Liver resection for hepatocellular carcinoma using a microwave tissue coagulator: Experience of 1118 cases

Table 2 Patient demographics and tumor characteristics

	n (%)
Operative procedure
Major hepatectomy	42 (4)
Right hepatectomy	15
Left hepatectomy	20
Right trisectionectomy	2
Left trisectionectomy	2
Central bisectionectomy	3
Minor hepatectomy
Right anterior sectionectomy	26
Right posterior sectionectomy	23
Left medial sectionectomy	12
Left lateral sectionectomy	47
Bisegmentectomy	2
Segmentectomy	123 (11)
2	4
3	11
5	22
6	27
7	12
8	29
Sectionectomy or segmentectomy + limited resection	18
Limited resection	843 (75)
Multiple site	126
Single site	717
Weight of the resected specimen (g)1
< 50	542 (49)
≥ 50, < 100	243 (22)
≥ 100, < 250	195 (18)
≥ 250, < 500	87 (8)
≥ 500	35 (3)

¹Data was uncertain in 16 cases.