Table 2 Difference in length of stay and hospital mortality among the three study periods
Outcome | Pre-protocol N = 2,677 | Transition N = 3,513 | Protocol 2,196 |
|---|---|---|---|
Observed mortality, %, (95% CI) | 19.3 (17.8 – 20.8) | 18.0 (16.7 – 19.3) | 16.9 (15.4 – 18.5) |
ICU length of stay, days, median (IQR) | 1.6 (0.85–3.29) | 1.4 (0.84–2.98) * | 1.7 (0.91–3.14) |
28-day ICU free days, days, mean ± SD | 20.4 ± 10.6 | 20.8 ± 10.3 | 21.1 ± 10.0* |