Sun exposure and Vitamin D in rural India: A cross-sectional study

dc.contributor.authorGarg, Sen_US
dc.contributor.authorDasgupta, Aen_US
dc.contributor.authorMaharana, SPen_US
dc.contributor.authorPaul, Ben_US
dc.contributor.authorBandyopadhyay, Len_US
dc.contributor.authorBhattacharya, Aen_US
dc.date.accessioned2020-04-10T03:44:20Z
dc.date.available2020-04-10T03:44:20Z
dc.date.issued2018-09
dc.description.abstractBackground: Vitamin D deficiency/Vitamin D Insufficiency (VDI) is now recognized as a pandemic. Cutaneous exposure to ultraviolet-B causes photolysis of epidermal 7-dehydrocholesterol, converting it to pre-Vitamin D3 (precholecalciferol), which then undergoes isomerization to form the stable hormone Vitamin D3. Objectives: The objectives of the study is to determine the status of Vitamin D level among the adults residing in a rural area of West Bengal and to find out the optimal cutoff of the sun exposure for Vitamin D sufficiency. Methods: This study was a rural community based cross-sectional study. It was done from May 2016 to April 2017 among 197 adults residing in a rural block of West Bengal. Data were collected by interviewing the respondents with the help of a structured pre-tested pre-designed schedule. After interviewing, every individual was examined for height and weight and blood was collected for serum Vitamin 25-(OH) D. Receiver Operating Characteristic (ROC) curves were utilized to find out optimum cut-off for sun exposure using Youden's index. Binary logistic regression was performed to find out the associates of high sun exposure. All analysis was done using R. Results: Overall VDI was found in 133 (67.5%). Among them, 102 (51.8%) were female. On ROC curve for veritable sun exposure for Vitamin D sufficiency, area under curve was 0.7841 which signifies veritable sun exposure as a good screening tool. Conclusion: Proper information, education, and communication material regarding various aspects of sun exposure and Vitamin D should be prepared with due consultation of field experts and disseminated to increase awareness among the community.en_US
dc.identifier.affiliationsJunior Resident, Department of Preventive and Social Medicine, All India Institute of Hygiene and Public Health, Kolkata, West Bengal, Indiaen_US
dc.identifier.affiliationsDirector-Professor, Department of Preventive and Social Medicine, All India Institute of Hygiene and Public Health, Kolkata, West Bengal, Indiaen_US
dc.identifier.affiliationsAssistant Professor and Head, Department of Preventive and Social Medicine, All India Institute of Hygiene and Public Health, Kolkata, West Bengal, Indiaen_US
dc.identifier.affiliationsAssistant Professor, Department of Preventive and Social Medicine, All India Institute of Hygiene and Public Health, Kolkata, West Bengal, Indiaen_US
dc.identifier.citationGarg S, Dasgupta A, Maharana SP, Paul B, Bandyopadhyay L, Bhattacharya A. Sun exposure and Vitamin D in rural India: A cross-sectional study. Indian Journal of Public Health. 2018 Sep; 62(3): 175-181en_US
dc.identifier.issn0019-557X
dc.identifier.issn2229-7693
dc.identifier.placeIndiaen_US
dc.identifier.urihttps://imsear.searo.who.int/handle/123456789/198072
dc.languageenen_US
dc.publisherIndian Public Health Associationen_US
dc.relation.issuenumber3en_US
dc.relation.volume62en_US
dc.source.urihttps://dx.doi.org/10.4103/ijph.IJPH_258_18en_US
dc.subjectReceiver operating characteristic curvesen_US
dc.subjectsun exposureen_US
dc.subjectVitamin 25-(OH)Den_US
dc.titleSun exposure and Vitamin D in rural India: A cross-sectional studyen_US
dc.typeJournal Articleen_US
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