1. From the Department of Medicine, Kidney Research Institute, University of Washington, Seattle (N.B.); Departments of Biostatistics and Epidemiology (C.E.M.) and Medicine (C.-y.H.), University of California, San Francisco; Department of Medicine, Case Western Reserve University, Cleveland, OH (M.R., J.W.); National Institute of Diabetes and Digestive and Kidney Diseases, Bethesda, MD (J.W.K.); Departments of Epidemiology and Biostatistics (A.H.A.), Biostatistics (D.X.), and Medicine (R.R.T., M.C., R...