Fig. 5

ROC curve of the UGSR value to distinguish between PTMC and MNG (UGSR1: outpatient examination group, UGSR2: preoperative positioning group, UGSR3: mean value group)
ROC curve of the UGSR value to distinguish between PTMC and MNG (UGSR1: outpatient examination group, UGSR2: preoperative positioning group, UGSR3: mean value group)