Table 4.

Logistic regression analysis of risk factors for postoperative complication

Covariate (observed value)	Coefficient	SE	RR (95%CI)	P
Causes of cirrhosis	0.9744	0.5543	2.6496 (0.8941-7.8517)	0.079
(Postnecrotic vs others)
GPT (IU/L)	1.3899	0.5446	4.0143 (1.3807-11.672)	0.011
(≤40 vs >40)
Transfusion	1.6837	0.5	5.3856 (2.0214-14.3485)	0.008
(no vs yes)

SE: standard deviation; RR: relative risk; CI: confidence interval.