Table 3

Model discrimination (area under curve, AUC) in the entire population and in subgroups

PopulationAUC95% CI
Entire study population0.600.60 to 0.61
Age group 70–790.590.58 to 0.60
Region Zurich0.600.59 to 0.61
Emergency index admission0.570.56 to 0.58
Surgical patients0.620.61 to 0.63
Medical patients0.580.57 to 0.59
Musculoskeletal system0.660.65 to 0.67
Kidney and urinary tract0.600.57 to 0.62
Length of stay ≥3 days0.580.57 to 0.59