Secondly, Since it was a cross-sectional study, liver disease characteristics such as alanine aminotransferase (ALT)/aspartate aminotransferase (AST) levels and HIV disease characteristics including CD4+ T-cell counts and HIV RNA levels were not determined in this study and we could not comment on the clinical significance of HBV in HIV infected populations included in our study. This evidence concerns the gene GPT and liver disorder.