Table 1.
Mean seasonal hospitalisations and deaths (number, rate per 100,000 population, all ages) attributable to influenza
| Influenza A | Influenza B | |||
|---|---|---|---|---|
| Outcome | N (SD) | Rate (SD) | N (SD) | Rate (SD) |
| Hospitalisations: Primary diagnosis | ||||
| Respiratory Broadly defined | 27,237 (17,895) | 46 (30) | 1279 (1914) | 2 (3) |
| Respiratory | 25,725 (16,706) | 44 (28) | 703 (2060) | 1 (4) |
| Pneumonia & influenza | 6789 (4269) | 12 (7) | 236 (1066) | 0 (2) |
| Cardiorespiratory | 25,412 (16,818) | 43 (29) | 57 (2414) | 0 (4) |
| Hospitalisations: Any mention | ||||
| Respiratory | 28,208 (19,209) | 48 (33) | 921 (3257) | 2 (6) |
| Accidents (control outcome) | 0 (595) | 0 (1) | 0 (935) | 0 (2) |
| Mortality: Underlying | ||||
| Respiratory Broadly defined | 6561 (5501) | 11 (9) | 602 (681) | 1 (1) |
| Respiratory | 6478 (5419) | 11 (9) | 592 (679) | 1 (1) |
| Pneumonia & influenza | 3155 (2787) | 5 (5) | 373 (442) | 1 (1) |
| Cardiorespiratory | 11,661 (10,168) | 20 (17) | 990 (1135) | 2 (2) |
N Number of episodes, SD standard deviation, Rate per 100,000 population
Hospitalisations from HES 1997–2009, deaths from ONS, 1996–2009