Science2014-2022United Stateshigh confidence

Since 2014, the CDC has recorded 692 confirmed cases of acute flaccid myelitis (AFM) in the United States.

Notes on verification

Figure matches original Smithsonian/CDC reporting and is independently corroborated by CDC STACKS archive, Medscape, and a state health advisory, all dated within the same September 2022 window. Note the count is a point-in-time snapshot that has since increased with continued CDC tracking. [cascade flags: aggregator_dropped_primary_exists | tier=silver indep_score=0.77 clusters=2 claim_tier=notable | kind=attributed eligibility=high]

Sources