Table 4.

Logistic regression analysis of risk factors associated with postoperative hepatic insufficiency after hepatectomy

Variables	P-value		Odds ratio
	Univariate	Multivariate
Gender
Male vs. female	0.247	–
Age (years)
<55 vs. ≥55	0.885	–
Background liver disease
Noncirrhosis vs. cirrhosis	0.099	0.922	1.214
Body mass index (kg/m2)
<30 vs. ≥30	0.308	–
Child-Pugh class
A vs. B	0.434	–
Total bilirubin (mg/dl)
<1.2 vs. ≥1.2	0.337	–
Albumin (mg/dl)
<4.0 vs. ≥4.0	1.000	–
ALT (IU/l)
<50 vs. ≥50	0.308	–
Cholesterol (mg/dl)
<150 vs. ≥150	0.415	–
Prothrombin time (%)
<90 vs. ≥90	0.836	–
Tumor stage
Stage I vs. stages II and III	0.836	–
Stage I and II vs. stage III	0.434	–
Type of resection
<Lobectomy vs. ≥lobectomy	0.142	–
Operative bleeding (ml)
<1,350 vs. ≥1,350	0.604	–
Operative time (min)
<340 vs. ≥340	0.783	–
Blood transfusion
Yes vs. no	0.675	–
Liver stiffness (kPa)
<25.6 vs. ≥25.6a	<0.001	0.001	19.140
ICG R15 (%)
<10.0 vs. ≥10.0	0.415	–
<12.0 vs. ≥12.0a	0.675	–
<15.0 vs. ≥15.0	0.753	–