Association between baseline serum creatinine level and all-cause mortality in 10 896 PD patients. Note: case-mix models were adjusted for age, sex, diabetes mellitus, race, comorbidities, primary insurance and marital status. Case-mix and MICS models were adjusted for all of the covariates in the case-mix model and BMI, serum albumin, total iron-binding capacity, ferritin, phosphorus, calcium, bicarbonate, peripheral white blood cell count, percentage of lymphocyte and hemoglobin concentration. MICS, malnutrition-inflammation cachexia syndrome.