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Clinical Trial Summary

The study tests the hypothesis that correction of vitamin D deficiency among women with PCOS will improve insulin sensitivity and resistance and inflammatory response to PCOS.


Clinical Trial Description

Polycystic ovary syndrome (PCOS) is a common complex and heterogenous endocrine disorder. It affects ≤10% of women of reproductive age, with approximately 16%-80% of the affected women being obese. Polycystic ovary syndrome frequently is associated with insulin resistance (IR) accompanied by compensatory hyperinsulinemia, and IR is aggravated by the interaction between obesity and the syndrome. Moreover, the contribution of body mass and/or body fat distribution to IR of PCOS remains controversial. In addition, women with PCOS with IR are at an increased risk of developing diabetes, hypertension, dyslipidemia and atherosclerosis. Preliminary data on the local women with PCOS showed high prevalence of vitamin D deficiency (serum 25(OH)D < 50 nmol/L). Recent studies showed that vitamin D deficiency is linked to IR, type 2 diabetes mellitus, obesity, inflammation and cardio vascular disease. Several studies have demonstrated that serum 25(OH)D levels were negatively correlated with body mass index (BMI), body fat, and IR. These conditions are common among women with PCOS. Accordingly, it is anticipated that vitamin D deficiency and/or insufficiency may contribute to the endocrine and metabolic disarrangements among women with PCOS. Such adverse effects may further contribute to the risk of further long term complications among women with PCOS. ;


Study Design

Time Perspective: Prospective


Related Conditions & MeSH terms


NCT number NCT02164552
Study type Observational
Source King Abdulaziz University
Contact Mohammed-Salleh M Ardawi, PhD, FRCPath
Phone 00966505616804
Email msmardawi@yahoo.com
Status Recruiting
Phase Phase 2
Start date January 2009
Completion date December 2014

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