ALB and diabetes mellitus: Compared with the lowest quartile, the ORs (95% CIs) of the fourth quartile for DKD were 1.968 (95% CI, 1.244–3.114) after adjusting for age, sex, DBP, SBP, BMI, neck circumference, waist circumference, hypertension, duration of diabetes, CCA plaque, and FPG, HbA1c, hemoglobin, erythrocyte, leukocyte, γ-GT, albumin, urea nitrogen, uric acid and triglyceride.