vital-scans open quality ledger

www.medicare.gov: week 2026-W27

This is the 2026-W27 ISO-week report (1175 pages fetched, 1162 unique pages audited by axe/Alfa). Generated 2026-07-18. Compared against 2026-W26 (1171 fetched). The dashboard headline uses a rolling last-7-days window; this page is the full ISO week. Machine-readable API: snapshot.json · findings.json.

Primary standards queue: 0 required finding type(s) (handling: report). Verification queue: 4 required finding type(s) (handling: review). Aspirational queue: 0 finding type(s). Advisory queue: 0 finding type(s). Unmapped review queue: 6 finding type(s).

New this week
0
Fixed this week
0
Regressed this week
0

Fix these first

Highest-leverage issues, ranked by pages affected × severity × people reached. Fixing a shared component often clears many pages at once. Issue links go to the full bug detail on the Accessibility page.

Top 8 issues to prioritize this week.
IssueSeverityPagesWho it affectsHow to fixEvidence
Target size is at least 44×44 CSS pixels (Enhanced) (WCAG 2.5.5) (rule↗) Moderate 565 — See remediation guidance: https://alfa.siteimprove.com/rules/sia-r111 pages (CSV)
Text has minimum contrast ratio of 4.5:1 (WCAG 1.4.8) (rule↗) Moderate 558 — See remediation guidance: https://alfa.siteimprove.com/rules/sia-r73 pages (CSV)
aria-hidden element does not contain focusable elements (WCAG 4.1.2) (rule↗) Moderate 471 Without vision, Limited vision See remediation guidance: https://alfa.siteimprove.com/rules/sia-r17 pages (CSV)
Table header has scope (WCAG criterion undetermined) (rule↗) Moderate 175 — See remediation guidance: https://alfa.siteimprove.com/rules/sia-r78 pages (CSV)
Text has enhanced contrast (WCAG 1.4.6) (rule↗) Moderate 32 — Increase text contrast to meet WCAG AAA (7:1). pages (CSV)
Heading levels should only increase by one (WCAG criterion undetermined) (rule↗) Moderate 27 — Use heading levels in order (h1 → h2 → h3) without skipping; structure, not size. pages (CSV)
First focusable element is link to main content (WCAG criterion undetermined) (rule↗) Moderate 19 — See remediation guidance: https://alfa.siteimprove.com/rules/sia-r87 pages (CSV)
Frames must have an accessible name (WCAG 4.1.2) (rule↗) Serious 9 Without vision, Limited vision Give every <iframe> a descriptive title attribute. pages (CSV)

Progress

Open findings by severity over 4 weeks (lower is better)
Serious Moderate Minor W24W25W27170

This week at a glance 19 issue type(s)
Median axe violations / page
0
Pages with axe violations
46 of 1162
Median Alfa failures / page
48
Pages with Alfa failures
565 of 565
Unique pages audited
1162
Lighthouse performance (median)
38/100 130 sampled details
Lighthouse SEO (median)
92/100
Lighthouse best practices (median)
54/100
Lighthouse agentic (median)
100/100
Words per page (median)
217 main content, nav excluded
Reading ease (median)
39.2 385 prose pages
Reading grade (median)
14.3
Misspellings
25+ distinct details
Broken links
31 details
Median page weight
7.0 MB +16 KB worse
Median requests per page
109
Estimated energy per page (mean)
2.2301 Wh

Note: page counts differ between weeks (1171 → 1175). Prefer the "pages affected" columns over raw instance counts when comparing.

Scan coverage this week (1175 pages · 2024 succeeded of 2032 attempted)
Pages each engine ran on, per the configured weekly sampling rates.
EnginePagesCoverage
axe116299%
resources116299%
plain-language60752%
standards57849%
alfa56548%
lighthouse13011%
security12711%
deprecated-html11210%
sustainability1109%
tech998%

History & Trends → Severity, Lighthouse and other measures across 17 weeks.

Changes since 2026-W26 1 change(s)

axe-core

No rule-level changes.

Alfa

  • sia-r66 shrank: 44 → 32 pages affected (rate: 8% → 6% of pages scanned).

Embedded & linked resources

Non-HTML resources this site links to or embeds — PDFs, Office documents, iframes, and media. The site owner is responsible for their accessibility too. Full inventory with first-seen dates: CSV.

New this week (134)

1036 distinct resources, by type.
TypeCount
PDF documents846
Iframes134
Audio files54
Images1
Archives (zip, etc.)1