Bile Duct Strictures Caused by Solid Masses: MR in Differential Diagnosis and as a Prognostic Tool to Plan the Endoscopic Treatment

Table 3

PPV and NPV when stricture length and SIR STIR T2 were used to forecast the conditions for biliary stenting.

	ROC level	Accuracy %	PPV %	NPV %
Stricture length (mm)	22,1	60	50	70,6
SIR STIR T2	1,244	68,8	63,6	71,4