Table 4.
Multivariable regression analysis of mortality as outcome
| Variable | Adjusted odds ratio | 95% confidence interval | P value |
|---|---|---|---|
| Age+ | 1.07 | 1.06–1.07 | < 0.001* |
| Female | 1.28 | 1.17–1.41 | < 0.001* |
| Race, African-American | 1.34 | 1.19–1.55 | < 0.001* |
| Uninsured | 1.84 | 1.38–2.46 | < 0.001* |
| Comorbidity, any | 0.82 | 0.65–1.03 | 0.084 |
| Smoker | 1.21 | 0.97–1.50 | 0.086 |
| Diabetes | 1.24 | 1.01–1.53 | 0.040* |
| Hypertension | 0.92 | 0.78–1.07 | 0.261 |
| Obesity | 0.96 | 0.67–1.39 | 0.846 |
| Complication, any | 4.09 | 3.27–5.12 | < 0.001* |
| Respiratory failure | 1.97 | 1.65–2.35 | < 0.001* |
| Renal failure | 4.87 | 3.89–6.09 | < 0.001* |
| Septic disorder | 1.20 | 0.98–1.47 | 0.076 |
| Inhalation injury | 3.84 | 3.38–4.36 | < 0.001* |
| TBSA+ | 1.09 | 1.09–1.09 | < 0.001* |
| Operative/invasive procedures | 2.60 | 2.20–3.08 | < 0.001* |
*Significant with p < 0.05
+Continuous variable
TBSA total body surface area