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2002 MAR 6 - (NewsRx.com & NewsRx.net) -- The introduction of the varicella vaccine in the U.S. in 1995 has resulted in a marked decline in varicella incidence, according to a new report from the U.S. Centers for Disease Control and Prevention, published in the Journal of the American Medical Association.
J.F. Seward and associates examined population-based disease surveillance data in three communities to document the impact of the varicella vaccination program. Before licensure of, there were 4 million cases, 11,000 hospitalizations, and 100 deaths every year.
The researchers studied populations in Antelope Valley, California, Travis County, Texas, and West Philadelphia, Pennsylvania from January 1, 1995, to December 31, 2000. Reporting sites included day care centers, schools, universities, physicians' offices, public health clinics, hospitals, emergency departments, and households.
By 1999, the number and rates of varicella cases and hospitalizations had declined significantly, found Seward et al. From 1995 through ...
Source: HighBeam Research, U.S. sees dramatic decline in chickenpox incidence.(Brief Article)