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Table 5 Inverse variance-weighted regression of vaccine coverage in the general population and by age group

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

   All ages 0-14 15-44 45-64 65+
  Variable Coef.±SE Coef.±SE Coef.±SE Coef.±SE Coef.±SE
Trend model Constant -1.75 ± 0.09 -2.08 ± 0.29 -2.42 ± 0.16 -1.87 ± 0.08 -0.70 ± 0.01
p<0.001 p<0.001 p<0.001 p<0.001 p<0.001
Trend 0.02 ± 0.01 -0.05 ± 0.04 -0.01 ± 0.02 -0.02 ± 0.01 -0.06 ± 0.01
p=0.097 p=0.210 p=0.609 p=0.035 p<0.001
Trend and awareness events model Constant -1.79 ± 0.08 -1.96 ± 0.25 -2.37 ± 0.17 -1.91 ± 0.08 -0.72 ± 0.11
p<0.001 p<0.001 p<0.001 p<0.001 p<0.001
Trend 0.02 ± 0.01 -0.08 ± 0.03 -0.02 ± 0.02 0.02 ± 0.01 0.07 ± 0.01
p=0.106 p=0.012 p=0.320 p=0.037 p<0.001
SARS 2003-2004 0.04 ± 0.10 0.04 ± 0.42 0.00 ± 0.28 0.17 ± 0.15 0.19 ± 0.17
p=0.032 p=0.930 p=0.999 p=0.044 p=0.256
A (H1N5) 2005-2006 0.22 ± 0.09 0.56 ± 0.42 0.06 ± 0.28 0.23 ± 0.11 -0.15 ± 0.17
p=0.018 p=0.180 p=0.833 p=0.044 p=0.368
A (H1N1) 2009-2010 0.18 ± 0.11 1.04 ± 0.43 0.47 ± 0.30 -0.04 ± 0.15 0.01 ± 0.23
   p=0.084 p=0.015 p=0.116 p=0.783 p=0.954
  1. Notes: Coef.: inverse variance-weighted regression coefficients; SE: regression coefficients standard error; p-value tests the significance of regression coefficients.