Table 1. Preoperative US Diagnosis of Thyroid Nodules according to Biopsy Techniques.

US Diagnosis	CNB Technique
	Conventional (%)	Modified (%)
Probably benign	82 (24.9)	130 (25.3)
Indeterminate	136 (41.3)	300 (58.5)
Suspicious malignant	98 (29.8)	78 (15.2)
Not available	13 (4.0)	5 (1.0)
Total number	329	513

CNB = core needle biopsy, US = ultrasonography