Sara van den Berg

45 2 CMV on influenza vaccination Influenza antibody titer Protection Parameter B (beta) Standard Error Sig (P-value) B (beta) Standard Error Sig (P-value) (Intercept) 7.139 0.3716 0 3.222 1.1526 0.005 Age group 2 (40-52 year) -0.334 0.3094 0.281 -1.643 1.0299 0.111 Age group 1 (30-40 year) -0.221 0.347 0.525 -1.385 1.0983 0.207 Age group 0 (18-30 year) 0 a . . 0 a . . Sex male -0.19 0.2621 0.468 -0.236 0.4394 0.591 Sex female 0 a . . 0 a . . Previous influenza vaccinations yes -0.934 0.481 0.052 -0.547 0.7594 0.471 Previous influenza vaccinations sometimes -0.693 0.4209 0.1 -0.657 0.7267 0.366 Previous influenza vaccinations no 0 a . . 0 a . . Seasonal 2009 vaccination yes -0.315 0.4453 0.479 -0.467 0.8388 0.578 Seasonal 2009 vaccination no 0 a . . 0 a . . CMV-serostaus positive 0.042 0.3729 0.911 0.685 0.4495 0.128 CMV-serostaus negative 0 a . . 0 a . . Timepoint 3 1.158 0.2085 < 0.001 1.202 0.3643 0.001 Timepoint 2 1.864 0.2372 < 0.001 1.658 0.4823 0.001 Timepoint 1 0 a . . 0 a . . CMV-serostatus positive * Timepoint 3 -0.298 0.2569 0.246 -0.526 0.4531 0.246 CMV-serostatus positive * Timepoint 2 -0.231 0.284 0.415 0.102 0.7427 0.891 CMV-serostatus positive * Timepoint 1 0 a . . 0 a . . CMV-serostatus negative * Timepoint 3 0 a . . 0 a . . CMV-serostatus negative * Timepoint 2 0 a . . 0 a . . CMV-serostatus negative * Timepoint 1 0 a . . 0 a . . Supplementary Table 4. Regression table effect CMV-serostatus on seasonal influenza vaccine response of H1N1pdm strain in the season 2010-2011. Bold: p value < 0.10 Bold and underlined: p value < 0.05. a reference category