Prediction for early recurrence of intrahepatic mass-forming cholangiocarcinoma: quantitative magnetic resonance imaging combined with prognostic immunohistochemical markers

Table 4 Predictive performance of the radiomics model

	Accuracy (95% CI)	Sensitivity	Specificity	PPV	NPV	AUC (95% CI)
AP	0.851 (0.717–0.938)	0.688	0.936	0.846	0.853	0.871 (0.761–0.981)
PVP	0.872 (0.743–0.952)	0.750	0.936	0.857	0.879	0.841 (0.697–0.984)
DP	0.809 (0.667–0.909)	0.750	0.839	0.706	0.867	0.782 (0.619–0.945)
T2WI	0.617 (0.464–0.755)	0.875	0.485	0.467	0.882	0.690 (0.532–0.847)
AP + PVP	0.809 (0.667–0.909)	0.750	0.839	0.706	0.867	0.863 (0.754–0.971)
AP + PVP + DP	0.809 (0.667–0.909)	0.875	0.774	0.667	0.923	0.889 (0.783–0.996)
AP + PVP + DP + T2WI	0.830 (0.692–0.924)	0.688	0.903	0.786	0.849	0.855 (0.737–0.973)

Note: AP arterial phase, PVP portal venous phase, DP delay phase, PPV positive predictive value, NPV negative predictive value, CI confidence interval, T2WI T2-weighted imaging

ISSN: 1470-7330