TABLE 1.
Characteristics of Study Population
| n = 898 | |
|---|---|
| Demographics | |
| Age, y | 35 (25, 50) |
| Male | 83% |
| BMI, kg/m2 | 25.9 (23.2, 29.4) |
| Injury | |
| Blunt mechanism | 57% |
| ISS | 13 (4, 26) |
| Head AIS score | 0 (0, 4) |
| TBI | 31% |
| Orthopedic injury | 33% |
| GCS score | 14(8, 15) |
| Coagulopathy and resuscitation | |
| INR | 1.1 (1.0, 1.2) |
| PTT, s | 27.6 (25.5, 30.4) |
| Platelet count, × 109/L | 272 (225, 322) |
| Fibrinogen, mg/dL | 212 (165, 276) |
| D-dimer, μg/mL | 1.3 (0.4, 6.3) |
| Base deficit | 2.3 (0.7, 6.4) |
| EXTEM CT, s | 58 (49, 70) |
| EXTEM α, degrees | 73 (69, 76) |
| EXTEM MCF, mm | 63 (60, 67) |
| EXTEM ML, % | 14(10, 18) |
| Crystalloid, first 24 h, mL | 3,750 (2,000, 5,798) |
| RBC, first 24 h, units | 0 (0, 2) |
| Plasma, first 24 h, units | 0 (0, 1) |
| Platelets, first 24 h, units | 0 (0, 0) |
| VTE prophylaxis | 54% |
| Outcomes | |
| Hospital LOS, d | 6 (2, 16) |
| ICU LOS, d | 2 (0, 6) |
| Ventilator-free days, first 28 d | 27 (22, 28) |
| ARDS | 15% |
| VTE | 8% |
| MOF | 10% |
| Mortality | 12% |
α, alpha angle; ARDS, acute respiratory distress syndrome; BMI, body mass index; GCS, Glasgow Coma Scale; INR, international normalized ratio; ISS, Injury Severity Score; LOS, length of stay; ML, maximum lysis; MOF, multiorgan failure; PTT, partial thromboplastin time; RBC, red blood cells.