In the multivariate Cox proportional hazards model, the use of 1.0 mEq/L potassium was adjusted for age, sex, dialysis vintage, body mass index, the use of 2.5 mEq/L calcium dialysate, coronary artery disease, diabetes mellitus, Kt/V, serum levels of albumin, hemoglobin, potassium, creatinine, phosphate and alkaline phosphatase. Here, ALB is linked to coronary artery disorder.