Thyroid Imaging Reporting and Data System Score Combined with the New Italian Classification for Thyroid Cytology Improves the Clinical Management of Indeterminate Nodules

Table 3

Malignancy rate according to TI-RADS score in 69 indeterminate lesions.

TI-RADS score	Number of cases	Benign; (n, %)	Malignant; (n, %)	p
3	3	3 (100%)	0 (0%)	0.003
4a	16	16 (100%)	0 (0%)
4b	24	19 (79.2%)	5 (20.8%)
4c	25	14 (56%)	11 (44%)
5	1	0	1 (100%)