Blood 25-Hydroxy Vitamin D Levels and Incident Type 2 Diabetes

1Division of Preventive Medicine, Department of Medicine, Brigham and Women’s Hospital and Harvard Medical School, Boston, Massachusetts

1Division of Preventive Medicine, Department of Medicine, Brigham and Women’s Hospital and Harvard Medical School, Boston, Massachusetts

2Division of Endocrinology, Diabetes and Metabolism, Tufts Medical Center, Boston, Massachusetts

3Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts

4Epidemiology Branch, Division of Epidemiology, Statistics, and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health & Human Development, National Institutes of Health, Bethesda, Maryland

1Division of Preventive Medicine, Department of Medicine, Brigham and Women’s Hospital and Harvard Medical School, Boston, Massachusetts

5Department of Epidemiology, Harvard School of Public Health, Boston, Massachusetts

3Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts

5Department of Epidemiology, Harvard School of Public Health, Boston, Massachusetts

6Channing Laboratory, Department of Medicine, Brigham and Women’s Hospital and Harvard Medical School, Boston, Massachusetts