1. From the Division of Rheumatology (K.M.-M., S.M., M.C.M.W.), Division of Cardiology (S.R.M., O.C.M., T.C.M.), Department of Medicine; Department of Epidemiology (F.S., L.H.K.), the University of Pittsburgh, Pittsburgh, Pa; College of Nursing (K.E.K.), the University of South Florida, Tampa, Fla; and Division of Cardiology (D.O.W.), Department of Medicine, Rhode Island Hospital, Providence, RI.