Table 3 Performance of different classifiers to predict in-hospital mortality in the discovery cohort using the two selected features (age and LEF1-AS1)
Classifier | AUC (95% CI) | Accuracy (95% CI) | Sensitivity (95% CI) | Specificity (95% CI) | Brier score (95% CI) |
|---|---|---|---|---|---|
RF | 0.78 (0.76–0.80) | 0.73 (0.71–0.75) | 0.76 (0.73–0.78) | 0.71 (0.68–0.74) | 0.19 (0.18–0.20) |
kNN | 0.81 (0.79–0.83) | 0.75 (0.73–0.77) | 0.85 (0.83–0.87) | 0.65 (0.62–0.68) | 0.18 (0.17–0.19) |
Logit | 0.81 (0.79–0.83) | 0.76 (0.74–0.77) | 0.81 (0.78–0.84) | 0.70 (0.67–0.73) | 0.18 (0.17–0.19) |
MLP | 0.82 (0.80–0.84) | 0.77 (0.75–0.79) | 0.82 (0.80–0.84) | 0.72 (0.69–0.75) | 0.18 (0.17–0.18) |
SVM | 0.67 (0.62–0.72) | 0.74 (0.72–0.76) | 0.82 (0.80–0.84) | 0.67 (0.63–0.70) | 0.21 (0.20–0.22) |
XGB | 0.74 (0.72–0.76) | 0.68 (0.66–0.70) | 0.69 (0.66–0.71) | 0.67 (0.64–0.70) | 0.25 (0.24–0.26) |