Three year post-liver transplantation graft and patient survival among adult recipients in the United States, by etiology of liver disease. AIH, autoimmune hepatitis; CC, cryptogenic cirrhosis; HBV, hepatitis B virus; HCV, hepatitis C virus; NASH, nonalcoholic steatohepatitis; PSC, primary sclerosing cholangitis. Reproduced with permission from the publisher from Charlton et al, Gastroenterology 2011,141(4):1249–1253.