Table 4 Predictive factors for 30-day survival in patients with limitations on life support at ICU admission
Died, n = 141 | Survived, n = 97 | Unadjusted HR (95% CI) | Adjusted HR (95% CI) | |
|---|---|---|---|---|
Age, year | 71.4 ± 12.2 | 75.2 ± 15.0 | 0.99 (0.98–0.99) | 0.98 (0.97–0.99) |
Female sex | 58 (54.7%) | 48 (45.3%) | 1.16 (0.83–1.62) | 1.2 (0.85–1.71) |
Reason for ICU admission | ||||
Worsening of chronic disease | 31 (46.3%) | 36 (53.7%) | 1 | 1 |
Coma or encephalopathy | 48 (78.7%) | 13 (21.3%) | 2.51 (1.59–3.95) | 1.79 (1.10–2.91) |
Sepsis | 22 (66.7%) | 11 (33.3%) | 1.80 (1.04–3.11) | 1.64 (0.90–2.97) |
Other | 40 (51.9%) | 37 (48.1%) | 1.23 (0.77–1.97) | 1.23 (0.68–1.97) |
Predicted risk of death, % | 54.6 [38.9–72.0] | 24.0 [12.0–45.0] | 1.03 (1.02–1.03) | 1.02 (1.02–1.03) |
Prior functional Knaus status | ||||
Class A | 26 (70.3%) | 11 (29.7%) | 1 | 1 |
Class B | 55 (57.3%) | 41 (42.7%) | 0.78 (0.49–1.25) | 0.83 (0.49–1.38) |
Class C | 45 (59.2%) | 31 (40.8%) | 0.83 (0.51–1.34) | 0.56 (0.31–1.02) |
Class D | 15 (51.7%) | 14 (48.3%) | 0.71 (0.38–1.35) | 0.45 (0.22–0.92) |
Criteria for limitations, number | 2 [2–3] | 2 [1–3] | 1.33 (1.14–1.55) | 1.45 (1.22–1.76) |
Limited techniques, number | 3 [2–5] | 3 [2–4] | 1.16 (1.03–1.31) | 1.10 (0.97–1.25) |