3.

3组结节FNA细胞学与术后病理诊断比较统计结果

Comparison of fine-needle aspiration cytology and postoperative pathological results in the 3 groups

Group	Consistent cases	Inconsistent cases	Total	Consistent rate	Positive predictive value	Negative predictive value
Group I (4-5 mm)	21	1	22	95.5%	100.0%	66.7%
Group II (6-10 mm)	100	3	103	97.1%	100.0%	57.1%
Group III (>10 mm)	51	3	54	94.4%	98.0%	33.3%
Total	172	7	179	96.1%	99.4%	53.8%