Hepatitis B virus (HBV) infection is the main cause of hepatitis which can progress to cirrhosis and hepatocellular carcinoma (HCC). One of the cytokines that play an important role in the pathogenesis of HBV is interleukin-10 (IL-10). IL-10 gene promoter polymorphism can cause changes in IL-10 gene expression, one of which is polymorphism at the -819 C/T position. This study aims to analy…