Use and Outcomes of Dual Chamber or Cardiac Resynchronization Therapy Defibrillators Among Older Patients Requiring Ventricular Pacing in the National Cardiovascular Data Registry Implantable Cardioverter Defibrillator Registry
Borne RT, Masoudi FA, Curtis JP, Zipse MM, Sandhu A, Hsu JC, Peterson PN. Use and Outcomes of Dual Chamber or Cardiac Resynchronization Therapy Defibrillators Among Older Patients Requiring Ventricular Pacing in the National Cardiovascular Data Registry Implantable Cardioverter Defibrillator Registry. JAMA Network Open 2021, 4: e2035470. PMID: 33496796, PMCID: PMC7838925, DOI: 10.1001/jamanetworkopen.2020.35470.Peer-Reviewed Original ResearchConceptsCardiac resynchronization therapyHeart failure hospitalizationClass I indicationsUse of CRTFailure hospitalizationMedian odds ratioCohort studyOlder patientsVentricular pacingImplant ratesNational Cardiovascular Data Registry Implantable Cardioverter Defibrillator RegistryNational Cardiovascular Data Registry ICD RegistryReduced left ventricular ejection fractionMultivariable Cox proportional hazards modelsFrequent right ventricular pacingImplantable Cardioverter-Defibrillator RegistryPrior heart failure hospitalizationLeft ventricular ejection fractionImplantable cardioverter defibrillator implantationThird-degree atrioventricular blockCardiac resynchronization therapy defibrillatorCox proportional hazards modelBradycardia pacing indicationFirst-time implantationFrequent RV pacing