1. From the Division of Cardiology, Department of Internal Medicine (C.-T.T., F.-T.C., J.-J.H., L.-P.L., K.-L.H., C.-D.T., C.-S.L., Y.-Z.T.) and Department of Laboratory Medicine (F.-T.C.), National Taiwan University Hospital, Taipei, Taiwan; and Department of Epidemiology and Biostatistics, Case Western Reserve University (D.F.), Cleveland, Ohio.