At high risk for early withdrawal: using a cumulative risk model to increase retention in the first year of the TEDDY study.

At high risk for early withdrawal: using a cumulative risk model to increase retention in the first year of the TEDDY study Suzanne Bennett Johnson*, Kristian F. Lynch, Hye-Seung Lee, Laura Smith, Judith Baxter, Barbro Lernmark, Roswith Roth, Tuula Simell, and the TEDDY Study Group Department of Medical Humanities and Social Sciences, Florida State University College of Medicine, 1115 West Call Street, Tallahassee, FL 32306-4300, USA Pediatrics Epidemiology Center, University of South Florida, 3650 Spectrum Blvd, Tampa, FL 33612, USA Barbara Davis Center for Childhood Diabetes, Colorado School of Public Health, University of Colorado Denver-AMC, 1775 Aurora Court, Aurora, CO 80045, USA Department of Clinical Sciences, Lund University, CRC 72-60-11 20502 Malm€o, Sweden Helmholtz Center Munich, 85764 Neuherberg, Germany Institute for Psychology, Graz University, Universitatsplatz 2/III, A-8010 Graz, Austria Department of Pediatrics, University of Turku, Kiinamyllynkatu 4-8, 20520 Turku, Finland