Chicken Pox -- United States
Objective: Varicella has been preventable by vaccination in the United States since 1995. Previous studies reported a 66 percent decline in mortality rate during the 1st 6 years of the program. Since then, vaccination coverage has increased substantially. We updated the analysis of US varicella mortality for 2002-2007 and assessed the impact of the 1st 12 years of the US varicella vaccination program on varicella deaths.
Methods: National data on deaths for which varicella was listed as an
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