2024
Safety and Efficacy of Combining Left Atrial Appendage Occlusion With Another Cardiac Procedure
Ismayl M, Ahmed H, Freeman J, Alkhouli M, Lakkireddy D, Goldsweig A. Safety and Efficacy of Combining Left Atrial Appendage Occlusion With Another Cardiac Procedure. JACC Cardiovascular Interventions 2024, 17: 262-273. PMID: 38267141, DOI: 10.1016/j.jcin.2023.10.017.Peer-Reviewed Original ResearchConceptsLeft atrial appendage occlusionLength of stayCardiac proceduresIn-hospital mortalityAppendage occlusionOutcomes of left atrial appendage occlusionConcomitant transcatheter aortic valve replacementVascular injuryTranscatheter aortic valve replacementConcomitant procedure groupConcomitant cardiac proceduresAortic valve replacementOdds of MACEAcute kidney injuryNational Inpatient Sample databaseRetrospective cohort studyRetrospective observational studyAdverse cardiovascular eventsInpatient Sample databaseOdds of strokeFlutter ablationValve replacementBlood transfusionClinical outcomesHeart block
2023
Variation in hospital use of cardiac resynchronization therapy-defibrillator among eligible patients and association with clinical outcomes
Chui P, Lan Z, Freeman J, Enriquez A, Khera R, Akar J, Masoudi F, Ong E, Curtis J. Variation in hospital use of cardiac resynchronization therapy-defibrillator among eligible patients and association with clinical outcomes. Heart Rhythm 2023, 20: 1000-1008. PMID: 36963741, DOI: 10.1016/j.hrthm.2023.03.022.Peer-Reviewed Original ResearchConceptsEligible patientsICD RegistryCardiac resynchronizationNational Cardiovascular Data Registry ICD RegistryCRT-D implantationCRT-D useHospital-level outcomesStrong guideline recommendationsHospital-level variationPatient-level outcomesIntraclass correlation coefficientQuality improvement effortsHospital mortalityGuideline indicationsReadmission ratesSelect patientsClinical outcomesGuideline recommendationsHospital variationHospital ratesUse of CRTHospital levelHospital usePatientsCase mix
2022
Abnormal left atrial body stiffness is predicted by appendage size: impact of appendage occlusion on left atrial mechanics assessed by pressure-volume analysis
Bregasi A, Freeman JV, Curtis JP, Akar JG, Ortiz-Leon XA, Maia JH, Higgins AY, Matthews RV, Sinusas AJ, McNamara RL, Sugeng L, Lin BA. Abnormal left atrial body stiffness is predicted by appendage size: impact of appendage occlusion on left atrial mechanics assessed by pressure-volume analysis. AJP Heart And Circulatory Physiology 2022, 323: h559-h568. PMID: 35960632, PMCID: PMC9576173, DOI: 10.1152/ajpheart.00083.2022.Peer-Reviewed Original ResearchConceptsLeft atrial appendage occlusionLA stiffnessAppendage occlusionLA appendageLA mechanicsTransesophageal echocardiographyPressure-volume analysisPercutaneous left atrial appendage occlusionAdverse atrial remodelingAtrial appendage occlusionLeft atrial appendageLA volume measurementsAtrial cardiomyopathyBaseline characteristicsLA complianceAtrial remodelingClinical outcomesAtrial appendageAtrial mechanicsCardiac performancePathophysiological roleBaseline parametersMagnitude of increaseAppendage sizeOcclusionClinical Outcomes at 1 Year Following Transcatheter Left Atrial Appendage Occlusion in the United States
Price MJ, Slotwiner D, Du C, Freeman JV, Turi Z, Rammohan C, Kusumoto FM, Kavinsky C, Akar J, Varosy PD, Koutras C, Curtis JP, Masoudi FA. Clinical Outcomes at 1 Year Following Transcatheter Left Atrial Appendage Occlusion in the United States. JACC Cardiovascular Interventions 2022, 15: 741-750. PMID: 35393108, PMCID: PMC9116488, DOI: 10.1016/j.jcin.2022.02.009.Peer-Reviewed Original ResearchConceptsAtrial appendage occlusionIschemic strokeMajor bleedingClinical outcomesSystemic embolismAppendage occlusionMean HAS-BLED scoreHAS-BLED scoreKey secondary endpointKaplan-Meier methodCumulative event rateRate of mortalityMean CHAPrior strokeRelevant bleedingVASc scoreWATCHMAN procedurePrimary endpointSecondary endpointsThromboembolic eventsIntracranial bleedingBlood transfusionHemoglobin levelsHemorrhagic strokeKaplan-Meier
2020
Patterns of oral anticoagulation use with cardioversion in clinical practice
Geurink K, Holmes D, Ezekowitz MD, Pieper K, Fonarow G, Kowey PR, Reiffel JA, Singer DE, Freeman J, Gersh BJ, Mahaffey KW, Hylek EM, Naccarelli G, Piccini JP, Peterson ED, Pokorney SD. Patterns of oral anticoagulation use with cardioversion in clinical practice. Heart 2020, 107: 642-649. PMID: 32591363, DOI: 10.1136/heartjnl-2019-316315.Peer-Reviewed Original ResearchConceptsStroke/transient ischemic attackVitamin K antagonistsNovel oral anticoagulantsTransient ischemic attackTransoesophageal echocardiogramAtrial fibrillationClinical practiceAtrial Fibrillation IIOral anticoagulation useTime of cardioversionBetter Informed TreatmentMonths of enrollmentIncidence of deathLow-risk procedureSimilar ratesAnticoagulation useIschemic attackMajor bleedingK antagonistsOral anticoagulantsClinical outcomesOutcomes RegistryCardiovascular hospitalisationAF diagnosisInclusion criteria
2019
Guideline-directed therapies for comorbidities and clinical outcomes among individuals with atrial fibrillation
Loring Z, Shrader P, Allen LA, Blanco R, Chan PS, Ezekowitz MD, Fonarow GC, Freeman JV, Gersh BJ, Mahaffey KW, Naccarelli GV, Pieper K, Reiffel JA, Singer DE, Steinberg BA, Thomas LE, Peterson ED, Piccini JP. Guideline-directed therapies for comorbidities and clinical outcomes among individuals with atrial fibrillation. American Heart Journal 2019, 219: 21-30. PMID: 31710841, PMCID: PMC7285625, DOI: 10.1016/j.ahj.2019.10.008.Peer-Reviewed Original ResearchMeSH KeywordsAgedAtrial FibrillationCardiovascular DiseasesCause of DeathComorbidityCoronary Artery DiseaseDiabetes MellitusDisease ProgressionEmbolismFemaleGuideline AdherenceHeart FailureHumansHyperlipidemiasHypertensionIntracranial EmbolismMalePeripheral Nervous System DiseasesPeripheral Vascular DiseasesRegistriesSleep Apnea, ObstructiveTreatment OutcomeConceptsGuideline-directed therapyAtrial fibrillationCause mortalityHeart failureAF progressionLower riskNew-onset heart failureObstructive sleep apnea patientsCox proportional hazards modelBetter Informed TreatmentObstructive sleep apneaSleep apnea patientsProportional hazards modelAF patientsDiabetes mellitusNeurovascular eventsClinical outcomesOutcomes RegistrySleep apneaApnea patientsComorbiditiesHazards modelNonsignificant trendPatientsLower mortalityASSOCIATION BETWEEN GUIDELINE-DIRECTED MEDICAL THERAPIES FOR COMORBID CONDITIONS AND CLINICAL OUTCOMES AMONG INDIVIDUALS WITH ATRIAL FIBRILLATION
Loring Z, Shrader P, Allen L, Blanco R, Chan P, Ezekowitz M, Fonarow G, Freeman J, Gersh B, Mahaffey K, Naccarelli G, Pieper K, Reiffel J, Singer D, Steinberg B, Peterson E, Piccini J. ASSOCIATION BETWEEN GUIDELINE-DIRECTED MEDICAL THERAPIES FOR COMORBID CONDITIONS AND CLINICAL OUTCOMES AMONG INDIVIDUALS WITH ATRIAL FIBRILLATION. Journal Of The American College Of Cardiology 2019, 73: 476. DOI: 10.1016/s0735-1097(19)31084-8.Peer-Reviewed Original Research
2018
B-type natriuretic peptide, disease progression and clinical outcomes in atrial fibrillation
Inohara T, Kim S, Pieper K, Blanco RG, Allen LA, Fonarow GC, Gersh BJ, Ezekowitz MD, Kowey PR, Reiffel JA, Naccarelli GV, Chan PS, Mahaffey KW, Singer DE, Freeman JV, Steinberg BA, Peterson ED, Piccini JP. B-type natriuretic peptide, disease progression and clinical outcomes in atrial fibrillation. Heart 2018, 105: 370. PMID: 30228248, DOI: 10.1136/heartjnl-2018-313642.Peer-Reviewed Original ResearchConceptsB-type natriuretic peptideAtrial fibrillationAF progressionBNP levelsMajor bleedingBNP valuesNatriuretic peptideDisease progressionAtrial Fibrillation II registryBiomarker-based risk stratificationElevated BNP valuesBetter Informed TreatmentPersistent atrial fibrillationCox frailty modelCardiovascular outcomesComposite outcomeBNP concentrationsNeurological eventsClinical outcomesOutcomes RegistryRisk stratificationPatient outcomesInformed TreatmentPatientsBleedingASSOCIATION BETWEEN ELEVATED B-TYPE NATRIURETIC PEPTIDE, DISEASE PROGRESSION, AND CLINICAL OUTCOMES AMONG PATIENTS WITH ATRIAL FIBRILLATION
Inohara T, Kim S, Pieper K, Blanco R, Allen L, Fonarow G, Gersh B, Ezekowitz M, Kowey P, Reiffel J, Naccarelli G, Chan P, Mahaffey K, Singer D, Freeman J, Steinberg B, Peterson E, Piccini J. ASSOCIATION BETWEEN ELEVATED B-TYPE NATRIURETIC PEPTIDE, DISEASE PROGRESSION, AND CLINICAL OUTCOMES AMONG PATIENTS WITH ATRIAL FIBRILLATION. Journal Of The American College Of Cardiology 2018, 71: a507. DOI: 10.1016/s0735-1097(18)31048-9.Peer-Reviewed Original ResearchAssociation of Atrial Fibrillation Clinical Phenotypes with Treatment Patterns and Outcomes: A Multicenter Registry Study
Inohara T, Shrader P, Pieper K, Blanco RG, Thomas L, Singer DE, Freeman JV, Allen LA, Fonarow GC, Gersh B, Ezekowitz MD, Kowey PR, Reiffel JA, Naccarelli GV, Chan PS, Steinberg BA, Peterson ED, Piccini JP. Association of Atrial Fibrillation Clinical Phenotypes with Treatment Patterns and Outcomes: A Multicenter Registry Study. JAMA Cardiology 2018, 3: 54-63. PMID: 29128866, PMCID: PMC5833527, DOI: 10.1001/jamacardio.2017.4665.Peer-Reviewed Original ResearchConceptsAtrial fibrillationAtherosclerotic comorbiditiesMajor bleedingComorbidity clustersNeurological eventsClinical outcomesDevice implantationORBIT-AF II registryPrior coronary artery diseaseAtrial Fibrillation RegistryComorbid behavioral disordersMulticenter registry studyBaseline clinical characteristicsImportance of comorbiditiesBetter Informed TreatmentSinus node dysfunctionCoronary artery diseaseData-driven cluster analysisHemostasis criteriaClinical characteristicsObservational cohortRegistry studyTotal patientsArtery diseaseAtrial size
2017
Treatment of Atrial Fibrillation and Concordance With the American Heart Association/American College of Cardiology/Heart Rhythm Society Guidelines
Barnett AS, Kim S, Fonarow GC, Thomas LE, Reiffel JA, Allen LA, Freeman JV, Naccarelli G, Mahaffey KW, Go AS, Kowey PR, Ansell JE, Gersh BJ, Hylek EM, Peterson ED, Piccini JP. Treatment of Atrial Fibrillation and Concordance With the American Heart Association/American College of Cardiology/Heart Rhythm Society Guidelines. Circulation Arrhythmia And Electrophysiology 2017, 10: e005051. PMID: 29141842, DOI: 10.1161/circep.117.005051.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAmerican Heart AssociationAtrial FibrillationCardiologistsFemaleGuideline AdherenceHealthcare DisparitiesHumansMaleMiddle AgedPractice Guidelines as TopicPractice Patterns, Physicians'Process Assessment, Health CareQuality Indicators, Health CareRegistriesRetrospective StudiesTime FactorsTreatment OutcomeUnited StatesConceptsAmerican Heart Association/American CollegeAtrial fibrillationGuideline recommendationsAmerican CollegeCardiology/Heart Rhythm Society GuidelinesHeart Rhythm Society guidelinesAtrial fibrillation guidelinesGuideline-concordant careThird of patientsRisk-adjusted outcomesAntiarrhythmic medicationsGuideline concordanceMajor bleedingMedian CHAOutpatient registryVASc scoreAntithrombotic therapyCause hospitalizationMedian ageClinical outcomesSociety guidelinesORBIT-AFImproved outcomesPatient levelSimilar risk
2011
The Impact of ST Elevation on Athletic Screening
Leo T, Uberoi A, Jain NA, Garza D, Chowdhury S, Freeman JV, Perez M, Ashley E, Froelicher V. The Impact of ST Elevation on Athletic Screening. Clinical Journal Of Sport Medicine 2011, 21: 433-440. PMID: 21892017, DOI: 10.1097/jsm.0b013e31822cf105.Peer-Reviewed Original ResearchConceptsST elevationCardiac eventsCardiac deathEarly repolarizationVeterans Affairs Palo Alto Health Care SystemRetrospective cohort studyAbnormal test resultsClinical patient cohortUniversity varsity athletesHealth care systemCardiovascular mortalityCohort studyClinical outcomesAmbulatory individualsVital statusAthletic screeningECG abnormalitiesPatient cohortLateral leadsMyocardial ischemiaBrugada syndromeHigh prevalenceCardiac conditionsHeart rateJ waves
2010
The Relation Between Hospital Procedure Volume and Complications of Cardioverter-Defibrillator Implantation From the Implantable Cardioverter-Defibrillator Registry
Freeman JV, Wang Y, Curtis JP, Heidenreich PA, Hlatky MA. The Relation Between Hospital Procedure Volume and Complications of Cardioverter-Defibrillator Implantation From the Implantable Cardioverter-Defibrillator Registry. Journal Of The American College Of Cardiology 2010, 56: 1133-1139. PMID: 20863954, DOI: 10.1016/j.jacc.2010.07.007.Peer-Reviewed Original ResearchConceptsAdverse eventsProcedure volumeImplantable Cardioverter-Defibrillator RegistryHospital adverse outcomesInitial ICD implantationCardioverter-defibrillator implantationHigh-volume hospitalsLow-volume hospitalsPatients' clinical characteristicsBetter clinical outcomesHospital procedure volumeVolume-outcome relationshipNCDR ICD RegistryClinical characteristicsICD implantationICD RegistryProcedural complicationsClinical outcomesAdverse outcomesHospital characteristicsBiventricular ICDsImplant volumeHospitalRepresentative populationICD