Persistent Differences Among Centers Over 3 Years in Glycemic Control and Hypoglycemia in a Study of 3,805 Children and Adolescents With Type 1 Diabetes From the Hvidøre Study Group

This study reveals significant outcome differences among large international pediatric diabetes centers. Feedback and comparison of HbA(1c) levels led to an intensification of insulin therapy in most centers, but improved glycemic control in only a few.