Table 7. Univariate and multivariate logistic regression analysis of risk factors for ARDS mortality in severe pneumonia.
| Characteristics | Univariate logistic regression | Multivariate logistic regression | |||
|---|---|---|---|---|---|
| OR (95% CI) | P | OR (95% CI) | P | ||
| Demographics | |||||
| Gender (male, %) | 5.525 (1.461–20.898) | 0.012 | 7.600 (0.738–78.24) | 0.088 | |
| Age (years) | 1.041 (1.002–1.080) | 0.037 | 1.021 (0.958–1.089) | 0.517 | |
| BMI (kg/m2) | 0.654 (0.433–0.988) | 0.044 | 0.611 (0.371–1.007) | 0.611 | |
| Disease severity | |||||
| APACHE II | 1.169 (1.013–1.350) | 0.033 | – | – | |
| Laboratory analysis | |||||
| pH (per 0.01 point) | 0.823 (0.720–0.940) | 0.004 | 0.832 (0.702–0.985) | 0.033 | |
| Hemoglobin (g/L) | 1.032 (0.999–1.065) | 0.056 | – | – | |
| BUN (mmol/L) | 1.155 (0.998–1.336) | 0.053 | – | – | |
| Creatinine (µmol/L) | 1.023 (1.002–1.045) | 0.031 | 1.011 (0.982–1.041) | 0.451 | |
| INR | 211.450 (0.825–54,184.171) | 0.058 | – | – | |
| Myoglobin (ng/mL) | 1.006 (0.999–1.014) | 0.104 | – | – | |
APACHE II, acute physiology, age, chronic health evaluation; ARDS, acute respiratory distress syndrome; BMI, body mass index; BUN, blood urea nitrogen; CI, confidence interval; INR, international normalized ratio; OR, odds ratio.