Table 4.
Multivariate Cox regression for mechanical ventilation in burn cohort.
| Variable | Adjusted hazard ratio, 95% confidence interval (CI) | p-Value |
|---|---|---|
| Age | 1.00 (0.99–1.00) | 0.947 |
| TBSA | 0.99 (0.98–0.99) | <0.001 |
| Mechanism | ||
| Flame (reference group) | ||
| Scald | 0.74 (0.60–0.92) | 0.005 |
| Other | 1.04 (0.78–1.38) | 0.792 |
| mCCI | 0.91 (0.85–0.97) | 0.002 |
| Inhalation injury | 1.36 (1.18–1.56) | <0.001 |
| Smoker status | 0.81 (0.68–0.96) | 0.017 |
| Respiratory disease | 1.21 (1.01–1.44) | 0.037 |
TBSA=total body surface area.
mCCI=Charlson Comorbidity Index excluding respiratory diseases.