2022
Survival Probability and Survival Benefit Associated With Primary Prevention Implantable Cardioverter‐Defibrillator Generator Changes
Bilchick KC, Wang Y, Curtis JP, Shadman R, Dardas TF, Anand I, Lund LH, Dahlström U, Sartipy U, Levy WC. Survival Probability and Survival Benefit Associated With Primary Prevention Implantable Cardioverter‐Defibrillator Generator Changes. Journal Of The American Heart Association 2022, 11: e023743. PMID: 35766293, PMCID: PMC9333379, DOI: 10.1161/jaha.121.023743.Peer-Reviewed Original ResearchConceptsSeattle Heart Failure ModelHeart failure modelHeart failure patientsResynchronization therapyGenerator changeSurvival benefitWorse survivalFailure patientsNational Cardiovascular Data Registry ICD RegistryGC survivalSurvival Benefit AssociatedPrimary prevention indicationVentricular ejection fractionAnnual mortalityICD therapyConclusions PatientsPrevention indicationEjection fractionICD RegistryImproved survivalPrimary preventionPatient deathGreater effect sizeLVEFPatients
2021
Risk and predictors of mortality after implantable cardioverter-defibrillator implantation in patients with sarcoid cardiomyopathy
Higgins AY, Annapureddy AR, Wang Y, Minges KE, Bellumkonda L, Lampert R, Rosenfeld LE, Jacoby DL, Curtis JP, Miller EJ, Freeman JV. Risk and predictors of mortality after implantable cardioverter-defibrillator implantation in patients with sarcoid cardiomyopathy. American Heart Journal 2021, 246: 21-31. PMID: 34968442, DOI: 10.1016/j.ahj.2021.12.011.Peer-Reviewed Original ResearchConceptsNon-ischemic cardiomyopathyAtrial fibrillation/flutterChronic lung diseaseCardiac sarcoidosisHeart failureCS patientsNICM patientsICD implantationLung diseaseNew York Heart Association class III heart failureNational Cardiovascular Data Registry ICD RegistryNYHA class IV heart failureClass III heart failureClass IV heart failureImplantable cardioverter defibrillator implantationKaplan-Meier survival curvesCox proportional hazards modelPredictors of mortalityCardioverter-defibrillator implantationVentricular ejection fractionMultivariable logistic regressionPrior ventricular arrhythmiasProportional hazards modelRate of deathTime of implantation
2020
Periprocedural Risk and Survival Associated With Implantable Cardioverter-Defibrillator Placement in Older Patients With Advanced Heart Failure
Fudim M, Ali-Ahmed F, Parzynski CS, Ambrosy AP, Friedman DJ, Pokorney SD, Curtis JP, Fonarow GC, Masoudi FA, Hernandez AF, Al-Khatib SM. Periprocedural Risk and Survival Associated With Implantable Cardioverter-Defibrillator Placement in Older Patients With Advanced Heart Failure. JAMA Cardiology 2020, 5: 643-651. PMID: 32211811, PMCID: PMC7097837, DOI: 10.1001/jamacardio.2020.0391.Peer-Reviewed Original ResearchConceptsAdvanced heart failureAdvanced HF populationHeart transplant listingPeriprocedural complication rateHeart failureSudden cardiac deathComparator groupVentricular assist deviceInotrope useTransplant listingCardiac deathComplication rateHF populationPrimary preventionCardiac arrestNew York Heart Association class IV symptomsNational Cardiovascular Data Registry ICD RegistryAssist deviceLeft ventricular ejection fractionImplantable cardioverter-defibrillator placementAdvanced HF groupClass IV symptomsFirst-time ICDLeft ventricular assist deviceNYHA class II
2018
Outcomes following implantable cardioverter-defibrillator generator replacement in patients with recovered left ventricular systolic function: The National Cardiovascular Data Registry
Thomas IC, Wang Y, See VY, Minges KE, Curtis JP, Hsu JC. Outcomes following implantable cardioverter-defibrillator generator replacement in patients with recovered left ventricular systolic function: The National Cardiovascular Data Registry. Heart Rhythm 2018, 16: 733-740. PMID: 30414460, DOI: 10.1016/j.hrthm.2018.11.005.Peer-Reviewed Original ResearchConceptsLV ejection fractionNational Cardiovascular Data Registry ICD RegistryReduced LV ejection fractionICD generator replacementLeft ventricular systolic functionVentricular systolic functionHF readmissionSystolic functionGenerator replacementAdverse outcomesImplantable Cardioverter-Defibrillator Generator ReplacementNational Cardiovascular Data RegistryLV systolic functionEjection fractionICD RegistryPeriprocedural eventsPrognostic associationAmerican CollegeHigh riskData registryLower riskMedicare beneficiariesPatientsReadmissionClinical encountersVentricular 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
2015
Cardiac Resynchronization Therapy in Women Versus Men
Zusterzeel R, Spatz ES, Curtis JP, Sanders WE, Selzman KA, Piña IL, Bao H, Ponirakis A, Varosy PD, Masoudi FA, Caños DA, Strauss DG. Cardiac Resynchronization Therapy in Women Versus Men. Circulation Cardiovascular Quality And Outcomes 2015, 8: s4-s11. PMID: 25714821, DOI: 10.1161/circoutcomes.114.001548.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBundle-Branch BlockCardiac Resynchronization TherapyCardiac Resynchronization Therapy DevicesDefibrillators, ImplantableElectric CountershockFemaleHealth Status DisparitiesHeart Conduction SystemHeart FailureHumansKaplan-Meier EstimateMalePropensity ScoreProportional Hazards ModelsRegistriesRisk FactorsSex FactorsStroke VolumeTreatment OutcomeUnited StatesVentricular Function, LeftConceptsLeft bundle branch blockQRS durationImplantable cardioverter defibrillatorPatient sexDeath riskCardioverter defibrillatorBetter survivalMortality differencesNew York Heart Association class IIILeft ventricular ejection fractionWomen Versus MenCardiac resynchronization therapyVentricular ejection fractionRelative death riskBenefit of CRTLonger QRS durationShorter QRS durationBundle branch blockLower mortality riskEjection fractionHeart failureResynchronization therapyCardiac resynchronizationBranch blockMortality risk
2014
Temporal Trends in Patient Characteristics and Outcomes Among Medicare Beneficiaries Undergoing Primary Prevention Implantable Cardioverter-Defibrillator Placement in the United States, 2006–2010
Borne RT, Peterson PN, Greenlee R, Heidenreich PA, Wang Y, Curtis JP, Tzou WS, Varosy PD, Kremers MS, Masoudi FA. Temporal Trends in Patient Characteristics and Outcomes Among Medicare Beneficiaries Undergoing Primary Prevention Implantable Cardioverter-Defibrillator Placement in the United States, 2006–2010. Circulation 2014, 130: 845-853. PMID: 25095884, DOI: 10.1161/circulationaha.114.008653.Peer-Reviewed Original ResearchConceptsPrimary prevention ICD implantationDevice-related complicationsPatient characteristicsICD implantationICD RegistryNational Cardiovascular Data Registry ICD RegistryPrimary prevention implantable cardioverter-defibrillator placementConcomitant cardiac resynchronization therapyLeft ventricular ejection fractionImplantable cardioverter-defibrillator placementMultivariable hierarchical logistic regressionCardiac resynchronization therapy devicesCardiac resynchronization therapyVentricular ejection fractionResynchronization therapy devicesCommunity practice settingsSingle-lead deviceHierarchical logistic regressionClinical characteristicsOlder patientsEjection fractionResynchronization therapyPrimary preventionPatient populationHospital characteristicsComparative effectiveness of cardiac resynchronization therapy with an implantable cardioverter-defibrillator versus defibrillator therapy alone: a cohort study.
Masoudi FA, Mi X, Curtis LH, Peterson PN, Curtis JP, Fonarow GC, Hammill SC, Heidenreich PA, Al-Khatib SM, Piccini JP, Qualls LG, Hernandez AF. Comparative effectiveness of cardiac resynchronization therapy with an implantable cardioverter-defibrillator versus defibrillator therapy alone: a cohort study. Annals Of Internal Medicine 2014, 160: 603-11. PMID: 24798523, DOI: 10.7326/m13-1879.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overCardiac Resynchronization TherapyComparative Effectiveness ResearchDefibrillators, ImplantableElectrocardiographyHeart FailureHumansInfectionsPatient ReadmissionPropensity ScoreRetrospective StudiesRisk FactorsStroke VolumeTreatment OutcomeVentricular Dysfunction, LeftConceptsReduced left ventricular ejection fractionLeft ventricular ejection fractionHeart failure readmissionVentricular ejection fractionCardiac resynchronization therapyICD therapyQRS durationLower riskCohort studyICD RegistryResynchronization therapyEjection fractionNational Cardiovascular Data Registry ICD RegistryImplantable cardioverter-defibrillator therapyLeft bundle branch blockPropensity-matched patientsRetrospective cohort studyCardioverter-defibrillator therapyDevice-related complicationsBundle branch blockDevice-related infectionsCardiovascular readmissionCause readmissionDefibrillator therapyICD implantation
2012
Electrophysiology Studies in Patients Undergoing ICD Implantation: Findings from the NCDR®
CHENG A, WANG Y, BERGER RD, CALKINS H, BUXTON AE, CURTIS JP, LAMPERT R. Electrophysiology Studies in Patients Undergoing ICD Implantation: Findings from the NCDR®. Pacing And Clinical Electrophysiology 2012, 35: 912-918. PMID: 22670627, DOI: 10.1111/j.1540-8159.2012.03441.x.Peer-Reviewed Original ResearchConceptsICD implantationElectrophysiology studyEjection fractionSudden deathDe novo ICD implantationSecondary prevention ICD recipientsSudden death risk stratificationLeft ventricular ejection fractionImplantable cardioverter defibrillator implantationNarrow QRS intervalPrimary prevention ICDsDeath risk stratificationCardioverter-defibrillator implantationCongestive heart failureVentricular ejection fractionHigher ejection fractionHistory of syncopeMonomorphic ventricular tachycardiaLogistic regression analysisFuture ICD therapyHierarchical logistic regression analysisICD therapyClinical characteristicsComplication rateDefibrillator implantation
2004
National Patterns of Use and Effectiveness of Angiotensin-Converting Enzyme Inhibitors in Older Patients With Heart Failure and Left Ventricular Systolic Dysfunction
Masoudi FA, Rathore SS, Wang Y, Havranek EP, Curtis JP, Foody JM, Krumholz HM. National Patterns of Use and Effectiveness of Angiotensin-Converting Enzyme Inhibitors in Older Patients With Heart Failure and Left Ventricular Systolic Dysfunction. Circulation 2004, 110: 724-731. PMID: 15289383, DOI: 10.1161/01.cir.0000138934.28340.ed.Peer-Reviewed Original ResearchConceptsACE inhibitor prescriptionAngiotensin receptor blockersVentricular systolic dysfunctionHeart failureACE inhibitorsInhibitor prescriptionSystolic dysfunctionOlder patientsLeft ventricular systolic dysfunctionAngiotensin converting enzyme (ACE) inhibitorsSerum creatinine levelsACE inhibitor useCreatinine levelsHospital factorsInhibitor useReceptor blockersSerum creatininePatient genderClinical trialsTherapeutic substitutionLower riskEnzyme inhibitorsLower mortalityPatientsSecondary analysis
2003
The association of left ventricular ejection fraction, mortality, and cause of death in stable outpatients with heart failure
Curtis JP, Sokol SI, Wang Y, Rathore SS, Ko DT, Jadbabaie F, Portnay EL, Marshalko SJ, Radford MJ, Krumholz HM. The association of left ventricular ejection fraction, mortality, and cause of death in stable outpatients with heart failure. Journal Of The American College Of Cardiology 2003, 42: 736-742. PMID: 12932612, DOI: 10.1016/s0735-1097(03)00789-7.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionVentricular ejection fractionHeart failureCause of deathLVEF groupHF patientsMultivariable adjustmentEjection fractionStable outpatientsAssociation of LVEFHigher left ventricular ejection fractionLow left ventricular ejection fractionDigitalis Investigation Group trialHigh LVEF groupStable HF patientsPrognostic importanceAbsolute riskPrognostic indicatorSinus rhythmGroup trialsMortality ratePatientsMortalityDeathOutpatients