Table 4 Predictors of 60-day mortality in 239 critically ill patients with COVID-19 identified using Cox proportional-hazards model
Characteristics | Non-survivors (n = 147) | Survivors (n = 92) | p value | Cox proportional-hazards model | |
|---|---|---|---|---|---|
Hazard ratio (95% confidence interval) | p value | ||||
Age ≥ 65 | 82 (55.8%) | 30 (32.6%) | < 0.001 | 1.57 (1.12–2.19) | 0.009 |
Malignancy | 11 (7.5%) | 2 (2.2%) | 0.066 | 1.62 (0.84–3.14) | 0.149 |
Lymphocyte count < 0.55 × 109/L† | 73 (50.0%) | 30 (32.6%) | 0.007 | 1.23 (0.88–1.73) | 0.226 |
Platelet count < 125 × 109 /L‡ | 48 (32.7%) | 11 (12.0%) | < 0.001 | 2.01 (1.39–2.91) | < 0.001 |
ARDS | 118 (80.3%) | 46 (50.0%) | < 0.001 | 1.67 (1.05–2.64) | 0.029 |
Acute cardiac injury | 81 (55.1%) | 22 (23.9%) | < 0.001 | 0.88 (0.57–1.34) | 0.542 |
AKI | 99 (67.4%) | 20 (21.7%) | < 0.001 | 2.06 (1.36–3.10) | 0.001 |
Liver dysfunction | 127 (86.4%) | 64 (69.6%) | < 0.001 | 1.40 (0.77–2.55) | 0.264 |
Coagulopathy | 111 (75.5%) | 39 (42.4%) | < 0.001 | 1.40 (0.88–2.21) | 0.156 |