| Infected trauma patients (n = 652) | Infected nontrauma patients (n = 397) | ||||
---|---|---|---|---|---|---|
Variable | Odds ratio | 95% confidence interval | P value | Odds ratio | 95% confidence interval | P value |
Female gender | 0.45 | 0.22–0.95 | 0.036 | 1.15 | 0.696–1.911 | 0.58 |
Age, per year | 1.02 | 0.10–1.04 | 0.087 | 1.04 | 1.019–1.062 | <0.001 |
White race | 1.00 | - | Â | 1.00 | - | - |
Black race | 0.62 | 0.24–1.62 | 0.33 | 1.08 | 0.44–2.59 | 0.87 |
Other race | 1.03 | 0.29–3.67 | 0.97 | 3.61 | 1.08–12.1 | 0.037 |
Any comorbidity | 0.89 | 0.40–2.00 | 0.77 | 0.76 | 0.29–1.98 | 0.57 |
Chronic corticosteroid use | 0.48 | 0.05–5.0 | 0.54 | 1.35 | 0.66–2.74 | 0.41 |
Hepatic insufficiency | 4.25 | 1.33–13.6 | 0.015 | 1.61 | 0.78–3.33 | 0.20 |
Cardiac disease | 1.18 | 0.49–2.82 | 0.72 |  |  |  |
Baseline serum creatinine ≥2.0 (units) | 7.46 | 1.11–50.1 | 0.039 |  |  |  |
Malignancy | 0.17 | 0.018–1.56 | 0.12 | 1.39 | 0.80–2.44 | 0.24 |
Body mass index, per kg/m2 |  |  |  | 0.98 | 0.96–1.01 | 0.24 |
Admission from home |  |  |  | 1.03 | 0.41–2.60 | 0.95 |
McCabe score at ICU admission, per point | 1.21 | 0.60–2.44 | 0.59 | 1.35 | 0.91–2.01 | 0.14 |
APACHE II score at ICU admission, per point | 1.07 | 1.02–1.12 | 0.0081 | 1.08 | 1.04–1.12 | <0.001 |
WHO functional status at ICU admission, per point | 1.46 | 0.89–2.39 | 0.14 |  |  |  |
Multiple Organ Dysfunction score at ICU admission, per point | 1.12 | 1.04–1.22 | 0.0040 |  |  |  |
Probability of trauma survival | 0.49 | 0.23–1.02 | 0.055 |  |  |  |
ICU length of stay, per day | 1.02 | 0.97–1.07 | 0.42 |  |  |  |
Hospital length of stay, per day | 0.95 | 0.91–0.98 | 0.032 |  |  |  |