CHRONIC RIGHT VENTRICULAR PACING: EFFECTS ON HEART FAILURE HOSPITALIZATION AND MORTALITY IN THE PRESENCE OF NORMAL LEFT VENTRICULAR EJECTION FRACTION

Background: Guidelines indicate Biv pacemaker (PM) in pts with left ventricular (LV) EF 40% right ventricular (RV) pacing. We examined the effect of chronic RV pacing in pts with baseline LVEF >50%. Methods: 80/220 pts with insertion of RV PM for bradycardia b/w 2006-16, and baseline