Injury Severity Score (ISS) and Survival by Year for Patients Treated at Level I Trauma Centres in Quebec During the Study Period (Apr. 1,1993–Mar. 31, 2000)
| ISS/survival | Year | |||||||
|---|---|---|---|---|---|---|---|---|
| 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | |
| ISS | ||||||||
| Mean | 9.98 | 10.62 | 11.12 | 11.96 | 10.99 | 10.85 | 11.58 | 9.93 |
| Median | 9.00 | 9.00 | 9.00 | 9.00 | 9.00 | 9.00 | 9.00 | 9.00 |
| Mode | 8.88 | 9.62 | 9.94 | 10.71 | 10.12 | 9.71 | 9.87 | 9.15 |
| Survival, no. (and %) | ||||||||
| Alive | 1325 (96.9) | 3204 (96.7) | 3702 (95.5) | 3991 (94.9) | 4913 (95.3) | 5659 (95.6) | 4838 (96.0) | 774 (97.1) |
| Dead | 42 (3.1) | 109 (3.3) | 173 (4.5) | 215 (5.1) | 242 (4.7) | 259 (4.4) | 200 (4.0) | 23 (2.9) |