Table 2.
Admitting hospital characteristics and interventions employed
| N | Mean/% | |
|---|---|---|
| Trauma level | ||
| I, yes | 50,859 | 51.0% |
| II, yes | 27,490 | 27.6% |
| III, yes | 2982 | 3.0% |
| N/A, yes | 18,390 | 18.4% |
| Hospital bed size | ||
| < 200, yes | 6123 | 6.1% |
| 200–400, yes | 25,644 | 25.7% |
| 401–600, yes | 28,167 | 28.3% |
| > 600, yes | 39,787 | 39.9% |
| Teaching status, yes | 50,349 | 50.6% |
| Interfacility transfer, yes | 29,431 | 29.5% |
| Time in ED, minutes | 242.5 (226.9, 258.1) | |
| Definitive acetabular fracture fixation | ||
| Non-operative, yes | 72,460 | 72.7% |
| CRIF, yes | 1871 | 1.9% |
| ORIF, yes | 25,390 | 25.5% |
| Time to acetabular fixation | ||
| < 24 h | 6166 | 22.9% |
| 1–3 days | 11,719 | 43.5% |
| 3.1–5 days | 5356 | 19.9% |
| > 5 days | 3719 | 13.8% |
| Exploratory laparotomy, yes | 3309 | 3.3% |
| Angioembolization of pelvic vessels, yes | 1278 | 1.3% |
| Units of pRBCs given within 24 h of admission | ||
| None, yes | 88,467 | 88.8% |
| < 1 unit, yes | 380 | 0.4% |
| 1–4 units, yes | 4811 | 4.8% |
| 4.1–8 units, yes | 3113 | 3.1% |
| 8.1–12 units, yes | 1360 | 1.4% |
| > 12 units, yes | 1590 | 1.6% |
| VTE prophylaxis type | ||
| Direct thrombin inhibitor, yes | 72 | 0.1% |
| Factor Xa inhibitor, yes | 642 | 0.6% |
| Heparin, yes | 8940 | 9.0% |
| LMWH, yes | 66,979 | 67.2% |
| Warfarin, yes | 403 | 0.4% |
| Other, yes | 3392 | 3.4% |
| None, yes | 2329 | 2.3% |
| Unknown, yes | 16,964 | 17.0% |
CRIF, Closed Reduction Internal Fixation; ED, Emergency Department; LMWH, Low-Molecular-Weight Heparin; LOS, Length of Stay; ORIF, Open Reduction Internal Fixation; pRBC, Packed Red Blood Cells; and VTE, Venous Thromboembolism