TABLE 3.

Results of Model Evaluation for ICU Admission

Model	Specificity	Sensitivity/Recall	PPV/Precision	F1 Score	AUROC	AUPRC
Baseline models
CARES	1.00	0.00	0.00	0.00	0.84	0.18
ASA-PS	–	–	–	–	0.80	0.17
Candidate models
Random forest (RF)	0.98	0.45	0.32	0.37	0.95	0.31
Adaptive boosting (ADA)	0.97	0.57	0.23	0.33	0.94	0.35
Gradient boosting (GB)	0.97	0.58	0.27	0.36	0.95	0.38
Support vector machine (SVM)	0.91	0.78	0.10	0.18	0.94	0.27