The prevalence of HBV infection was higher in the control because majority of them were referred to the liver clinic with positive HBV status from the blood donor services (101) and the rest 79 were subjects from the wards who had hepatitis due to varied causes which included drugs, herbs, autoimmune state and HIV mono-infection with elevated ALT and AST prior to initiation of HAART. Here, GPT is linked to hepatitis A virus infection.