PTH and diabetes mellitus: There was no significant difference in the sex distribution, duration of dialysis, dialysis time, BMI, blood pressure, heart rate, serum urea nitrogen, hemoglobin, albumin, corrected calcium, phosphate, total iron binding capacity, intact parathyroid hormone, total cholesterol, C-reactive protein, Kt/V, cause of end-stage kidney disease, or comorbidities, such as diabetes mellitus, ischemic heart disease, or cerebrovascular disease (Table 1).