1. From the National Heart, Lung, and Blood Institute and Boston University’s Framingham Heart Study, Framingham, MA (J.W.M.); Section of Cardiovascular Medicine, Boston University School of Medicine, Boston, MA (J.W.M.); Department of Medicine, Section of General Internal Medicine, Boston University School of Medicine, Boston, MA (E.M.H.); and Department of Endocrinology, Diabetes, and Nutrition, Boston University School of Medicine, Boston, MA (C.M.A.).