Ultrasound-Guided Percutaneous Microwave Ablation for Solid Benign Thyroid Nodules: Comparison of MWA versus Control Group

Table 1

Demographic characteristics of the ablation group and control group. Normal ranges of the hormones are TSH 0.34~5.6 mIU/l, FT3 3.8~6.0 pmol/l, and FT4 7.86~14.41 pmol/l.

	Ablation group	Control group	value
Cases (n)	75	40	—
Nodules (n)	90	54	—
Age (y)	39.38 ± 10.09	43.36 ± 9.88	0.187
Gender
Male	11 (14.7)	11 (27.5)	—
Female	64 (85.3)	29 (72.5)	0.096
Ablation time (s)	418.2 ± 308.36	—	—
Power (w)	35.00	—	—
Location
Left lobe (n)	36	23	—
Right lobe (n)	46	26	0.942
Isthmus (n)	8	5	—
TSH (mIU/l)	1.73 ± 1.88	1.34 ± 0.68	0.523
FT3 (pmol/l)	4.32 ± 0.55	4.30 ± 0.67	0.928
FT4 (pmol/l)	11.43 ± 4.30	10.12 ± 2.44	0.360