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Table 3 Influenza vaccine coverage in Portugal for the 1998/99 to the 2010/11 seasons

From: Trends in influenza vaccination coverage in Portugal from 1998 to 2010: effect of major pandemic threats

  1998/99 1999/00 2001/02 2002/03 2003/04 2004/05 2005/06 2006/07 2007/08 2008/09 2009/10 2010/11
Total (n) n = 2923 n = 3796 n = 4148 n = 2715 n = 2598 n = 2525 n = 2206 n = 2630 n = 2537 n = 2192 n = 2809 n = 2684
Proportion vaccinated (%) 14.2 15.6 17.0 15.0 18.4 15.4 19.1 14.3 16.0 18.3 19.5 17.5
(95% CI) (11.6; 16.8) (12.5; 18.7) (14.5; 19.6) (14.0; 16.0) (16.7; 20.3) (14.0; 17.0) (17.4; 20.9) (13.0; 15.8) (14.5; 17.6) (16.6; 20.1) (17.6; 21.6) (15.1; 20.3)
  1. Notes: CI Confidence Interval; n sample size.