Table 2.

The risk of malignancy according to Bethesda classification.

Bethesda classification	No. of patients	Final pathology		The risk of malignancy (%)
		Malignant	Benign
I	10	6	4	60.0
II	22	8	14	36.4
III	12	5	7	41.7
IV	9	2	7	22.2
V	20	18	2	90.0