Metformin Use and Survival in Patients with Advanced Extrahepatic Cholangiocarcinoma: A Single-Center Cohort Study in Fuyang, China

Table 2

Baseline characteristics of laboratory results ().

Characteristic	Study group	Control group	-value	value
	TBil (μmol/L)					-0.848	0.397
ALT (U/L)			0.388	0.698
AST (U/L)			0.408	0.683
ALP (U/L)			1.197	0.232
γ-GT (U/L)			1.219	0.223
PT (s)			-0.820	0.413
AFP (ng/ml)			-0.058	0.954
CA199 (kU/L)			0.237	0.813
Hsp90α (ng/mL)			-0.338	0.736

TBil: total bilirubin; ALT: alanine aminotransferase; AST: aspartate aminotransferase; ALP: alkaline phosphatase; γ-GT: γ-glutamyl transpeptidase; PT: prothrombin time; AFP: alpha fetoprotein; CA199: carbohydrate antigen199; Hsp90α: heat shock protein 90α.