2020
Association of Use of an Intravascular Microaxial Left Ventricular Assist Device vs Intra-aortic Balloon Pump With In-Hospital Mortality and Major Bleeding Among Patients With Acute Myocardial Infarction Complicated by Cardiogenic Shock
Dhruva SS, Ross JS, Mortazavi BJ, Hurley NC, Krumholz HM, Curtis JP, Berkowitz A, Masoudi FA, Messenger JC, Parzynski CS, Ngufor C, Girotra S, Amin AP, Shah ND, Desai NR. Association of Use of an Intravascular Microaxial Left Ventricular Assist Device vs Intra-aortic Balloon Pump With In-Hospital Mortality and Major Bleeding Among Patients With Acute Myocardial Infarction Complicated by Cardiogenic Shock. JAMA 2020, 323: 734-745. PMID: 32040163, PMCID: PMC7042879, DOI: 10.1001/jama.2020.0254.Peer-Reviewed Original ResearchMeSH KeywordsAgedCause of DeathExtracorporeal Membrane OxygenationFemaleHeart ArrestHeart-Assist DevicesHemorrhageHospital MortalityHumansIntra-Aortic Balloon PumpingMaleMatched-Pair AnalysisMiddle AgedMyocardial InfarctionPercutaneous Coronary InterventionPropensity ScoreRegistriesRetrospective StudiesShock, CardiogenicST Elevation Myocardial InfarctionConceptsMicroaxial left ventricular assist deviceIntra-aortic balloon pumpLeft ventricular assist deviceAcute myocardial infarctionPercutaneous coronary interventionNational Cardiovascular Data RegistryCardiogenic shockHemodynamic supportMyocardial infarctionRegistry-based retrospective cohort studyCardiology-National Cardiovascular Data RegistryChest Pain-MI RegistryST-elevation myocardial infarctionMechanical circulatory support devicesGreater hemodynamic supportHospital major bleedingRetrospective cohort studyPropensity-matched pairsCirculatory support devicesVentricular assist deviceClinical laboratory dataHospital mortalityMajor bleedingHospital deathCohort study
2014
Survival After Primary Prevention Implantable Cardioverter-Defibrillator Placement Among Patients With Chronic Kidney Disease
Hess PL, Hellkamp AS, Peterson ED, Sanders GD, Al-Khalidi HR, Curtis LH, Hammill BG, Pun PH, Curtis JP, Anstrom KJ, Hammill SC, Al-Khatib SM. Survival After Primary Prevention Implantable Cardioverter-Defibrillator Placement Among Patients With Chronic Kidney Disease. Circulation Arrhythmia And Electrophysiology 2014, 7: 793-799. PMID: 25038119, PMCID: PMC4206571, DOI: 10.1161/circep.114.001455.Peer-Reviewed Original ResearchMeSH KeywordsAgedCause of DeathChi-Square DistributionComorbidityDeath, Sudden, CardiacDefibrillators, ImplantableElectric CountershockFemaleGlomerular Filtration RateHeart FailureHumansKaplan-Meier EstimateKidneyLinear ModelsMaleMiddle AgedMultivariate AnalysisPatient SelectionPrimary PreventionProportional Hazards ModelsProsthesis DesignRegistriesRenal Insufficiency, ChronicRisk AssessmentRisk FactorsSeverity of Illness IndexTime FactorsTreatment OutcomeUnited StatesConceptsChronic kidney diseasePrimary prevention ICD placementRisk of deathICD placementCKD severityKidney diseaseNational Cardiovascular Data Registry ICD RegistryPrimary prevention implantable cardioverter-defibrillator placementGlomerular filtration rate 30Implantable cardioverter-defibrillator candidatesEnd-stage renal diseaseImplantable cardioverter-defibrillator placementSocial Security Death Master FileHeart failure symptomsLow ejection fractionGlomerular filtration rateRate of deathDeath Master FileICD candidacyCKD stageDiabetes mellitusEjection fractionICD RegistryRenal diseaseSerum sodium
2013
Survival of Patients Receiving a Primary Prevention Implantable Cardioverter-Defibrillator in Clinical Practice vs Clinical Trials
Al-Khatib SM, Hellkamp A, Bardy GH, Hammill S, Hall WJ, Mark DB, Anstrom KJ, Curtis J, Al-Khalidi H, Curtis LH, Heidenreich P, Peterson ED, Sanders G, Clapp-Channing N, Lee KL, Moss AJ. Survival of Patients Receiving a Primary Prevention Implantable Cardioverter-Defibrillator in Clinical Practice vs Clinical Trials. JAMA 2013, 309: 55-62. PMID: 23280225, PMCID: PMC3638257, DOI: 10.1001/jama.2012.157182.Peer-Reviewed Original ResearchConceptsPrimary prevention ICDsPrimary prevention clinical trialsTrial-eligible patientsSurvival of patientsPrevention clinical trialsClinical trialsICD RegistrySCD-HeFTClinical practiceRegistry patientsMADIT-IISimilar patientsNational Cardiovascular Data Registry ICD RegistryPrimary prevention implantable cardioverter defibrillatorsSurvival rateImplantable cardioverter-defibrillator therapyMADIT II criteriaMADIT II patientsSCD-HeFT criteriaCardioverter-defibrillator therapyClinical trial patientsLarge national registryRandomized clinical trialsProportional hazards modelImplantable cardioverter defibrillator
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
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