|
Deaths from all causes and the reductions of deaths according to age and vaccination status, 2003 – 2005. |
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| Age |
65 – 74 |
75 – 84 |
≥ 85 |
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| Vaccinated |
yes |
no |
yes |
no |
yes |
no |
|
|
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| 2003 Influenza season |
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| 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 |
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| Non-influenza season |
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| 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 |
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| 2004 Influenza season |
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| 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 |
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| Non-influenza season |
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| 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 |
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| 2005 Influenza season |
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| 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 |
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| Non-influenza season |
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| 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 |
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Christenson et al. Virology Journal 2008 5:52 doi:10.1186/1743-422X-5-52 |
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