. 2021 Mar 25;11:6933. doi: 10.1038/s41598-021-86497-4

Table 2.

Diagnostic performance of each classifier in training and validation cohorts.

Model	AUC^a		Accuracy^a		Sensitivity^a		Specificity^a
Model	Training cohort	Validation cohort	Training cohort	Validation cohort	Training cohort	Validation cohort	Training cohort	Validation cohort
Plain classifier	0.855	0.570	0.945	0.755	0.921	0.560	0.949	0.788
AP classifier	0.920	0.657	0.905	0.793	1.000	0.517	0.890	0.839
VP classifier	0.963	0.813	0.976	0.863	1.000	0.727	0.973	0.885
EP classifier	0.769	0.544	0.974	0.766	1.000	0.660	0.970	0.784
Sig classifier	0.896	0.651	0.913	0.761	1.000	0.573	0.899	0.792

AP arterial phase, VP portal venous phase, EP equilibrium phase.

^aAUC mean area under the curve.