2016
Reassessment of Cardiac Function and Implantable Cardioverter-Defibrillator Use Among Medicare Patients With Low Ejection Fraction After Myocardial Infarction
Pokorney SD, Miller AL, Chen AY, Thomas L, Fonarow GC, de Lemos JA, Al-Khatib SM, Velazquez EJ, Peterson ED, Wang TY. Reassessment of Cardiac Function and Implantable Cardioverter-Defibrillator Use Among Medicare Patients With Low Ejection Fraction After Myocardial Infarction. Circulation 2016, 135: 38-47. PMID: 27881561, DOI: 10.1161/circulationaha.116.022359.Peer-Reviewed Original ResearchMeSH KeywordsAgedDatabases, FactualDefibrillators, ImplantableFemaleHeart VentriclesHumansMagnetic Resonance ImagingMaleMedicareMyocardial InfarctionMyocardial RevascularizationProportional Hazards ModelsRegistriesRetrospective StudiesStroke VolumeSurvival RateTomography, X-Ray ComputedUltrasonographyUnited StatesConceptsLow ejection fractionEjection fractionICD implantationMyocardial infarctionMI admissionsRevascularization statusImplantable cardioverter-defibrillator (ICD) useACTION Registry-GWTGICD implantation ratesMultivariable Cox modelPost-MI patientsYears of ageImplantation rateCardiac functionMedicare patientsCox modelPatientsAdmissionHigher likelihoodInfarctionImplantationAssociationYearsStatusICD
2015
Torsemide Versus Furosemide in Patients With Acute Heart Failure (from the ASCEND-HF Trial)
Mentz RJ, Hasselblad V, DeVore AD, Metra M, Voors AA, Armstrong PW, Ezekowitz JA, Tang WH, Schulte PJ, Anstrom KJ, Hernandez AF, Velazquez EJ, O'Connor CM. Torsemide Versus Furosemide in Patients With Acute Heart Failure (from the ASCEND-HF Trial). The American Journal Of Cardiology 2015, 117: 404-411. PMID: 26704029, PMCID: PMC4718787, DOI: 10.1016/j.amjcard.2015.10.059.Peer-Reviewed Original ResearchMeSH KeywordsAcute DiseaseAgedCause of DeathDose-Response Relationship, DrugDouble-Blind MethodFemaleFollow-Up StudiesFurosemideGlobal HealthHeart FailureHospitalizationHumansMaleMiddle AgedRetrospective StudiesSodium Potassium Chloride Symporter InhibitorsStroke VolumeSulfonamidesSurvival RateTorsemideTreatment OutcomeConceptsHeart failureChoice of diureticAcute heart failureDecompensated heart failureNatriuretic peptide levelsLow ejection fractionComparative effectiveness trialHF hospitalizationBlood pressureEjection fractionUnadjusted analysesAcute studyClinical effectivenessEffectiveness trialPeptide levelsPatientsFurosemideSimilar outcomesInverse probabilityPotential pharmacologicTorsemideDiureticsMortalityTrialsFailure
2014
Implication of right ventricular dysfunction on long-term outcome in patients with ischemic cardiomyopathy undergoing coronary artery bypass grafting with or without surgical ventricular reconstruction
Kukulski T, She L, Racine N, Gradinac S, Panza JA, Velazquez EJ, Chan K, Petrie MC, Lee KL, Pellikka PA, Romanov A, Biernat J, Rouleau JL, Batlle C, Rogowski J, Ferrazzi P, Zembala M, Oh JK, Investigators S. Implication of right ventricular dysfunction on long-term outcome in patients with ischemic cardiomyopathy undergoing coronary artery bypass grafting with or without surgical ventricular reconstruction. Journal Of Thoracic And Cardiovascular Surgery 2014, 149: 1312-1321. PMID: 25451487, PMCID: PMC4385741, DOI: 10.1016/j.jtcvs.2014.09.117.Peer-Reviewed Original ResearchMeSH KeywordsAgedCardiomyopathiesCoronary Artery BypassCoronary Artery DiseaseFemaleHeart VentriclesHumansKaplan-Meier EstimateMaleMiddle AgedPatient ReadmissionPlastic Surgery ProceduresProportional Hazards ModelsRisk FactorsSeverity of Illness IndexStroke VolumeTime FactorsTreatment OutcomeVentricular Dysfunction, RightVentricular Function, LeftVentricular Function, RightVentricular RemodelingConceptsRight ventricular dysfunctionCoronary artery bypassSurgical ventricular reconstructionSevere right ventricular dysfunctionArtery bypassVentricular dysfunctionRight ventricular functionVentricular reconstructionCause mortalityEnd pointVentricular functionClinical outcomesHigher pulmonary artery systolic pressureAdvanced left ventricular remodelingBaseline right ventricular functionPulmonary artery systolic pressureVentricular ejection fraction 35Ejection fraction 35Larger left ventriclePrimary end pointSecondary end pointsIschemic heart failureLow ejection fractionSevere mitral regurgitationCoronary artery disease
2012
Race and gender variation in the QT interval and its association with mortality in patients with coronary artery disease: Results from the Duke Databank for Cardiovascular Disease (DDCD)
Williams ES, Thomas KL, Broderick S, Shaw LK, Velazquez EJ, Al-Khatib SM, Daubert JP. Race and gender variation in the QT interval and its association with mortality in patients with coronary artery disease: Results from the Duke Databank for Cardiovascular Disease (DDCD). American Heart Journal 2012, 164: 434-441. PMID: 22980312, DOI: 10.1016/j.ahj.2012.05.024.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseCause mortalityArtery diseaseProlonged QTcRisk factorsQT intervalMortality riskLow glomerular filtration rateHigher diastolic blood pressureNative coronary artery stenosisCardiac risk factorsLow ejection fractionDiastolic blood pressureGlomerular filtration rateCoronary artery stenosisRisk of deathCardiac catheterizationCardiac eventsDuke DatabankBlood pressureEjection fractionQTc intervalQTc prolongationArtery stenosisBaseline electrocardiogram
2008
Impact of Left Ventricular Dysfunction on Hospital Mortality Among Patients Undergoing Elective Percutaneous Coronary Intervention
Wallace TW, Berger JS, Wang A, Velazquez EJ, Brown DL. Impact of Left Ventricular Dysfunction on Hospital Mortality Among Patients Undergoing Elective Percutaneous Coronary Intervention. The American Journal Of Cardiology 2008, 103: 355-360. PMID: 19166689, DOI: 10.1016/j.amjcard.2008.09.088.Peer-Reviewed Original ResearchConceptsElective percutaneous coronary interventionPercutaneous coronary interventionHospital mortalityEjection fractionCoronary interventionOdds ratioLeft ventricular systolic dysfunctionHospital mortality increasesReduced ejection fractionRetrospective cohort studyVentricular systolic dysfunctionLeft ventricular dysfunctionLow ejection fractionLV ejection fractionAdjusted hospital mortalitySystolic dysfunctionVentricular dysfunctionCohort studyMultivariate adjustmentMedical therapyEF groupPatientsMortalityOutcome variablesMortality increases