Predicting risk of post-hepatectomy liver failure in patients undergoing liver resection with controlled low central venous pressure

Table 5 Variable filtering

Number	Variable, name	Coefficient	Lambda, type	Lambda, P value
0	Intercept	-0.63	Lambda1se	0.049
1	Gender	-	Lambda1se	0.049
2	History of viral hepatitis	-	Lambda1se	0.049
3	Cirrhosis	0.768	Lambda1se	0.049
4	Jaundice	-	Lambda1se	0.049
5	Causes of liver resection (cancer or others)	-0.37	Lambda1se	0.049
6	Lymphocyte count (109/L)	-	Lambda1se	0.049
7	PLT (109/L)	0	Lambda1se	0.049
8	Preoperative serum albumin level	-0.028	Lambda1se	0.049
9	TBIL (μmol/L)	-	Lambda1se	0.049
10	DBIL (μmol/L)	0.01	Lambda1se	0.049
11	Prothrombin time (second)	-	Lambda1se	0.049
12	Prothrombin activity level (%)	-	Lambda1se	0.049

PLT: Platelets; BIL: Total bilirubin; DBIL: Direct bilirubin.