1. Geographic and Seasonal Variation of Vitamin D: A Retrospective Study in Two Centers of Nepal
- Author
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Gandhi R. Bhattarai, Thakur Prasad Pant, Bhupendra Raj Pandey, Arun Sedhain, and Sanjaya Raya Yadav
- Subjects
Adult ,Male ,Adolescent ,Population ,Reproductive age ,Geographic variation ,Medical Records ,vitamin D deficiency ,Young Adult ,Sex Factors ,Hypovitaminosis ,Nepal ,medicine ,Vitamin D and neurology ,Humans ,Geography, Medical ,education ,Retrospective Studies ,education.field_of_study ,business.industry ,Age Factors ,Retrospective cohort study ,General Medicine ,Middle Aged ,Seasonality ,Vitamin D Deficiency ,medicine.disease ,Cross-Sectional Studies ,Female ,Seasons ,business ,Demography - Abstract
Background: Vitamin D deficiency is a common problem in many countries throughout the world. This study aimed at understanding the status of vitamin D deficiency in relation to age, gender, geography and season among relatively bigger numbers of population residing in central and western regions of Nepal.Methods: This retrospective cross-sectional study was carried out by reviewing the records of vitamin D tests in two centers of Nepal- namely united reference laboratories at Pokhara and Chitwan Medical College at Chitwan. A total of 3320 individuals who were tested for clinical suspicion of vitamin D deficiency over a period of one year were included in the study. Results: Mean vitamin D level was 18.7 ng/mL. Majority of subjects tested for vitamin D were females (71.36 %) with female to male ratio of 2.49:1. Hypovitaminosis D (? 30 ng/mL) was found in 84.5% subjects and was moderate to severely deficit (
- Published
- 2020
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