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Table 4 Relative reduction factors (RRF) for varicella cases per age group (model-predicted, see Höhle et al. 2010)

From: Varicella routine vaccination and the effects on varicella epidemiology – results from the Bavarian Varicella Surveillance Project (BaVariPro), 2006-2011

Ratio

RRF

RRF

RRF

RRF

 

Season 2 / Season 1

Season 3 / Season 2

Season 4 / Season 3

Season 5 / Season 4

Age group (years)

    

  <1

0.698

0.743

0.670

0.815

  1-4

0.676

0.749

0.594

0.847

  5-9

0.732

0.906

0.660

0.842

  10-16

0.856

0.908

0.868

0.927

  1. Data from BaVariPro Practice Surveillance, Oct 2006-Sep 2011.
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BMC Infectious Diseases

ISSN: 1471-2334

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