The three groups had a comparable proportion of gender, body weight, presence of diabetes mellitus (DM) or hypertension, HD duration, URR, KT/V Daugirdas, nPCR, TACurea, ALT, glucose, HbA1c, uric acid, sodium, corrected calcium, aluminum, iron, hs-CRP, and HDL. This evidence concerns the gene GPT and diabetes mellitus.