Hepatic blood inflow occlusion without hemihepatic artery control in treatment of hepatocellular carcinoma

Table 2 Intraoperative status of patients (mean ± SD)

Groups	Pringle maneuver (n = 20)	HVO (n = 20)	BIOwHAC (n = 19)
Right hemiliver (cases)	2	3	1
Left hemiliver (cases)	1	2	1
S2 + S3 (cases)	3	5	3
S6 + S7 (cases)	2	2	2
S5 + S6 (cases)	2	2	1
S5 + S8 (cases)	1	2	1
S6 (cases)	2	2	3
S7 (cases)	3	1	2
S5 (cases)	2	1	2
S4 (cases)	2	0	2
S8 (cases)	0	0	2
Tumor size (cm)	6.33 ± 3.39	7.60 ± 4.03b	6.11 ± 3.18bc
Operation time (min)	158.50 ± 43.77a	219.25 ± 58.09	151.84 ± 41.77a
Occlusion time (min)	20.60 ± 4.91	25.70 ± 8.29b	18.94 ± 5.13bc
Occlusion frequency (time)	1	1	1
Bleeding volumes (mL)	700.00 ± 163.32	1017.5 ± 663.57b	789.47 ± 683.04bc
Blood transfusion (cases)	8	11	9
Transfusion volumes (mL)	775.00 ± 679.81	709.09 ± 317.66b	766.66 ± 580.94bc

^aP < 0.05 vs HVO;

^bP > 0.05 vs pringle maneuver;

^cP > 0.05 vs HVO. BIOwHAC: Hepatic blood inflow occlusion without hemihepatic artery control; HVO: Hemihepatic vascular occlusion.