1.

术前两组甲状腺结节特征比较表

Preoperative data of the patients with thyroid nodules in the two groups

Characteristic	Hydrodissection		Leverage pry-off	P
	n=174		n=174
Note: L: Left lobe; R: Right lobe; I: Isthmus; S: Single; M: Multiple.
Gender (female, %)	151 (86.8%)		146 (83.9%)	0.632
Age (years)	44.5±11.8		43.1±12.9	0.350
Location L/R/I	75/97/2		73/97/4	0.812
Single/multiple	103/71		102/72	0.723
Solid/mixed	116/58		117/57	0.693
Largest diameter (cm)	2.95±1.15		2.87±1.21	0.515
Volume (mL)	7.60±9.47		7.63±9.92	0.912
Cosmetic score	3.43±0.82		3.32±0.83	0.129
Symptom score	4.95±1.17		5.05±1.24	0.755
FT4	1.19±0.17		1.20±0.27	0.635
FT3	3.07±0.43		3.10±0.74	0.901
TSH	1.35±0.96		1.52±0.93	0.084