Physical activity, sedentary behaviors, and retinal vascular caliber in children and adolescents with type 1 diabetes

Abstract

Purpose: The aimof this study was to investigate associations of physical activity and sedentary behaviors with retinal vascular caliber in children and adolescents with type 1 diabetes. Design: This was a hospital-based cross-sectional study. Methods: A study of 122 children and adolescents with type 1 diabetes was conducted over an 8-month period. Self-reported physical activity time and time spent watching TVor playing computer or video games were obtained using interviewer-Administered questionnaires. Retinal vascular caliber was measured by a trained grader using a standardized protocol and later summarized as central retinal artery equivalent (CRAE) and central retinal vein equivalent ..