Type 1 diabetes may affect intellect

AN AUSTRALIAN study has investigated if diabetes has an effect on intelligence. It followed the development of children who were newly diagnosed with type 1 diabetes between 1990 and 1992.

The 133 patients were compared with 126 other children. At the start of the study the average age was 8–9 years and the children were followed up 12–13 years later. All the children had similar intelligence quotient (IQ) scores at the start of the study. However, when they were followed up there were significant differences.

In the children with diabetes, there had been a decline in the full