1. From the Center for Clinical Epidemiology, Lady Davis Institute for Medical Research, Jewish General Hospital, Montreal, QC, Canada (C.F., T.B., S.B.W., K.B.F., M.J.E.); Division of Clinical Epidemiology (K.B.F.), Department of Epidemiology, Biostatistics and Occupational Health McGill University, Montreal, QC, Canada (K.B.F., M.J.E.); and Division of Cardiology, Jewish General Hospital, McGill University, Montreal, QC, Canada (M.J.E.).