Table 1.
Baseline characteristics of studied patients.
| Variable | N (%) |
|---|---|
| Age (years) | |
| <60 | 2650 (91.22) |
| ≥60 | 255 (8.78) |
| Gender | |
| Male | 2125 (73.17) |
| Female | 779 (26.83) |
| Mechanism of traumaa | |
| Motorcycle accident | 358 (12.34) |
| Pedestrian | 1097 (37.81) |
| Car accident | 906 (31.23) |
| Falls | 407 (14.03) |
| Other | 133 (4.58) |
| Glasgow Coma Scale | |
| 15 | 2593 (89.26) |
| Less than 15 | 312 (10.74) |
| Dyspnea | |
| Yes | 458 (15.77) |
| No | 2447 (84.23) |
| Distracting pain | |
| Yes | 1162 (40.0) |
| No | 1743 (60.0) |
| Thoracic skin abrasion | |
| Yes | 451 (15.52) |
| No | 2454 (84.48) |
| Chest deformity | |
| Yes | 50 (1.72) |
| No | 2855 (98.28) |
| Chest wall tenderness | |
| Yes | 581 (20.0) |
| No | 2324 (80.0) |
| Crepitation | |
| Yes | 122 (4.20) |
| No | 2783 (95.8) |
| Abdominal tenderness | |
| Yes | 444 (15.28) |
| No | 2461 (84.72) |
| Decrease in pulmonary sounds | |
| Yes | 172 (5.92) |
| No | 2733 (94.08) |
| Chest wall pain | |
| Yes | 732 (25.20) |
| No | 2173 (74.80) |
a
Motorcycle accident: including motorcycle–car accident and motorcycle–motorcycle accident. Pedestrian: including accident of pedestrian with motorcycle of car. Car accident: including car–car accident and car rollover.