Age | 1–64 years | 1–4 years | 5–12 years | 13–19 years | 20–64 years |
---|---|---|---|---|---|
No. (%) | No. (%) | No. (%) | No. (%) | No. (%) | |
Outcome | ORDR (95% CI) | ORDR (95% CI) | ORDR (95% CI) | ORDR (95% CI) | ORDR (95% CI) |
Hospitalization with influenza a | 149 (0.04) | 76 (0.2) | 51 (0.1) | 4 (0.01) | 20 (0.01) |
0.709 (0.429–0.988) | 0.529 (0.237–0.821) | 0.724 (0.199–1.248) | 5.547 (−6.851–17.945) | 1.153 (−0.040–2.346) | |
Pneumonia b | 5025 (1.4) | 2492 (5.2) | 1354 (1.4) | 197 (0.4) | 990 (0.6) |
0.437 (0.405–0.469) | 0.439 (0.396–0.483) | 0.368 (0.313–0.422) | 0.531 (0.340–0.722) | 0.413 (0.337–0.489) | |
Respiratory tract diseases c | 180,177 (50.1) | 40,303 (89.5) | 62,499 (69.2) | 21,269 (43.0) | 57,240 (32.5) |
0.612 (0.603–0.621) | 0.436 (0.407–0.464) | 0.449 (0.434–0.464) | 0.506 (0.483–0.529) | 0.607 (0.591–0.623) | |
Hospitalization with respiratory tract diseases d | 1594 (0.4) | 952 (2.0) | 308 (0.3) | 55 (0.1) | 290 (0.2) |
0.441 (0.386–0.497) | 0.491 (0.415–0.567) | 0.303 (0.211–0.394) | 0.314 (0.062–0.566) | 0.356 (0.232–0.479) | |
Emergency hospitalization with influenza or pneumonia e | 59 (0.02) | 10 (0.02) | 9 (0.01) | 5 (0.01) | 35 (0.02) |
0.403 (0.126–0.680) | 0.935 (−0.340–2.210) | 0.122 (−0.083–0.328) | 0.020 (− 0.009–0.048) | 0.611 (0.062–1.160) |