ALB and anemia: In weighted univariable analysis, we incorporated all demographic, biochemical and clinical variables in our study, including age, age group, sex, education level, race, poverty index ratio, body mass index, waist circumference, HbA1c, Alt, Ast, albumin, serum creatinine, diabetes, cardiovascular disease, hypertension, hyperlipidemia, smoke, alcohol use, stroke, cancer status, CKD, RA, anemia, and Log-dNLR.