Subgroup | Variable | Odds ratio (95% CI) | P-value |
---|---|---|---|
High severity of illness | Â | Â | Â |
 | Predicted mortality, % | 1.040* (1.036 – 1.043) | < 0.001 |
 | Protocol period |  |  |
 |    Pre-protocol | Reference |  |
 |    Transition | 0.831 (0.701–0.984) | 0.031 |
 |    Protocol | 0.754 (0.625–0.910) | 0.003 |
Low severity of illness | Â | Â | Â |
 | Predicted mortality, % | 1.241* (1.191 – 1.293) | < 0.001 |
 | Protocol period |  |  |
 |    Pre-protocol | Reference |  |
 |    Transition | 1.013 (0.730–1.406) | 0.938 |
 |    Protocol | 0.733 (0.492–1.093 | 0.128 |
Long ICU length of stay | Â | Â | Â |
 | Predicted mortality, % | 1.033* (1.029 – 1.036) | < 0.001 |
 | Protocol period |  |  |
 |    Pre-protocol | Reference |  |
 |    Transition | 0.893 (0.746–1.069) | 0.217 |
 |    Protocol | 0.745 (0.609–0.910) | 0.004 |
Short ICU length of stay | Â | Â | Â |
 | Predicted mortality, % | 1.077* (1.071 – 1.083) | < 0.001 |
 | Protocol period |  |  |
 |    Pre-protocol | Reference |  |
 |    Transition | 0.829 (0.620–1.109) | 0.207 |
 |    Protocol | 0.953 (0.686–1.325) | 0.776 |