are associated with increased risk of various diseases. However, little information is
available on the prevalence and predictors of VDD and VDI in a representative population of
US adults. Serum 25-hydroxyvitamin D (25 (OH) D) measurements were collected from 26
010 adults aged≥ 18 years from the National Health and Nutrition Examination Survey
(NHANES) 2001–2010. Using thresholds recommended by the Endocrine Society, VDD was …