Fig. 4

Subgroup analysis of the association between log2-UHR and AAC. Sex, age, race, PIR, marital status, education level, BMI, smoked, diabetes, hypertension, serum calcium, serum phosphorus, serum creatinine and 25-hydroxyvitamin D were adjusted. Unweighted data were used for subgroup/interaction analyses. PIR, the ratio of income to poverty; BMI, Body Mass Index; AAC, abdominal aortic calcification.