Table 3.
Bivariate analysis of burn patients (with and without preexisting respiratory disease).
| Respiratory disease | No respiratory disease | p-Value | |
|---|---|---|---|
| Age | 42.5 (±24.7) | 30.9 (±21.9) | <0.001 |
| TBSA | 8.4 (±11.6) | 8.6 (±12.1) | 0.789 |
| mCCI | 0.80 (±1.40) | 0.30 (±0.86) | <0.001 |
| Race | <0.001 | ||
| White | 58% | 50% | |
| Other | 42% | 50% | |
| Sex | <0.001 | ||
| Male | 60% | 70% | |
| Female | 40% | 30% | |
| Mechanism | <0.001 | ||
| Flame | 57% | 44% | |
| Scald | 39% | 49% | |
| Other | 4% | 6% | |
| Smoker status | |||
| Smoker | 32% | 16% | <0.001 |
| Non-smoker | 68% | 84% | |
| Inhalation injury | 15% | 7% | <0.001 |
| Mortality rate | 7% | 4% | <0.001 |
| ICU stay | 9.0 (±22.7) | 4.7 (±19.9) | <0.001 |
| LOS | 17.9 (±29.5) | 12.1 (±24.0) | <0.001 |
| Mechanical ventilation | 6.2 (±19.2) | 2.9 (±15.4) | <0.001 |
TBSA=total body surface area.
mCCI=Charlson Comorbidity Index excluding preexisting respiratory diseases.