All patients | Medical | Surgical | p-value | |
---|---|---|---|---|
Number of patients | 934 | 468 | 466 | |
Male gender | 54.3 % | 55.3 % | 53.2 % | 0.51 |
Age (years) | 74.4 +/− 0.4 | 73.6 +/− 0.5 | 75.5 +/− 0.6 | <0.001 |
APACHE-II | 21.6 +/− 0.6 | 24.1 +/− 0.9 | 19.1 +/− 0.9 | <0.001 |
Predicted mortality (%) | 44 +/− 1.8 | 47.8 +/− 2.6 | 40.1 +/− 2.3 | <0.001 |
Hb (g/dl) | 10.2 +/− 0.1 | 10.7 +/− 0.2 | 9.8 +/− 0.2 | <0.001 |
Length of stay (days) | 4.7 +/− 0.4 | 4.8 +/− 0.6 | 4.6 +/− 0.6 | 0.71 |
Outcome (hosp) | 46.1 % | 52.4 % | 38.5 % | <0.001 |
ROC (Hb vs mortality) - Area under Curve | 0.53 | 0.51 | 0.57 |