Table 2.

Model performance metrics.

Metrics	Thr8-23-SVM			Thr6-28-SVM
	Train	Test	Test-2a	Train	Test	Test-2a
Sensitivity	0.976	0.972	0.944	0.966	0.923	0.923
Specificity	0.850	0.846	0.846	0.925	0.956	0.913
Accuracy	0.923	0.919	0.903	0.950	0.935	0.919
F1-score	0.936	0.933	0.919	0.961	0.947	0.935
AUC (95% CI)	0.965	0.980	0.963	0.988	0.969	0.957

^aTest-2 is the dataset of radiomic features extracted from ROIs drawn by a junior neurointerventionalist.