Fig. 3

Results of restrictive cubic spline analysis. (A) CERAD-WL; (B) CERAD-DR; (C) AFT; (D) DSST. Adjusted for sex, age, race, education level, PIR, BMI, smoking status, alcohol consumption, SBP, DBP, antihypertensive drug use and BP classification. The solid line and blue area represent the estimated values and their corresponding 95% CIs, respectively (HGI, hemoglobin glycation index; CERAD-WL/DR, the Consortium to Establish a Registry for Alzheimer’s Disease Word Learning subtest for assessing learning and memory; AFT, the Animal Fluency Test for verbal fluency and DSST, the Digit Symbol Substitution Test)