| 2008 | 2009 | Total | ||||||
| PIG | FIG | Subtotal | Control group | PIG | FIG | Subtotal | ||
| Acute bronchitis | 254/532 (47.7) | 801/1285 (62.3) | 1055/1817 (58.1) | 240/338 (71.0) | 173/424 (40.8) | 316/1045 (30.2) | 729/1807 (40.3) | 1784/3624 (49.2) |
| Acute exacerbations of CB/COPD | 176/217 (81.1) | 371/451 (82.3) | 547/668 (81.9) | 119/143 (83.2) | 129/162 (79.6) | 241/332 (72.6) | 489/637 (76.8) | 1036/1305 (79.4) |
| Pneumonia | 89/97 (91.8) | 116/132 (87.9) | 205/229 (89.6) | 40/40 (100.0) | 70/76 (92.1) | 96/111 (86.5) | 206/227 (90.7) | 411/456 (90.1) |
| Total | 510/846 (61.3) | 1288/1868 (69.0) | 1798/2714 (66.2) | 399/521 (76.6) | 372/662 (56.2) | 653/1488 (43.9) | 1424/2617 (53.3) | 3222/5385 (59.8) |
Data are presented as n/N (%). PIG: partial-intervention group; FIG: full-intervention group; CB: chronic bronchitis; COPD: chronic obstructive pulmonary disease.