Table 3.
Multivariate logistic regression analysis identifying independent risk factors for inhalation injury in patients with facial burn
| Variables | p-value* | Odds of inhalation injury | 95% CI | |
|---|---|---|---|---|
| Lower | Upper | |||
| GCS in ED | 0.393 | - | - | - |
| TBSA (%) | 0.001 | 1.038 | 1.015 | 1.062 |
| RTS | 0.593 | - | - | - |
| Nostril hair | 0.208 | - | - | - |
| Hoarseness | 0.185 | - | - | - |
| Shortness of breath | 0.027 | 3.378 | 1.151 | 9.910 |
| Positive CXR | 0.351 | - | - | - |
| Exposure to smoke | 0.143 | - | - | - |
| PH | 0.559 | - | - | - |
| PaCO2 (mmHg) | 0.855 | - | - | - |
| HCO3− (mmol/L) | 0.450 | - | - | - |
| HbCO (%) | 0.586 | - | - | - |
GCS Glasgow coma scale, ED Emergency department, TBSA Total body surface area, RTS Revised Trauma Score, CXR Chest X-ray, CI Confidence interval
*Multivariate logistic regression