Research Article
Rollover Car Crashes with Ejection: A Deadly Combination—An Analysis of 719 Patients
Table 2
Comparative analysis of rollover car crashes (ROCs) with and without ejection.
| | | ROCs with ejection (Group I = 237) | ROCs without ejection (Group II = 482) | value |
| | Age (mean ± SD) | | | 0.001 | | Male (%) | 90.7 | 89 | 0.29 | | Nationality | | | | | Qatari (%) | 54.8 | 34.3 | 0.001 for all | | Non-Qatari (%) | 45.2 | 65.7 | | Position in vehicle | | | | | Driver (%) | 63.2 | 49.6 | 0.001 for all | | Front passenger (%) | 12 | 17.4 | | Back passenger (%) | 9.4 | 18.2 | | Unspecified (%) | 15.4 | 14.8 | | Mode of transport | | | | | Ambulance (%) | 77 | 83 | 0.003 for all | | Helicopter (%) | 22.1 | 13.2 | | Private vehicle (%) | 0.9 | 2.3 | | Private ambulance (%) | 0.0 | 1.5 | | Protective devices used | | | | | Seatbelt (%) | 0.0 | 23.4 | 0.001 | | Airbag (%) | 0.8 | 1.2 | 0.48 | | Intubation (%) | 57.4 | 18 | 0.001 | | GCS scene (mean ± SD) | | | 0.001 | | ED LOS (hours) (median; range) | 2.6 (<1–50) | 5.7 (<1–77) | 0.001 | | ED disposition (%) | | | | | ICU | 50.0 | 22.3 | 0.001 for all | | Operating room | 16.1 | 12.4 | | Surgical floor | 23.7 | 59.2 | | Died in ED (%) | 10.2 | 4.6 | | Transferred | 0 | 1.5 | | Associated injuries | | | | | Head (%) | 53.6 | 26.8 | 0.001 | | Chest (%) | 52.3 | 36.7 | 0.001 | | Abdomen (%) | 25.7 | 16.6 | 0.003 | | Spine (%) | 35.9 | 33.6 | 0.30 | | Pelvis (%) | 25.7 | 11 | 0.001 | | Upper extremity (%) | 36.7 | 30.3 | 0.05 | | Lower extremity (%) | 22.4 | 19.9 | 0.25 | | Head AIS (mean ± SD) | | | 0.15 | | Chest AIS (mean ± SD) | | | 0.001 | | Abdominal AIS (mean ± SD) | | | 0.01 | | ISS (mean ± SD) | | | 0.001 | | ICU LOS (days) (median; range) | 6 (1–155) | 3 (1–90) | 0.04 | | Hospital LOS (days) (median; range) | 8.5 (1–192) | 6 (1–368) | 0.02 | | Blood transfusion (%) | 33.8 | 11.6 | 0.001 | | Ethanol mmol/L (mean ± SD) | | | 0.89 | | Mortality (%) | 24.5 | 6.8 | 0.001 |
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GCS: glasgow coma score; ED: emergency department; LOS: length of stay; OR: operation room; ICU: intensive care unit; AIS: abbreviated injury score; ISS: injury severity score.
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