Study population (n=1097) and crash characteristics
| Number (%) | |
|---|---|
| Male | 704 (64) |
| Age range (years) | |
| <20 | 56 (5) |
| 20–29 | 259 (24) |
| 30–39 | 185 (17) |
| 40–49 | 216 (20) |
| 50–59 | 183 (17) |
| 60–69 | 115 (11) |
| 70–79 | 49 (5) |
| 80+ | 34 (3) |
| Admitted to hospital | 318 (29) |
| Blood drawn time from crash ≤ 60 min | 371 (34) |
| Blood drawn time from crash ≤ 120 min | 898 (82) |
| Required head CT scan | 521 (48) |
| Single-vehicle crash | 375 (34) |
| Daytime crash (06:01–18:00) | 656 (60) |
| Night-time crash (18:01–06:00) | 441 (40) |
| Weekend crash | 373 (34) |