Table 5.
Hazard ratios and 95% confidence intervals of various factors for ICU survival times. For binary categorical values “yes” is reference. Multivariate Cox regression.
| Factor | HR and 95% CI (univariable) | HR and 95% CI (multivariable) | |
|---|---|---|---|
| Ward admission | N | 0.86 (0.62–1.18, p = 0.335) | 0.69 (0.49–0.99, p = 0.044) |
| DM | N | 0.62 (0.45–0.85, p = 0.004) | 0.69 (0.46–1.03, p = 0.068) |
| HA | N | 1.02 (0.73–1.42, p = 0.925) | 1.08 (0.72–1.62, p = 0.717) |
| CHF | N | 0.46 (0.30–0.72, p = 0.001) | 0.55 (0.34–0.89, p = 0.015) |
| CKD | N | 0.39 (0.25–0.62, p<0.001) | 0.65 (0.37–1.16, p = 0.145) |
| Hematological | N | 0.84 (0.46–1.51, p = 0.552) | 1.08 (0.55–2.14, p = 0.817) |
| MV | N | 0.12 (0.04–0.37, p<0.001) | 0.12 (0.04–0.39, p<0.001) |
| Bacterial superinfection | N | 1.57 (1.09–2.27, p = 0.014) | 2.31 (1.52–3.51, p<0.001) |
| Age group | 45–65 | – | – |
| 65–75 | 1.40 (0.91–2.16, p = 0.122) | 1.60 (0.95–2.70, p = 0.077) | |
| <45 | 1.20 (0.47–3.08, p = 0.702) | 0.79 (0.24–2.62, p = 0.703) | |
| >75 | 2.40 (1.58–3.64, p<0.001) | 3.46 (2.00–5.99, p<0.001) | |
| CCI | 1.12 (1.06–1.18, p<0.001) | 1.01 (0.93–1.10, p = 0.842) | |
| WBC | 1.03 (1.00–1.06, p = 0.037) | 1.02 (0.98–1.05, p = 0.306) | |
| Neutrophil | 1.01 (0.99–1.02, p = 0.387) | 1.00 (0.99–1.02, p = 0.855) | |
| Lymphocyte | 0.99 (0.96–1.02, p = 0.557) | 1.02 (1.00–1.05, p = 0.087) | |
| GFR | 0.99 (0.99–1.00, p<0.001) | 1.00 (1.00–1.01, p = 0.334) | |
| SOFA | 1.16 (1.11–1.23, p<0.001) | 1.10 (1.02–1.19, p = 0.016) | |
| Ferritin | 1.02 (1.01–1.04, p = 0.002) | 1.03 (1.02–1.05, p<0.001) | |
| D-Dimer | 1.10 (0.99–1.22, p = 0.068) | 1.12 (0.99–1.27, p = 0.073) | |
| PCT | 1.00 (0.99–1.01, p = 0.340) | 0.99 (0.98–1.01, p = 0.228) | |
| CRP | 0.98 (0.82–1.17, p = 0.819) | 0.74 (0.58–0.93, p = 0.010) | |
| IL-6 | 1.08 (1.05–1.12, p<0.001) | 1.11 (1.06–1.16, p<0.001) |