Robotic versus laparoscopic major hepatectomy for hepatocellular carcinoma: short-term outcomes from a single institution

Table 1 Comparisons between robotic major hepatectomy and laparoscopic major hepatectomy regarding baseline characteristics

Characteristics	No	Laparoscopic	Robotic	χ²/t	P value
Characteristics	No	(n = 87)	(n = 44)	χ²/t	P value
Age		51.49 ± 13.27	49.82 ± 9.06	0.85	0.397
Sex
Male	90	61	29	0.24	0.624
Female	41	26	15	0.24	0.624
BMI		22.28 ± 3.61	23.29 ± 3.12	− 1.575	0.118
AFP
< 20	95	59	36	2.875	0.090
> 20	36	28	8	2.875	0.090
Tumor size
< 5 cm	82	58	24	1.834	0.176
≥ 5 cm	49	29	20	1.834	0.176
Cirrhosis
No	44	27	17	0.757	0.384
Yes	87	60	27	0.757	0.384
Fatty liver
No	111	71	40	1.954	0.162
Yes	20	16	4	1.954	0.162
Preoperative antiviral treatment
No	84	56	28	0.007	0.934
Yes	47	31	16	0.007	0.934
HBV DNA
≤ 10⁴	81	55	26	0.211	0.646
> 10⁴	50	32	18	0.211	0.646
Operation type
Right hemihepatectomy	51	40	11	9.303	0.054
Left hemihepatectomy	53	28	25
Central bisectionectomy	18	14	4
Extended right hemihepatectomy	5	3	2
Extended left hemihepatectomy	4	2	2

ISSN: 1471-2482