Table 1.
Demographics, trauma mechanisms, injury pattern and outcome. Continuous values are presented as mean / median (standard deviation)
| TC | ETC | EF | Total | |
|---|---|---|---|---|
| n | 1601 | 5249 | 6241 | 13,091 |
| Demographics | ||||
| Age, mean (SD) | 47.0 (21.7) | 48.1 (22.3) | 40.6 (18.9) | 44.4 (21.0) |
| Male (%) | 70.5 | 70.6 | 74.3 | 72.4 |
| Penetrating Injury mechanisms (%) | 2.9 | 2.1 | 3.4 | 2.8 |
| Car (%) | 30.3 | 29.5 | 43.1 | 36.1 |
| Motorcycle (%) | 23.3 | 20.2 | 27.6 | 24.1 |
| Bicycle (%) | 5.3 | 4.6 | 2.9 | 3.9 |
| Pedestrian (%) | 7.5 | 5.2 | 5.0 | 5.4 |
| High fall > 3 m (%) | 17.3 | 19.4 | 14.0 | 16.6 |
| Low fall < 3 m (%) | 10.7 | 14.9 | 2.8 | 8.6 |
| Outcome | ||||
| ICU stay (%) | 83.8 | 91.9 | 96.7 | 93.2 |
| ICU LOS, mean/median (SD), day | 8.2/3 (13.3) | 7.6/3 (11.5) | 13.2/8 (15.7) | 10.3/5 (14.1) |
| Ventilation time, mean/median (SD), day | 4.2/0 (9.3) | 3.8/1 (9.0) | 7.4/2 (12.4) | 5.6/1 (10.9) |
| Ventilator-free days, mean (SD) | 22.0 (11.9) | 25.7 (8.4) | 21.8 (10.6) | 23.4 (10.1) |
| LOS, mean/median (SD) | 24.8/18 (25.2) | 23.7/18 (20.4) | 32.9/26 (25.9) | 28.3/22 (24.2) |
| MOF (%) | 30.2 | 16.0 | 33.1 | 25.9 |
| Sepsis (%) | 7.4 | 5.4 | 11.8 | 8.8 |
| Mortality (%) | 24.5 | 5.0 | 8.7 | 9.1 |
| RISC II prognosis (%) | 18.8 | 5.9 | 10.4 | 9.6 |
| SMR [95% CI] | 1.30 [1.19–1.41] | 0.85 [0.75–0.95] | 0.83 [0.77–0.90] | |
| Injury characteristics | ||||
| ISS, mean (SD) | 26.1 (15.4) | 19.1 (10.7) | 25.4 (13.4) | 23.0 (13.0) |
| ISS ≥ 16 (%) | 71.3 | 53.5 | 73.9 | 65.4 |
| AIS head ≥ 3 (%) | 29.4 | 17.0 | 27.5 | 23.5 |
| AIS thorax ≥ 3 (%) | 46.2 | 31.7 | 49.8 | 42.1 |
| AIS abdomen ≥ 3 (%) | 14.1 | 9.2 | 17.5 | 13.7 |
| Multiple femur fractures (%) | 3.7 | 5.1 | 14.9 | 9.6 |