evaluated the vitamin D status of Australian adults aged â¥25 years and risk factors .... Analyses were performed using Stata Statistical Software version. 10.1 (Stata Corp .... deficiency, after accounting for the other confounders. Based on a.
Clinical Endocrinology (2012) 77, 26–35
doi: 10.1111/j.1365-2265.2011.04320.x
ORIGINAL ARTICLE
Prevalence of vitamin D deficiency and its determinants in Australian adults aged 25 years and older: a national, population-based study Robin M. Daly*,†, Claudia Gagnon†,‡, Zhong X. Lu§,–, Dianna J. Magliano**, David W. Dunstan**, Ken A. Sikaris§, Paul Z. Zimmet**, Peter R. Ebeling† and Jonathan E. Shaw** *Centre for Physical Activity and Nutrition Research, School of Exercise and Nutrition Sciences, Deakin University, Melbourne, †Department of Medicine, NorthWest Academic Centre, University of Melbourne, Western Hospital, Melbourne, Australia, ‡Centre de recherche du CHUQ, Laval University, Quebec City, Canada, §Melbourne Pathology, Melbourne, –Department of Medicine, Monash University, Melbourne and **Baker IDI Heart and Diabetes Institute, Melbourne, Australia
Abstract Objective Vitamin D deficiency is recognized as a global public health problem, but the population-based prevalence of deficiency and its determinants in Australian adults is not known. This study evaluated the vitamin D status of Australian adults aged ‡25 years and risk factors associated with vitamin D deficiency in this population. Design and Patients We studied a national sample of 11 247 Australian adults enrolled in the 1999/2000 Australian Diabetes, Obesity and Lifestyle (AusDiab) study drawn from 42 randomly selected districts throughout Australia. Measurements Serum concentrations of 25-hydroxyvitamin D [25(OH)D] were measured by immunoassay. Vitamin D deficiency was defined as a concentration