Demographics and clinical characteristics of the study patients.

<p>Values are median (interquartile range), means±standard error of the mean or n (%).</p><p>4-h D/P creatinine, dialysate/plasma creatinine ratio at 4 hours; BSA, body surface area; BMI, body mass index; BUN, blood urea nitrogen; CCI, Charlson's comorbidity index; Ca, calcium; HbA1c, glycated hemoglobin; HDL-C, high-density lipoprotein cholesterol; iPTH, intact parathyroid hormone; LDL-C, low-density lipoprotein cholesterol; P, phosphorus; PD, peritoneal dialysis; WBC, white blood cell count.</p><p>Demographics and clinical characteristics of the study patients.