2023
Initial Findings From the National Cardiovascular Data Registry of Atrial Fibrillation Ablation Procedures
Hsu J, Darden D, Du C, Marine J, Nichols S, Marcus G, Natale A, Noseworthy P, Selzman K, Varosy P, Masoudi F, Freeman J, Curtis J, Akar J, Kowey P. Initial Findings From the National Cardiovascular Data Registry of Atrial Fibrillation Ablation Procedures. Journal Of The American College Of Cardiology 2023, 81: 867-878. PMID: 36858707, DOI: 10.1016/j.jacc.2022.11.060.Peer-Reviewed Original ResearchConceptsAtrial fibrillation ablation proceduresAblation RegistryHospital outcomesAblation proceduresSuccessful pulmonary vein isolationNational Cardiovascular Data RegistryOutcomes of patientsProspective cohort studyMajority of patientsPulmonary vein isolationEvidence-based guidelinesDifferent patient outcomesReal-world prevalenceProcedural admissionsHospital deathAF ablationCohort studyPericardial effusionVein isolationHeart failureLarge multicenterMajor complicationsCatheter ablationTreatment patternsPatient population
2020
The NCDR Left Atrial Appendage Occlusion Registry
Freeman JV, Varosy P, Price MJ, Slotwiner D, Kusumoto FM, Rammohan C, Kavinsky CJ, Turi ZG, Akar J, Koutras C, Curtis JP, Masoudi FA. The NCDR Left Atrial Appendage Occlusion Registry. Journal Of The American College Of Cardiology 2020, 75: 1503-1518. PMID: 32238316, PMCID: PMC7205034, DOI: 10.1016/j.jacc.2019.12.040.Peer-Reviewed Original ResearchConceptsHospital adverse event ratesAdverse event ratesEvent ratesMean HAS-BLED scoreHAS-BLED scoreHospital adverse eventsMean patient ageAtrial appendage occlusionMedian annual numberMajor bleedingMean CHAMore comorbiditiesVASc scoreWATCHMAN procedureAdverse eventsCommon complicationPatient agePericardial effusionPivotal trialsAppendage occlusionRandomized trialsAtrial fibrillationPatient populationPresent patientPhysician characteristics
2019
Outcomes and costs of remote patient monitoring among patients with implanted cardiac defibrillators: An economic model based on the PREDICT RM database
Hummel JP, Leipold RJ, Amorosi SL, Bao H, Deger KA, Jones PW, Kansal AR, Ott LS, Stern S, Stein K, Curtis JP, Akar JG. Outcomes and costs of remote patient monitoring among patients with implanted cardiac defibrillators: An economic model based on the PREDICT RM database. Journal Of Cardiovascular Electrophysiology 2019, 30: 1066-1077. PMID: 30938894, PMCID: PMC6850124, DOI: 10.1111/jce.13934.Peer-Reviewed Original ResearchAgedAged, 80 and overArrhythmias, CardiacCost-Benefit AnalysisDatabases, FactualDeath, Sudden, CardiacDefibrillators, ImplantableElectric CountershockFemaleHealth Care CostsHumansMaleMedicareModels, EconomicPatient ReadmissionPredictive Value of TestsQuality-Adjusted Life YearsRegistriesRemote Sensing TechnologyTelemetryTime FactorsTreatment OutcomeUnited States
2018
Ventricular Fibrillation Conversion Testing After Implantation of a Subcutaneous Implantable Cardioverter Defibrillator
Friedman DJ, Parzynski CS, Heist EK, Russo AM, Akar JG, Freeman JV, Curtis JP, Al-Khatib SM. Ventricular Fibrillation Conversion Testing After Implantation of a Subcutaneous Implantable Cardioverter Defibrillator. Circulation 2018, 137: 2463-2477. PMID: 29463509, PMCID: PMC5988932, DOI: 10.1161/circulationaha.117.032167.Peer-Reviewed Original ResearchConceptsImplantable cardioverter defibrillatorS-ICD implantationLogistic regression analysisInhospital complicationsPatient characteristicsCT testingS-ICDsCardioverter defibrillatorConversion testingPrior implantable cardioverter defibrillatorHigher body mass indexMultivariable logistic regression analysisLarger body surface areaSubcutaneous implantable cardioverter defibrillatorTransvenous implantable cardioverter defibrillatorInhospital adverse eventsLow ejection fractionAvailable patient characteristicsBody mass indexBody surface areaFirst-time recipientsMaximum device outputRegression analysisPredictors of useInsufficient safety margin
2017
Addition of Blood Pressure and Weight Transmissions to Standard Remote Monitoring of Implantable Defibrillators and its Association with Mortality and Rehospitalization
Al-Chekakie MO, Bao H, Jones PW, Stein KM, Marzec L, Varosy PD, Masoudi FA, Curtis JP, Akar JG. Addition of Blood Pressure and Weight Transmissions to Standard Remote Monitoring of Implantable Defibrillators and its Association with Mortality and Rehospitalization. Circulation Cardiovascular Quality And Outcomes 2017, 10: e003087. PMID: 28506978, DOI: 10.1161/circoutcomes.116.003087.Peer-Reviewed Original ResearchConceptsBlood pressure dataImplantable defibrillatorsRemote patient monitoringTransmission of weightHeart failure hospitalizationImpaired ejection fractionCardiac resynchronization therapyCox regression modelRisk of mortalityLogistic regression modelsRoutine weightCause hospitalizationFailure hospitalizationBlood pressureCardiovascular hospitalizationEjection fractionResynchronization therapyRegression modelsDevice implantationService patientsHospital characteristicsIndependent associationImproved outcomesLandmark analysisSimilar risk
2015
Use of Remote Monitoring Is Associated With Lower Risk of Adverse Outcomes Among Patients With Implanted Cardiac Defibrillators
Akar JG, Bao H, Jones PW, Wang Y, Varosy PD, Masoudi FA, Stein KM, Saxon LA, Normand SL, Curtis JP. Use of Remote Monitoring Is Associated With Lower Risk of Adverse Outcomes Among Patients With Implanted Cardiac Defibrillators. Circulation Arrhythmia And Electrophysiology 2015, 8: 1173-1180. PMID: 26092577, DOI: 10.1161/circep.114.003030.Peer-Reviewed Original ResearchConceptsImplantable cardioverter defibrillatorInitial implantable cardioverter defibrillatorCause mortalityLower riskAdverse outcomesNational Cardiovascular Data Registry ICD RegistryRemote patient monitoringSocial Security Death Master FileCause rehospitalization rateRisk of rehospitalizationImplanted cardiac defibrillatorsDeath Master FileCardiomyopathy pathogenesisCause rehospitalizationICD RegistryRehospitalization ratesMultivariable analysisStudy cohortVital statusService patientsCardioverter defibrillatorCox modelMedicare populationMedicare feePatients
2013
Use of Remote Monitoring of Newly Implanted Cardioverter-Defibrillators
Akar JG, Bao H, Jones P, Wang Y, Chaudhry SI, Varosy P, Masoudi FA, Stein K, Saxon LA, Curtis JP. Use of Remote Monitoring of Newly Implanted Cardioverter-Defibrillators. Circulation 2013, 128: 2372-2383. PMID: 24043302, DOI: 10.1161/circulationaha.113.002481.Peer-Reviewed Original ResearchConceptsMedian odds ratioOdds ratioNational Cardiovascular Data Registry ICD RegistryRemote patient monitoringMultivariable logistic regressionHealth-related factorsImplanted cardioverter defibrillatorEligible patientsICD RegistryLack of enrollmentCurrent guidelinesCardioverter defibrillatorPatientsLogistic regressionLocal practice environmentMajor causeHealth insuranceSubsequent activationEnrollmentPractice environmentPatient monitoringPhysiciansActivationRPM systemSuccessful use