 This study is a multicenter retrospective cohort study involving thirteen centers in Korea nation-wide. The inclusion criteria are liver cirrhosis patients with Child-Pugh score 8 to 10. The major exclusion criteria are abnormal serum creatinine level, and hepatocellular carcinoma with viable tumor. The investigators analyzed improvement of Model for End-Stage Liver Disease score, Child-Pugh score, incidence of cirrhosis-related complications, and event free survival. 