elements must only use supported ARIA attributes. Detected by axe-core rule aria-allowed-attr on 2 of 3333 scanned pages (2 instances).", "examples": [ { "url": "https://www.nih.gov/brain-initiative/about/vision/brain-20-neuroethics-enabling-enhancing-neuroscience-advances-society", "xpath": ".usa-accordion--bordered", "html_snippet": "
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" } ], "example_pages": [ "https://www.nih.gov/brain-initiative/about/vision/brain-20-neuroethics-enabling-enhancing-neuroscience-advances-society", "https://nih.gov/brain/about/vision/brain-2025-scientific-vision" ], "affected_pages": [ "https://www.nih.gov/brain-initiative/about/vision/brain-20-neuroethics-enabling-enhancing-neuroscience-advances-society", "https://nih.gov/brain/about/vision/brain-2025-scientific-vision" ], "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%)." }, "testing_environment": "Automated: axe-core, headless Chromium (Playwright). 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Detected by Siteimprove Alfa rule sia-r66 on 14 of 3333 scanned pages (917 instances).", "examples": [ { "url": "https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline", "xpath": "text: \"Get the Latest Updates and FAQs\"", "html_snippet": null }, { "url": "https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline", "xpath": "text: \"Health Information\"", "html_snippet": null }, { "url": "https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline", "xpath": "text: \"Grants & Funding\"", "html_snippet": null }, { "url": "https://nih.gov/news-events/nih-research-matters/why-protective-antibodies-fade-after-covid-19-vaccines", "xpath": "text: \"Get the Latest Updates and FAQs\"", "html_snippet": null }, { "url": "https://nih.gov/news-events/nih-research-matters/why-protective-antibodies-fade-after-covid-19-vaccines", "xpath": "text: \"Health Information\"", "html_snippet": null } ], "example_pages": [ "https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline", "https://nih.gov/news-events/nih-research-matters/why-protective-antibodies-fade-after-covid-19-vaccines", "https://www.nih.gov/news-events/nih-research-matters/dementia-free-years-may-decrease-smoking-hypertension-diabetes" ], "affected_pages": [ "https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline", "https://nih.gov/news-events/nih-research-matters/why-protective-antibodies-fade-after-covid-19-vaccines", "https://www.nih.gov/news-events/nih-research-matters/dementia-free-years-may-decrease-smoking-hypertension-diabetes", "https://www.nih.gov/news-events/nih-research-matters/dna-organization-changes-alzheimers-disease-aging", "https://nih.gov/news-events/nih-research-matters/slow-vaccine-delivery-improves-immune-response-hiv", "https://www.nih.gov/about-nih/what-we-do/nih-almanac/fogarty-international-center-fic", "https://nih.gov/news-events/nih-research-matters/lab-made-eye-cells-restore-vision-mice", "https://www.nih.gov/news-events/nih-research-matters/how-football-raises-risk-chronic-traumatic-encephalopathy", "https://nih.gov/news-events/nih-research-matters/covid-19-immune-response-improves-months-after-vaccination", "https://nih.gov/news-events/nih-research-matters/tracking-sars-cov-2-variants-wastewater", "https://nih.gov/news-events/nih-research-matters/spinal-cord-stimulation-improves-hand-grip-after-cervical-spinal-injury", "https://nih.gov/nih-style-guide/age", "https://nih.gov/health-information/your-healthiest-self-wellness-toolkits/physical-wellness-toolkit/physical-wellness-toolkit-more-resources", "https://nih.gov/news-events/nih-research-matters/infections-falls-increased-private-equity-owned-hospitals" ], "impact": { "groups": [], "summary": "Not captured by automated scan — requires manual testing." }, "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.", "steps_to_reproduce": [ "Open https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline.", "Locate the element: text: \"Get the Latest Updates and FAQs\"", "Confirm the Siteimprove Alfa finding for rule sia-r66 against WCAG 1.4.6 Contrast (Enhanced)." ], "remediation_tip": "Increase text contrast to meet WCAG AAA (7:1).", "tech_name": null, "tech_remediation_tip": null, "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r66", "obligation": "aspirational", "handling": "review", "policy_source": "default", "policy_reason": null, "policy_evidence": [], "policy_owner": null, "policy_expires": null, "included_in_primary_score": false, "first_seen": "2026-W25", "last_seen": "2026-W37", "weeks_seen": 11, "affected_pages_csv": "csv/alfa__sia-r66.csv" }, { "instance_id": "VS-f08a262d", "pattern_id": "VS-2208081b", "a11y_pattern_fingerprint": "05fd21e9a86fe0d606d55f7d4f3015704ae68b29f083ba3f9699fae5f425ec5b", "a11y_pattern_display_id": "A11Y-PAT-05FD21E9A86F", "a11y_occurrence_fingerprint": "8df0d74d60926e0014ee6db2d7d41e40a8647b65a5837f2d452ad97603969d6d", "a11y_occurrence_display_id": "A11Y-OCC-8DF0D74D6092", "url": "https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline", "xpath": "

", "html_snippet": null, "wcag_sc": "1.4.8", "wcag_name": "Visual Presentation", "wcag_level": "AAA", "wcag_version": "2.0", "wcag_category": "WCAG 2.x AAA", "evidence_status": "automated-indicator", "rule_id": "sia-r73", "rule_label": "Text has minimum contrast ratio of 4.5:1", "engine_key": "alfa", "tool": "Siteimprove Alfa", "rule_url": "https://alfa.siteimprove.com/rules/sia-r73", "severity": "Moderate", "frequency": { "instances": 42, "pages_affected": 14, "total_pages_scanned": 3333 }, "likely_source": "template", "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 14 of 3333 scanned pages (42 instances).", "examples": [ { "url": "https://nih.gov/news-events/nih-research-matters/exercise-induced-protein-may-reverse-age-related-cognitive-decline", "xpath": "

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