Strains | 2005-2006 season | 2006-2007 season | 2007-2008 season | 2008-2009 season | 2009-2010 season | |||||
Before (95% CI) | 4 weeks after vacc. (95% CI) | Before (95% CI) | 4 weeks after vacc. (95% CI) | Before (95% CI) | 4 weeks after vacc. (95% CI) | Before (95% CI) | 4 weeks after vacc. (95% CI) | Before (95% CI) | 4 weeks after vacc. (95% CI) | |
H1N1 | 33.3 (24.5 - 42.1) | 77.5 (69.7 - 85.3) | 26.1 (17.9 - 34.3) | 46.8 (37.5 - 56.1) | 6.31 (1.79 - 10.8) | 60.4 (51.3 - 69.5) | 27.9 (19.6 - 36.2) | 49.5 (40.2 - 58.8) | 19.8 (12.4 - 27.2) | 45.9 (36.6 - 55.2) |
p-value | <0.01 | <0.01 | <0.01 | <0.01 | <0.01 | |||||
H3N2 | 31.5 (22.9 - 40.1) | 78.4 (70.7 - 86.1) | 26.1 (17.9 - 34.3) | 56.8 (47.6 - 66.0) | 45.9 (36.6 - 55.2) | 73.9 (65.7 - 82.1) | 17.1 (10.1 - 24.1) | 60.4 (51.3 - 69.5) | 30.6 (22.0 - 39.2) | 63.1 (54.1 - 72.1) |
p-value | <0.01 | <0.01 | <0.01 | <0.01 | <0.01 | |||||
B | 20.7 (13.2 - 28.2) | 47.7 (38.4 - 57.0) | 9.91 (4.35 - 15.5) | 20.7 (13.2 - 28.2) | 13.5 (7.14 - 19.9) | 25.2 (17.1 - 33.3) | 15.3 (8.60 - 22.0) | 28.8 (20.4 - 37.2) | 17.1 (10.1 - 24.1) | 36.9 (27.9 - 45.9) |
p-value | <0.01 | <0.01 | <0.01 | <0.01 | <0.01 |