Table 4.

Training and test set performances for the XGBoost model developed with the combination of CE-T1-weighted and T2-weighted-based radiomic features

	XGBoost model CE-T1-weighted and T2-weighted
	Training set	Test set
AUC	0.90 (95% CI: 0.85–0.94)	0.85 (95% CI: 0.75–0.95)
Accuracy	0.81 (95% CI: 0.74–0.91)	0.76 (95% CI: 0.64–0.88)
Sensitivity	0.82 (95% CI: 0.71–0.89)	0.81 (95% CI: 0.66–0.96)
Specificity	0.80 (95% CI: 0.75–0.88)	0.71 (95% CI: 0.53–0.89)

AUC Area under the ROC curve, CI Confidence interval