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2004 JUL 7 - (NewsRx.com & NewsRx.net) -- Overall population immunity to measles in the United States is 93%.
According to recent research published in the Journal of Infectious Diseases, "To estimate population immunity, we examined measles immunity among residents of the United States in 1999 from serological and vaccine coverage surveys. For persons aged greater than or equal to20 years, serological data from the third National Health and Nutrition Examination Survey (1988-1994) were used. For persons 20 years of age, immunity was estimated from results of the National Immunization Survey (1994-1998), state surveys of school entrants (1990-2000), and vaccine coverage surveys of adolescents (1997)."
"To estimate immunity from vaccine coverage data, 95% vaccine efficacy was used for recipients of a single dose at greater than or equal to12 years of age and 99% vaccine efficacy was used for those with failure of a first dose who were revaccinated," said Sonja S. Hutchins and colleagues at the Centers for Disease Control and Prevention. "Overall, calculated population immunity was found to be 93%. Although there was not much variation in immunity by region and ...
Source: HighBeam Research, Overall population immunity to measles in U.S. is 93%.