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THE EFFECT OF VITAMIN D SUPPLEMENTATION ON HBA1C IN TYPE 2 DIABETIC PATIENT IN DIABETIC CENTERS IN TAIF CITY, SAUDI ARABIA

Dr. Lotfi Fahmi lssa, Raed Eid Almalki, Saif Abdullah Alzahrani, Abdullah Ahmed Almalki, Raed Abdullah Alharthi, Amjed Abed Alazwari

Introduction: Type 2 diabetes mellitus has a high prevalence rate among our population in Saudi Arabia. Vitamin D deficiency was more familiar among T2DM patients in different populations. Aim of work: This study aims to assess the effect of vitamin D supplementation on HbA1c in type 2 diabetic patient. Methodology: A retrospective study conducted in diabetic centres in Taif city, Saudi Arabia in the past year (January 2018 to December 2018). The reviewed data was socio-demographic, HbA1c, vitamin D supplementation. SPSS program version 22 was used for data analysis. Results: 250 T2DM patients participated in the present study; half of them had vitamin D deficiency (<30 ng/ml).Supplementation with Vitamin D did not lead to significant effect in total weight or change in BMI in T2DM patients.84.4% of T2DM patients in the present study were suffered from other comorbidities included; Hyperlipidemia/dyslipidemia (59.2%), Hypertension (41.6%), Thyroid disorders (17.6%), Chronic Kidney disease (15.6%), Chronic liver disease (11.6%), and Malabsorption disease (2.8%). Supplementation with Vitamin D significantly (P=0.024) improve the 4th HbA1C reading and also improve thyroid disorders (P=0.002) in T2DM patients. Conclusion: Supplementation with Vitamin D has no significant effect on total weight or BMI in T2DM patients. The majority of T2DM patients in the present study were suffered from other chronic disorders. Supplementation with Vitamin D significantly improve the 4th HbA1C reading and also improve thyroid disorders in T2DM patients.

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