Table 1.

Characteristics of patients and tumor

Variable	Age (years)	Gender	Tumor diameter (mm)	AFP (ng/ml)	Child’s score	Planned procedure	Initial FLRV (ml), % of the SLV
Patient 1	23	Female	114	> 2000	5	Right trisectionectomy	421, 32.2%
Patient 2	42	Female	89	> 2000	5	Right hemihepatectomy	312, 28.7%
Patient 3	46	Male	123	582.7	5	Right hemihepatectomy	350, 25.0%
Patient 4	54	Male	155	557.9	6	Right hemihepatectomy	511, 37.9%
Patient 5	51	Male	130	1994.4	6	Left trisectionectomy	505, 35.8%
Patient 6	52	Female	95	227.5	6	Laparoscopic right hemihepatectomy	456, 37.7%
Patient 7	41	Male	205	> 2000	6	Right trisectionectomy	306, 27.3%
Patient 8	44	Male	130	1290.4	5	Right hemihepatectomy	385, 35.4%
Patient 9	42	Male	115	850.8	6	Laparoscopic right hemihepatectomy	358, 34.5%

AFP the level of serum alpha-fetoprotein before operation, FLRV the volume of the future liver remnant, Initial FLRV, the FLRV before the first-stage operation, SLV standard liver volume