Fig. 2

Stratified logistic regression analysis to identify variables that modify the correlation between dietary Sialic acid and HbA1c. Complete model: Adjusted SA, Gender, BMI, Age, UA, hs-CRP, TG, LDL-C, HDL-C, IRI, FBG, Income, Smoke status, Culture, Marital status, Tea-drinking habit, Alcohol consumption, hypertension, DM, CVD, RA, HUA, Total energy, Primary sialic acid source food.