Demographic and clinical characteristics of study population (n = 1000)
| Characteristic | Mean ± SD* |
|---|---|
| Age, yr | 48.1870 ± 21.5876 |
| Male sex, no. (%) | 703 (70) |
| Injury severity score | 22.9470 ± 8.6600 |
| Length of stay, d | 12.7060 ± 24.3063 |
| Survival to discharge, no. (%) | 897 (89.7) |
| History of alcohol abuse, no. (%) | 44 (4.4) |
SD = standard deviation.
↵* Unless otherwise indicated.