Medicine
Association of vitamin D3 and diabetic retinopathy in US adults
The potential protective effects of vitamin D3 against diabetic retinopathy (DR) in adults have been studied. However, conflicting results exist, with some studies reporting no effect. Therefore, our goal was to assess the connection between vitamin D3 and adult DR in the United States. We investigated the relationship between vitamin D3 and DR using information from the National Health and Nutrition Examination Survey. We obtained vitamin D3 data from serum samples and DR data from doctors through a questionnaire. …