Table 3.

Analysis of the areas under the ROC curves for each diagnostic method.

Diagnostic Method	AUC	Standard Error	P value	CI (95%)
Gray-scale ultrasound	0.871	0.036	<0.001	0.801	0.941
Real-time elastography	0.916	0.027	<0.001	0.863	0.969
Combined evaluation	0.963	0.021	<0.001	0.922	1.000
Strain ratio	0.906	0.028	<0.001	0.850	0.961