Table 2.

Evaluation metrics for tree-based machine learning models of K. pneumoniae and predictive accuracy of blood cultures

Evaluation metrics	DT	RF	GBM	XGBoost	ERT
Test set	0.74	0.90	0.85	0.82	0.87
Ten-fold	0.77	0.85	0.85	0.80	0.89
AUROC	0.78	0.95	0.93	0.90	0.95
Accuracy of blood culture	0.76	0.86	0.81	0.80	0.76