ICU length of stay | Median difference |
---|---|
(days) | (95% confidence interval) |
Crude comparison | Â |
   Non-survivors | 14.0 (8.6–19.4) |
   Overall | 17.2 (13.2–21.3) |
Matched cohort method | Â |
   Non-survivors | 0.6 (-5.1–6.3) |
   Overall | 3.8 (-0.01–7.6) |
Model-based matched cohort method | Â |
   Matching on mortality status | 5.1 (0.3–9.9) |
   Overall | 6.7 (2.7–10.7) |
Regression method | Â |
   Unadjusted | 7.9 (1.4–14.4) |
   Adjusted* | 6.2 (1.0–11.4) |