Prevalence and determinants of vitamin D deficiency in Iranian children and adolescents: the CASPIAN-V study.
Obesity
Sunlight
Vitamin D
Journal
Journal of diabetes and metabolic disorders
ISSN: 2251-6581
Titre abrégé: J Diabetes Metab Disord
Pays: Switzerland
ID NLM: 101590741
Informations de publication
Date de publication:
Jun 2021
Jun 2021
Historique:
received:
31
12
2020
revised:
26
01
2021
accepted:
27
01
2021
entrez:
28
6
2021
pubmed:
29
6
2021
medline:
29
6
2021
Statut:
epublish
Résumé
To examine the prevalence and determinants of vitamin D deficiency in Iranian children and adolescents. We used data from a national school-based surveillance program conducted among 7-18-year-old children and adolescents living in rural and urban areas in 30 provinces of Iran. Data on student's lifestyle, health behaviors, and health status was obtained through a validated questionnaire. Serum 25-hydroxy vitamin D (25-OH-D) level was measured by chemiluminescent immunoassay. Vitamin D deficiency was defined as serum 25-OH-D concentrations < 30 ng/ml. Determinants of vitamin D deficiency were identified using logistic regression analysis. Data of 2,596 participants were available for this study. Prevalence of vitamin D deficiency was 71.1 % (95 % Confidence interval (CI): 69.3-72.8 %), without significant difference between boys and girls (72.0 % vs. 70.1 %, respectively, p = 0.29). In the multivariate regression model, in both genders, those who reported having sun exposure for at least 30 min/day and those taking vitamin D supplementation had lower odds for vitamin D deficiency (all p values < 0.05). In boys, obesity increased the odds of vitamin D deficiency (adjusted OR, 95 % CI: 1.57, 1.08-2.27). The association of vitamin D deficiency with other demographic characteristics and food items was not statistically significant. This large population-based study revealed a high frequency of hypovitaminosis D in Iranian children and adolescents. Sun exposure for at least 30 min/day and taking vitamin D supplementation may reduce the risk of vitamin D deficiency.
Identifiants
pubmed: 34178846
doi: 10.1007/s40200-021-00757-8
pii: 757
pmc: PMC8212331
doi:
Types de publication
Journal Article
Langues
eng
Pagination
383-389Informations de copyright
© Springer Nature Switzerland AG 2021.
Déclaration de conflit d'intérêts
Conflict of interest The authors declare that they have no competing interests.
Références
Prog Biophys Mol Biol. 2006 Sep;92(1):4-8
pubmed: 16563471
Eur J Pediatr. 2015 May;174(5):565-76
pubmed: 25833762
Int J Endocrinol. 2014;2014:583039
pubmed: 25435877
Metabolism. 2017 May;70:160-176
pubmed: 28403940
Med J Islam Repub Iran. 2018 Sep 08;32:83
pubmed: 30643758
Rev Endocr Metab Disord. 2017 Jun;18(2):153-165
pubmed: 28516265
Endocrine. 2002 Feb;17(1):43-8
pubmed: 12014703
Proc Nutr Soc. 2015 May;74(2):115-24
pubmed: 25359323
Int J Prev Med. 2017 Jan 23;8:4
pubmed: 28217266
Am J Clin Nutr. 2008 Aug;88(2):558S-564S
pubmed: 18689402
Pediatrics. 2009 Sep;124(3):e362-70
pubmed: 19661054
J Steroid Biochem Mol Biol. 2014 Oct;144 Pt A:138-45
pubmed: 24239505
Am J Clin Nutr. 2015 Oct;102(4):837-47
pubmed: 26354531
Lancet Diabetes Endocrinol. 2014 Apr;2(4):298-306
pubmed: 24703048
J Diabetes Metab Disord. 2012 Sep 03;11(1):12
pubmed: 23497668
JAMA Pediatr. 2013 Mar 1;167(3):230-5
pubmed: 23318560
Am J Clin Nutr. 2004 Dec;80(6 Suppl):1678S-88S
pubmed: 15585788
N Engl J Med. 2007 Jul 19;357(3):266-81
pubmed: 17634462
J Cardiovasc Thorac Res. 2017;9(1):41-48
pubmed: 28451087
Nutrients. 2013 Mar 20;5(3):949-56
pubmed: 23519290
Osteoporos Int. 2009 Nov;20(11):1807-20
pubmed: 19543765
Obes Rev. 2015 Apr;16(4):341-9
pubmed: 25688659
Arthritis Res Ther. 2010;12(6):R216
pubmed: 21114806
Mayo Clin Proc. 2013 Jul;88(7):720-55
pubmed: 23790560
Bull World Health Organ. 2007 Jan;85(1):19-26
pubmed: 17242754