Advantage of autologous blood transfusion in surgery for hepatocellular carcinoma

Table 2 Clinicopathological characteristics of patients with hepatocellular carcinoma according to homologous blood transfusion

	Non-HT group	HT group	P-value
	(n = 200)	(n = 94)
Clinical factors
Gender (male/female)	162/38	80/14	0.390
Age (yr)1	62 ± 9	60 ± 9	0.084
HBs-Ag (±)	168/32	74/20	0.269
Anti-HCV Ab (±/unknown)	65/130/5	35/57/2	0.437
Child-Pugh classification (A/B)	167/33	72/22	0.157
Preoperative Hb (g/dL)1	13.5 ± 1.6	13.2 ± 1.7	0.171
AT administration (±)	82/118	78/16	< 0.0001
Tumor-related factors
Number of tumors (single/multiple)	149/51	67/27	0.559
Maximum tumor size (cm)1	3.6 ± 2.4	4.9 ± 3.7	0.000
Vascular invasion (±)	177/23	78/16	0.193
Histological grade (I, II/III, IV/unknown)	91/88/21	38/45/11	0.446
Surgery-related factors
Procedure (nonanatomical/anatomical)	111/89	35/59	0.004
Operation time (min)1	264 ± 130	356 ± 166	< 0.0001
Resected liver volume (g)1	159 ± 196	336 ± 490	< 0.0001
Intraoperative blood loss (mL)1	993 ± 707	3522 ± 6104	< 0.0001

¹Data are expressed as number of patients and mean ± standard deviation. HBs-Ag: Hepatitis B surface antigen; Anti-HCV Ab: Anti-hepatic C virus antibody; Hb: Hemoglobin; AT: Autologous transfusion; HT: Homologous transfusion.