Association between vitamin A and D levels and the risk of type 1 diabetes mellitus in children (opens in new tab)

BackgroundVitamin A (VA) and vitamin D (VD) play crucial roles in immune regulation, yet their status in pediatric type 1 diabetes mellitus (T1DM) remains underexplored. This study aims to investigate the association between VA and VD levels and T1DM in children, providing a scientific basis for potential nutritional intervention strategies.MethodsThis retrospective observational study was conducted at the Children’s Hospital Affiliated to Zhengzhou University. The study enrolled 31 children ...