Baseline characteristics and injury-related factors in patients with acute head injury with suspected intracranial hemorrhage (ICH)
| Factors | No ICH n=76 | ICH n=24 | P value |
| Median age (IQR) | 72 (63–80) | 62 (49–71) | 0.007 |
| Male sex | 36 (47.37) | 13 (54.17) | 0.642 |
| Mechanism of injury | <0.001 | ||
| Fall | 57 (77.03) | 7 (29.17) | |
| Traffic-related injury | 15 (20.27) | 17 (70.83) | |
| Assault | 2 (2.70) | 0 | |
| Traffic-related injury | |||
| Type of vehicle | 0.469 | ||
| Car | 4 (26.67) | 2 (11.76) | |
| Motorcycle | 9 (60.00) | 13 (76.47) | |
| Bicycle | 2 (13.33) | 1 (5.88) | |
| Pedestrian | 0 | 1 (5.88) | |
| Driver/passenger | 0.394 | ||
| Drivers | 11 (68.75) | 13 (86.67) | |
| Passengers | 5 (31.25) | 2 (13.33) | |
| Type of fall | 0.668 | ||
| Same level | 43 (74.14) | 7 (87.50) | |
| High fall | 15 (25.86) | 1 (12.50) | |
| Place of injury | <0.001 | ||
| Home | 58 (76.32) | 7 (29.17) | |
| Road/park | 18 (23.68) | 17 (70.83) | |
| Alcohol consumption | 8 (10.53) | 5 (20.83) | 0.293 |
| History of loss of consciousness | 30 (39.47) | 14 (58.33) | 0.156 |
| Multiple injuries | 11 (14.47) | 8 (3.33) | 0.069 |