Trends in hospitalizations with primary varicella and herpes zoster during the prevaricella and initial postvaricella and herpes zoster vaccine eras, connecticut, 1994-2012.

Although the average rate for 2007–2012 was higher than 2001–2006, there was a significant decreasing trend averaging 2.2% per year despite an increase from 2011 to 2012 (Figure 1 ). Age-Specific Hospitalization Rates During 1994–2000, annual rates did not change significantly within any age group, except for a marginally significant decrease in the 40–49 age group ( P = .046) ( Supplementary Table 1 ).

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