Table 6 Deaths from all causes and the reductions of deaths according to age and vaccination status, 2003 – 2005.
From: Effect of influenza and pneumococcal vaccines in elderly persons in years of low influenza activity
Age | 65 – 74 | 75 – 84 | ≥ 85 | |||
|---|---|---|---|---|---|---|
Vaccinated | yes | no | yes | no | yes | no |
2003 Influenza season | ||||||
Deaths/100 000 | 491 | 706 | 2235 | 2270 | 7224 | 7317 |
Reduction (95% CI) p | 31% (0,44–1,07) < 0.1 | 2% (0,79–1,22) < 0.9 | 1% (0,81–1,20) < 0.9 | |||
Non-influenza season | ||||||
Deaths/100 000 | 610 | 767 | 2440 | 2332 | 6677 | 7580 |
Reduction (95% CI) p | 21% (0,53–1,18) < 0.6 | - 5% (0,85–1,28) < 0.9 | 12% (0,72–1,07) < 0.2 | |||
2004 Influenza season | ||||||
Deaths/100 000 | 973 | 837 | 2012 | 2566 | 8401 | 8974 |
Reduction (95% CI) p | - 16% (0,85–1,59) < 0.4 | 22% (0,62–0,97) < 0.03 | 7% (0,78–1,12) < 0.4 | |||
Non-influenza season | ||||||
Deaths/100 000 | 730 | 646 | 2028 | 2214 | 7667 | 8171 |
Reduction (95% CI) p | - 12% (0,79–1,65) < 0.5 | 9% (0,72–1,15) < 0.5 | 7% (0,77–1,13) < 0.5 | |||
2005 Influenza season | ||||||
Deaths/100 000 | 502 | 882 | 2144 | 2829 | 6979 | 8882 |
Reduction (95% CI) p | 43% (0,40–0,82) < 0.002 | 25% (0,62–0,92) < 0.01 | 23% (0,64–0,92) < 0.01 | |||
Non-influenza season | ||||||
Deaths/100 000 | 698 | 813 | 1761 | 2188 | 6942 | 7676 |
Reduction (95% CI) p | 14% (0,61–1,20) < 0.4 | 20% (0,64–1,0) < 0.06 | 11% (0,73–1,08) < 0.3 | |||