GPT and biliary atresia: Comparative analysis between the inflammation and fibrosis groups showed no differences in patient demographics, clinical forms (perinatal or biliary atresia-splenic malformation), mean serum levels of conjugated bilirubin or alanine aminotransferases at diagnosis or at 3 months after hepatoportoenterostomy, weight Z-score, or incidence of cholangitis or ascites (Table 2).