Sample population characteristics.

1Samples were provided from St. Louis University Medical School or from the University of Michigan. See text for more details.2Disease diagnosis was determined by MRI or by liver biopsy.3For Etiology: HBV, hepatitis B virus; HCV, hepatitis C virus; crypto, cryptogenic liver disease; alcohol, alcohol induced liver disease; other, liver disease of unknown origin.4ALT, Alanine transaminase.5AST, aspartate aminotransferase.6Total Bilirubin levels.7MELD: Model for end stag liver disease. N/A, not available.8The percent of patients with each Child-Pugh score is given as a percentage in each group.