GPT and diabetes mellitus: There were no differences in gender distribution, HCV RNA levels, HCV genotype, ALT, AST, white blood cell counts, hemoglobin, platelet counts, complication with diabetes mellitus and ultrasound findings between these two groups, but we noticed that gamma-GTP levels of IL28B rs8099917 minor type were higher than those of IL28B rs8099917 major type (Table 1).