Advantage of autologous blood transfusion in surgery for hepatocellular carcinoma

Table 5 Statistical analysis of disease-free survival of patients with curative resection for hepatocellular carcinoma

	Univariate	Multivariate
	P-value	OR	95% CI	P-value
Clinical factors
Gender (male/female)	0.840
Age (yr) ( ≤ 63/> 63)	0.402
HBs-Ag (±)	0.279
Anti-HCV Ab (±)	0.045	1.401	1.032-1.901	0.031
Child-Pugh classification (A/B)	0.079
Preoperative Hb (g/dL)	0.824
( ≤ 12/> 12)
Transfusion (non-HT group/HT group)	0.031	1.372	1.018-1.849	0.038
Tumor-related factors
Number of tumors (single/multiple)	0.000	1.819	1.290-2.564	0.001
Maximum tumor size (cm)	0.001	1.07	0.750-1.525	0.709
( ≤ 5/> 5)
Vascular invasion (±)	< 0.0001	2.473	1.606-3.806	< 0.0001
Histological grade (I, II/III, IV)	0.017	1.188	0.898-1.570	0.227

OR: Odds ratio; CI: Confidence interval; HBs-Ag: Hepatitis B surface antigen; Anti-HCV Ab: Anti-hepatic C virus antibody; Hb: Hemoglobin; HT: Homologous transfusion.