A Single-Center Retrospective Study of the Impact of Thyroid Cancer on the Malignant Risk of Contralateral TI-RADS 3 and 4 Nodules

Table 4

Characteristics and surgical procedures of the a-side of the experimental group and the control group.

	Experimental group	Control group	value
TI-RADS classification
TI-RADS 3 n (%)	65 (77.4)	15 (28.3)	≤0.001
TI-RADS 4 n (%)	19 (22.6)	38 (71.7)
Pathology
Micropapillary n (%)	18 (72.0)	26 (83.9)	0.282
Papillary n (%)	7 (28.0)	5 (16.1)
Surgical procedures
Malignant
UL^□n(%)	23 (92.0)	30 (96.8)	0.581
UPL^∆n(%)	2 (8.0)	1 (3.2)
Benign
UL^□n(%)	30 (50.8)	3 (13.6)	0.002
UPL^∆n(%)	29 (49.2)	19 (86.4)

UL^□: unilateral lobectomy; UPL^∆: unilateral partial lobectomy; malignantand benign: pathology of the a-side of the experimental group and the control group.