2020
Comparison of Mortality and Readmission in Non-Ischemic Versus Ischemic Cardiomyopathy After Implantable Cardioverter-Defibrillator Implantation
Higgins AY, Bjerre J, Parzynski CS, Minges KE, Ahmad T, Desai NR, Enriquez A, Spatz ES, Friedman DJ, Curtis JP, Hlatky MA, Freeman JV. Comparison of Mortality and Readmission in Non-Ischemic Versus Ischemic Cardiomyopathy After Implantable Cardioverter-Defibrillator Implantation. The American Journal Of Cardiology 2020, 133: 116-125. PMID: 32862971, DOI: 10.1016/j.amjcard.2020.07.035.Peer-Reviewed Original ResearchConceptsNon-ischemic cardiomyopathyImplantable cardioverter defibrillator implantationCardioverter-defibrillator implantationICM patientsIschemic cardiomyopathyNational Cardiovascular Data Registry ICD RegistryCox proportional hazards regression modelPrimary prevention ICD implantationLeft ventricular ejection fractionProportional hazards regression modelsPrimary prevention ICDsRetrospective cohort studyVentricular ejection fractionKaplan-Meier curvesHazards regression modelsRisk of mortalityComparison of mortalityMedian followCohort studyICD implantationEjection fractionHeart failureHospital readmissionICD RegistryPatient subgroups
2017
Contemporary Procedural Complications, Hospitalizations, and Emergency Visits After Catheter Ablation for Atrial Fibrillation
Freeman JV, Tabada GH, Reynolds K, Sung SH, Liu TI, Gupta N, Go AS. Contemporary Procedural Complications, Hospitalizations, and Emergency Visits After Catheter Ablation for Atrial Fibrillation. The American Journal Of Cardiology 2017, 121: 602-608. PMID: 29331355, PMCID: PMC5805603, DOI: 10.1016/j.amjcard.2017.11.034.Peer-Reviewed Original ResearchConceptsAF ablationProcedural complicationsEmergency visitsAtrial flutterEmergency departmentRisk factorsLarge integrated health care delivery systemIntegrated health care delivery systemPrevious community-based studiesAcute inpatient complicationsAF ablation patientsEmergency department evaluationAortic valvular diseaseAtrial fibrillation ablationMultivariable logistic regressionStrong risk factorCommunity-based studyHealth care delivery systemInpatient complicationsAcute complicationsVascular complicationsAblation patientsAdult patientsCommon complicationDepartment evaluationNational Trends in Atrial Fibrillation Hospitalization, Readmission, and Mortality for Medicare Beneficiaries, 1999–2013
Freeman JV, Wang Y, Akar J, Desai N, Krumholz H. National Trends in Atrial Fibrillation Hospitalization, Readmission, and Mortality for Medicare Beneficiaries, 1999–2013. Circulation 2017, 135: 1227-1239. PMID: 28148599, DOI: 10.1161/circulationaha.116.022388.Peer-Reviewed Original Research
2012
Procedural Complications, Rehospitalizations, and Repeat Procedures After Catheter Ablation for Atrial Fibrillation
Shah RU, Freeman JV, Shilane D, Wang PJ, Go AS, Hlatky MA. Procedural Complications, Rehospitalizations, and Repeat Procedures After Catheter Ablation for Atrial Fibrillation. Journal Of The American College Of Cardiology 2012, 59: 143-149. PMID: 22222078, PMCID: PMC5340189, DOI: 10.1016/j.jacc.2011.08.068.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAtrial FibrillationCaliforniaCatheter AblationFemaleHumansMaleMiddle AgedPatient ReadmissionReoperationTreatment OutcomeConceptsAF ablationAF hospitalizationsPeriprocedural complicationsOlder ageCalifornia State Inpatient DatabaseFirst AF ablationInitial AF ablationPredictors of complicationsRate of readmissionAtrial fibrillation ablationKaplan-Meier analysisRisk of complicationsMultivariable logistic regressionNew treatment optionsPost-procedural outcomesState Inpatient DatabasesLarge general populationCryotherapy ablationArrhythmia recurrenceCause hospitalizationInpatient complicationsRecurrent AFAdult patientsProcedural complicationsCatheter ablation