Table 1. Baseline demographic, injury characteristics, and clinical outcomes of patient population (n=95).
Values presented as median (25–75 interquartile range) and n (percent) as appropriate.
| Demographics | |
| Age (years) | 40.0 (26.0–55.5) |
| Male sex, n (%) | 74% (70) |
| Injury | |
| Mechanism: MVC, n (%) | 33 (35%) |
| Mechanism: MCC, n (%) | 14 (15%) |
| Mechanism: fall, n (%) | 22 (23%) |
| Mechanism: auto-pedestrian, n (%) | 14 (15%) |
| Mechanism: bicycle crash, n (%) | 5 (5%) |
| Mechanism: sports injury, n (%) | 5 (5%) |
| Mechanism: other, n (%) | 2 (2%) |
| Injury Severity Score | 26 (17–37) |
| Glasgow Coma Scale | 10 (6–15) |
| Traumatic brain injury, n (%) | 43 (45%) |
| Time from injury to hospital arrival (min) | 73 (27–203) |
| Initial Physiologic Measurements | |
| Systolic blood pressure (mm Hg) | 122 (108–139) |
| Base deficit (meq/L) | 6.0 (3.0–10.0) |
| Lactate (mmol/L) | 3.8 (1.8–5.5) |
| Initial Hematology | |
| Hemoglobin (g/dL) | 12.2 (9.9–14.6) |
| Platelets (10^9/L) | 205 (157–239) |
| Initial Thrombelastography | |
| Reaction time (min) | 5.0 (4.4–5.3) |
| Angle (degrees) | 71.0 (65.5–74.3) |
| Maximum amplitude (mm) | 68.0 (65.4–69.6) |
| LY30 (%) | 0.4 (0.1–1.4) |
| Resuscitation in First 24 Hours | |
| Crystalloids (mL) | 2150 (1053–3557) |
| RBCs (units) | 0 (0–2) |
| FFP (units) | 0 (0–1) |
| Platelets (units) | 0 (0–0) |
| Cryoprecipitate (units) | 0 (0–0) |
| Outcomes | |
| Ever received VTE chemoprophylaxis, n (%) | 75 (79%) |
| Time to VTE chemoprophylaxis (hours) | 43.8 (26.5–66.4) |
| Any clot complication, n (%) | 12 (13%) |
| DVT, n (%) | 7 (7%) |
| PE, n (%) | 2 (2%) |
| CVA, n (%) | 5 (5%) |
| ICU LOS (days) | 7 (3–14) |
| Hospital LOS (days) | 16 (9–24) |
| Mortality, n (%) | 4 (4%) |
MVC=motor vehicle collision, MCC=motorcycle collision, RBCs=red blood cells, FFP=fresh frozen plasma, VTE= venous thromboembolism, DVT=deep venous thrombosis, PE=pulmonary embolus, CVA=cerebrovascular accident, ICU=intensive care unit, LOS=length of stay