Table 6.

Predictive performance of the prediction models for hematoma expansion in the training cohort and test cohort

	AUC	Sensitivity	Specificity	PPV	NPV	p vaule
Training cohort
Radiomic model	0.728	0.700	0.729	0.292	0.938	Reference
Clinical model	0.651	0.933	0.356	0.188	0.971	0.141
Combined model	0.762	0.667	0.830	0.385	0.940	0.136
Test cohort
Radiomic model	0.716	0.786	0.642	0.275	0.945	Reference
Clinical model	0.631	0.286	0.975	0.664	0.888	0.304
Combined model	0.776	0.786	0.691	0.249	0.949	0.120

NPV, Negative predictive value; PPV, Positive predictive value.

AUC indicates area under the receiver operating characteristic curve.