Table 3.
Predictors of mortality in the ICU, in hospital, and at 1 year after admission
| ICU mortality (n = 389) | Hospital mortality for ICU survivors (n = 294) | 1-year mortality for hospital survivors (n = 230) | |
|---|---|---|---|
| Adjusted HR (95 % CI) | Adjusted HR (95 % CI) | Adjusted HR (95 % CI) | |
| Age, years | 1.10 (1.03–1.18)a | ||
| Male | |||
| Ventilator support | |||
| Mechanical ventilator support | 1.99 (1.10–3.60)a | 1.40 (0.81–2.43) | |
| Non-invasive ventilator support | 0.87 (0.51–1.49) | ||
| Severity score, mean | |||
| SAPS II | 1.03 (1.01–1.04)a | 1.01 (0.99–1.03) | 1.01 (0.99–1.03) |
| Max. SOFA | 1.20 (1.10–1.31)a | 1.03 (0.95–1.12) | |
| Comorbidity | |||
| None (CCI 0) | 1.00 | 1.00 | |
| Mild (CCI 1–2) | 0.68 (0.35–1.30) | 1.02 (0.43–2.46) | |
| Moderate (CCI 3–4) | 0.53 (0.25–1.11) | 1.06 (0.42–2.65) | |
| Severe (CCI ≥ 5) | 0.53 (0.23–1.25) | 2.09 (0.99–5.39) | |
| Severe organ dysfunction | |||
| Respiration | 1.05 (0.55–1.97) | ||
| Circulation | 0.76 (0.39–1.48) | ||
| Renal | 1.50 (0.88–2.54) | ||
| CNS | 1.19 (0.71–1.99) | ||
| Coagulation | |||
| Liver | |||
| Admission categories | |||
| Planned surgery | 1.00 | 1.00 | 1.00 |
| Unplanned surgery | 1.40 (0.54–3.65) | 3.46 (1.06–11.24)a | 2.02 (0.88–4.64) |
| Medical reasons | 2.11 (0.80–5.58) | 3.17 (0.94–10.76) | 1.97 (0.83–4.70) |
| Diagnostic groups | |||
| Respiratory failure | 1.03 (0.55–1.90) | 1.86 (1.13–3.07)a | |
| Circulatory failure | |||
| Combined respiratory and circulatory failure | |||
| Neurologic failure | 1.67 (0.86–3.25) | ||
| Isolated head injury | 1.56 (0.58–4.18) | 9.12 (2.44–34.14)a | |
| Sepsis | 1.20 (0.63–2.69) | ||
| Gastroenterological failure | |||
| Multiple organ failure | 1.27 (0.60–2.69) | 1.67 (0.64–4.31) | |
| Multitrauma without head injury | |||
| Multitrauma with head injury | 2.99 (1.04–8.60)a | ||
| Planned surgery | |||
| Acute operation | |||
| Unspecified |
ICU intensive care unit, SAPS II simplified acute physiology score II, SOFA sequential organ failure assessment, HR hazard ratio, CI confidence interval, CCI Charlson comorbidity index
aSignificant differences