Table 5.
Multivariate logistic regression analysis of risk factors for mortality.
| P value | OR | 95% CI | |
|---|---|---|---|
| Age ≥ 60 years old | 0.31 | 1.425 | 0.719-2.823 |
| White blood count ≥ 15x109/L | 0.042 | 1.982 | 1.026-3.829 |
| Hemoconcentration ≥ 44% | 0.403 | 0.765 | 0.408-1.433 |
| BUN ≥ 8.9 mmol/L | 0.035 | 2.316 | 1.061-5.056 |
| Serum creatinine ≥ 133 mmol/L | 0.589 | 1.264 | 0.54-2.958 |
| CRP ≥ 150 mg/L | 0.361 | 1.425 | 0.667-3.047 |
| PCT ≥ 3.8 ng/mL | 0.175 | 1.635 | 0.804-3.326 |
| Initial lactate ≥ 2 mmol/L | 0.043 | 2.011 | 1.023-3.953 |
| Lactate clearance < 30% | 0.04 | 2.007 | 1.032-3.903 |
| SIRS score ≥ 3(1) | 0.963 | 1.016 | 0.524-1.969 |
| APACHE II score ≥ 8 | 0.402 | 1.443 | 0.612-3.404 |
BUN: blood urea nitrogen; CRP: C- reactive protein; PCT: procalcitonin; SIRS: systemic inflammatory response syndrome.