Prevalence of hypovitaminosis D in blood donors who referred to blood transfusion organization of Zahedan

Because of increase in number of side affect that caused by hypovitaminosis D, this study has been done to find out prevalence of hypovitaminosis D in blood donors.Methods and Materials: In this Cross - sectional & descriptive study, we evaluated 183 persons, 163 male (89.07%) & 20 female (10.92%). The average range of women & men was 17-52y & 17-53y respectively. The results revealed that 8 persons (4.4%) had sever hypo vitaminosis D (vit<25 nmol/l), 124 persons (67.8%): mild hypovitaminosis D (vit D=25-62.4nmol/l), 45 persons (24.6%): normal serum level of vitD (62.5-125 nmol/l) & 6 persons (3.3%) had hyper vitaminosis D (>125 nmol/l). Prevalence of hypocalcemia & hypophosphatemia in blood donors was 95 persons (51.9%) & 10 persons (5.5%) respectively. Also average serum level of PTH was 32.1 ±33. 4 pg / ml. The above finding suggest a solid & effective programming for education of people about prevalence & complications of hypovitaminosis D, more effective screening studies for improving knowledge of individual about prevalence of hypovitaminosis D & related disease in society & necessity of medical health personnel’s knowledge about hypovitaminosis D.