Table 3.
Mechanism of injury in patients with rib fractures stratified by subgroups
| Variable | Total patients n = 14,850 |
Flail chest | Polytrauma (ISS ≥ 16) | Primary thoracic trauma | Elderly (≥ 65 years) | ||||
|---|---|---|---|---|---|---|---|---|---|
| Yes | No | Yes | No | Yes | No | Yes | No | ||
| n = 573 | n = 14,277 | n = 4438 | n = 10,412 | n = 9273 | n = 5577 | n = 6663 | n = 8187 | ||
| Mechanism of injury, n (%) | |||||||||
| Motor vehicle accident | 1456 (9.8) | 62 (10.8) | 1,394 (9.8) | 696 (15.7) | 760 (7.3) | 752 (8.1) | 704 (12.6) | 457 (6.9) | 999 (12.2) |
| Motorcycle accident | 589 (4.0) | 34 (5.9) | 555 (3.9) | 225 (5.1) | 364 (3.5) | 354 (3.8) | 235 (4.2) | 54 (0.8) | 535 (6.5) |
| Bicycle accident | 2327 (15.7) | 82 (14.3) | 2245 (15.7) | 713 (16.1) | 1614 (15.5) | 1373 (14.8) | 954 (17.1) | 1042 (15.6) | 1285 (15.7) |
| Low energy fall | 4474 (30.1) | 129 (22.5) | 4345 (30.4) | 725 (16.3) | 3749 (36.0) | 3155 (34.0) | 1319 (23.7) | 2850 (42.8) | 1624 (19.8) |
| High energy fall | 1938 (13.1) | 78 (13.6) | 1860 (13.0) | 850 (19.2) | 1088 (10.4) | 1017 (11.0) | 921 (16.5) | 759 (11.4) | 1179 (14.4) |
| Other | 1517 (10.2) | 58 (10.1) | 1459 (10.2) | 539 (12.1) | 978 (9.4) | 898 (9.7) | 619 (11.1) | 438 (6.6) | 1079 (13.2) |
Percentages may not add up to 100 due to missing data
ISS Injury Severity Score, n, number