Table 2.

The predictive performance of the SVM model for preoperative the grade of hepatocellular carcinoma based on contrast-enhanced CT.

Predictive Performance	AUC	SEN	SPE	ACC	PPV	VPV
Training dataset	0.904	0.825	0.927	0.922	0.922	0.836
Test dataset	0.937	0.880	0.958	0.957	0.957	0.885