Association of Vitamin D3 levels with glycemic control in Type 2 diabetes subjects from Gujarati population-India

Materials and Methods This prospective study comprises of 508 individuals (including 210 T2D & 298 controls). All subjects were categorized into 3 groups according to Vitamin D3 levels. Group-I: included 171 individuals (61 T2D out of 171) with normal Vitamin D3 concentration (≥25 nmol/l), group-II: included 264 subjects (118 T2D out of 264)with mild to moderately Vitamin D3 deficiency (15-24.9 nmol/l) and group-III included 73 subjects (31 T2D out of 73) having severe Vitamin D3 deficiency (≤14.9 nmol/l). Vitamin D3 and glycosylated hemoglobin [HbA1C] level was analyzed for all the subjects.