Table 2: Comparative analysis of CESM diagnostic performance without using patterns of enhancement and with using patterns of enhancement (number of lesions n=322).

Diagnostic modality	Number of lesions				Diagnostic performance, %
	Number of lesions				Sensitivity %	Specificity %	Accuracy %	Positive predictive value %	Negative predictive value %
	TP	FP	FN	TN	Sensitivity %	Specificity %	Accuracy %	Positive predictive value %	Negative predictive value %
CESMnonep	137	45	35	211	79.7	82.4	81.3	75.3	85.8
CESMep	163	12	9	244	94.8	95.3	95.1	93.1	96.4
Р - value					0,26	0,013	0,004	0,039	0,098

TP: True Positive; FP: False Positive; FN: False Negative; TN: True Negative; CESMnonep: CESM without using patterns of enhancement; CESMep: CESM with using patterns of enhancement.