2.2 Baseline information
At the beginning of the study (March 2022), demographic and laboratory
data were collected for all patients. General information included sex,
age, and dialysis vintage. Laboratory parameters included creatinine,
blood urea nitrogen, hemoglobin, albumin, blood calcium, blood
phosphorus, alkaline phosphatase
(ALP), intact parathyroid hormone (iPTH), and total Kt/V(dialysis
effectiveness index).