Longitudinal changes in serum 25-hydroxyvitamin D in the Dallas Heart Study.
Sasan MirfakhraeeColby R AyersDarren K McGuireNaim M MaaloufPublished in: Clinical endocrinology (2017)
Despite increased vitamin D supplementation, serum 25(OH)D decreased in an ethnically diverse cohort of Dallas County residents between 2000-2002 and 2007-2009. Features most predictive of a decline in serum 25(OH)D include male sex, Hispanic ethnicity and weight gain.