Table II.

Intraoperative and follow-up data

Parameter	HF-G	CL-G	Value of p
Operative time [min]	45.4 ±8.7	64.5 ±14.2	< 0.001†
Blood loss [ml]	29.9 ±9.8	56.8 ±11.0	<0.01†
Clips/ligatures used (n)	1/0	3 ±1/31 ±5	< 0.001‡
Vessels secured with BC (n)*	0	32 ±12	< 0.001‡
Complications (n):
Wound seroma	0	1	0.31†
Transient hypocalcemia	4	2	0.55†
Transient RLN paresis	1	1	0.31†
Postoperative stay [days]	1.3 ±0.5	1.4 ±0.6	0.51‡
Costs of the operations [EUR]	666.2 ±32.1	718.0 ±27.2

Values represent mean ± standard deviation, unless otherwise indicated. BC – bipolar coagulation, VAS – visual analogue scale (points), RLN – recurrent laryngeal nerve.

^†χ² test

^‡t-test