Table 4.

Three TIRADS diagnostic performance of MTCs and PTCs

TIRADS	Best cut-off point	Sensitivity, %	Specificity, %	PPV, %	NPV, %	Youden index	AUC	ACC
Kwak	4 C	61.64	72.03	90.52	30.35	0.337	0.695	0.700
C-TIRADS	4 C	66.73	67.80	89.97	32.00	0.345	0.721	0.680
ACR	TR5	63.60	50.00	84.64	24.08	0.136	0.523	0.527