Percent of population age 6-49 years seropositive to measles antibody:
Total 95.9%, males 95.8%, females 95.9% (NHANES 1999-2004)
Source: McQuillan GM, Kruszon-Moran D, Hyde TB, Forghani B, Bellini W, and Dayan GH. Seroprevalence of Measles Antibody in the US Population, 1999-2004. JID 196:1459-1464 2007.