Seven Key Factors for Diabetes Prevention (IMAGE) Michigan Medicine - University of Michigan Caption The study identified seven key factors that, combined in a model, predicted a person's risk of developing diabetes -- and the likelihood that he or she could avoid diabetes by taking metformin or making lifestyle changes. Credit University of Michigan Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.