TABLE 3

Significant Predictors of Discharge Time, Cox Regression

Unadjusted ModelsAdjusted by SeverityAdjusted by Other Injuries
nOR95% CIPnOR95% CIPnOR95% CIP
Severity of injury267266
    Mild vs not mild0.610.46–0.80<.0010.690.52–0.92.011
Cause of injury267267266
    MVA vs sportsa1.491.10–2.04.0111.431.05–1.95.0241.000.70–1.43.99
    MVA vs fall1.701.27–2.27<.0011.621.21–2.17.0011.250.89–1.75.19
Medical outcomes
    Concussion2651.491.15–1.94.0032651.361.04–1.77.0242641.541.18–2.01.001
    LOC2590.730.57–0.94.022590.820.63–1.07.152580.830.64–1.09.19
    Intracerebral hemorrhage2650.520.30–0.88.0162650.580.34–1.00.0482640.730.42–1.26.25
    Subdural hematoma2650.560.35–0.89.0142650.660.41–1.05.0812640.500.31–0.82.005
    Resuscitation: airway2660.380.28–0.53<.0012660.410.29–0.58<.0012650.500.35–0.71<.001
    Resuscitation: breathing2660.410.30–0.56<.0012660.450.32–0.62<.0012650.510.37–0.71<.001
    Resuscitation: circulation2650.610.40–0.94.0232650.690.45–1.06.0862640.860.55–1.37.53
    Initial CT normal2661.481.15–1.89.0022661.270.97–1.66.0812651.601.24–2.06<.001
Other injuries
    Rib2660.410.20–0.85.0152660.430.21–0.87.019
    Pulmonary contusion2660.440.26–0.75.0032660.490.29–0.83.008
    Hemo/pneumothorax2660.330.18–0.59<.0012660.370.20–0.68.001
    Other chest2660.440.29–0.68<.0012660.480.31–0.74.001
    Musculoskeletal2660.550.43–0.72<.0012660.530.41–0.69<.001
  • OR > 1 means leaving hospital sooner; OR < 1 means staying at hospital longer. MVA indicates motor vehicle crash.

  • a Includes cause of injury as sports, assault, bicycle, and child abuse.