2018
Tricuspid Valve Regurgitation Immediately After Heart Transplant and Long-Term Outcomes
Bishawi M, Zanotti G, Shaw L, MacKenzie M, Castleberry A, Bartels K, Schroder J, Velazquez E, Swaminathan M, Rogers J, Milano C. Tricuspid Valve Regurgitation Immediately After Heart Transplant and Long-Term Outcomes. The Annals Of Thoracic Surgery 2018, 107: 1348-1355. PMID: 30529215, PMCID: PMC7256852, DOI: 10.1016/j.athoracsur.2018.10.065.Peer-Reviewed Original ResearchConceptsSignificant tricuspid valve regurgitationTricuspid valve regurgitationLong-term outcomesHeart transplantationCardiopulmonary bypassTR gradeValve regurgitationSurgical repairValve repairCommon findingOrthotropic heart transplantationPostoperative plasma creatininePulmonary vascular resistanceTricuspid valve repairEarly surgical repairEarly morbidityPostoperative stayCardiac transplantationMultiorgan transplantsVascular resistanceTransplant databaseHeart transplantAdjusted survivalPlasma creatinineTransplant
2017
Prevalence and Outcomes of Left‐Sided Valvular Heart Disease Associated With Chronic Kidney Disease
Samad Z, Sivak JA, Phelan M, Schulte PJ, Patel U, Velazquez EJ. Prevalence and Outcomes of Left‐Sided Valvular Heart Disease Associated With Chronic Kidney Disease. Journal Of The American Heart Association 2017, 6: e006044. PMID: 29021274, PMCID: PMC5721834, DOI: 10.1161/jaha.117.006044.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAged, 80 and overAortic ValveAortic Valve StenosisComorbidityDatabases, FactualEchocardiographyFemaleGlomerular Filtration RateHumansKaplan-Meier EstimateKidneyMaleMiddle AgedMitral ValveMitral Valve InsufficiencyNorth CarolinaPrevalencePrognosisProportional Hazards ModelsRenal Insufficiency, ChronicRetrospective StudiesRisk FactorsSeverity of Illness IndexSex FactorsTime FactorsConceptsChronic kidney diseaseFive-year survival estimatesNon-CKD patientsCKD patientsMitral regurgitationMR severityKidney diseaseSurvival estimatesCoronary artery bypassGlomerular filtration ratePercutaneous coronary interventionSevere mitral regurgitationValvular heart diseaseSerum creatinine valuesAdverse prognostic markerRegurgitant valve lesionsIndex echocardiogramSevere ASArtery bypassIntervention patientsValve lesionsValve surgeryCoronary interventionHazard ratioHeart failure
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 Heart Failure Patients
Mentz RJ, Buggey J, Fiuzat M, Ersbøll MK, Schulte PJ, DeVore AD, Eisenstein EL, Anstrom KJ, O'Connor C, Velazquez EJ. Torsemide Versus Furosemide in Heart Failure Patients. Journal Of Cardiovascular Pharmacology 2015, 65: 438-443. PMID: 25945862, PMCID: PMC4423558, DOI: 10.1097/fjc.0000000000000212.Peer-Reviewed Original ResearchMeSH KeywordsAcademic Medical CentersAgedComorbidityDatabases, FactualFemaleFurosemideHeart FailureHumansKaplan-Meier EstimateMaleMiddle AgedNorth CarolinaRetrospective StudiesRisk FactorsSex FactorsSodium Potassium Chloride Symporter InhibitorsSulfonamidesTertiary Care CentersTorsemideTreatment OutcomeUltrasonographyConceptsHeart failure patientsFailure patientsEffects of torsemideFurosemide-treated patientsMore comorbiditiesCause mortalityBaseline characteristicsProspective trialHeart failureLoop diureticsResidual confoundingPatientsDuke HospitalFurosemideRisk adjustmentTorsemideMortalityLab databaseComorbiditiesDiureticsHospitalTrials
2014
Clinical outcome as a function of the PR-interval—there is virtue in moderation: data from the Duke Databank for cardiovascular disease
Holmqvist F, Thomas KL, Broderick S, Ersbøll M, Singh D, Chiswell K, Shaw LK, Hegland DD, Velazquez EJ, Daubert JP. Clinical outcome as a function of the PR-interval—there is virtue in moderation: data from the Duke Databank for cardiovascular disease. EP Europace 2014, 17: 978-985. PMID: 25164430, DOI: 10.1093/europace/euu211.Peer-Reviewed Original ResearchConceptsCoronary heart diseaseHeart diseaseDuke University Medical CenterMajor cardiovascular outcomesMajor cardiovascular eventsNative coronary arteriesUniversity Medical CenterPR interval durationCV eventsCardiovascular eventsCardiovascular outcomesCause mortalityCoronary angiographyDuke DatabankClinical outcomesAtrial fibrillationPoor outcomeCoronary arterySignificant stenosisSinus rhythmCardiovascular diseaseMedical CenterHigh riskPatientsRelevant covariates
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 electrocardiogramLong-Term Survival of Patients With Ischemic Cardiomyopathy Treated by Coronary Artery Bypass Grafting Versus Medical Therapy
Velazquez EJ, Williams JB, Yow E, Shaw LK, Lee KL, Phillips HR, O'Connor CM, Smith PK, Jones RH. Long-Term Survival of Patients With Ischemic Cardiomyopathy Treated by Coronary Artery Bypass Grafting Versus Medical Therapy. The Annals Of Thoracic Surgery 2012, 93: 523-530. PMID: 22269720, PMCID: PMC3638256, DOI: 10.1016/j.athoracsur.2011.10.064.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplasty, Balloon, CoronaryCardiac CatheterizationCardiovascular AgentsComorbidityCoronary Artery BypassDatabases, FactualFemaleFollow-Up StudiesHeart FailureHumansKaplan-Meier EstimateMaleMiddle AgedMitral Valve InsufficiencyModels, CardiovascularMyocardial IschemiaNorth CarolinaRetrospective StudiesRisk FactorsStroke VolumeTreatment OutcomeConceptsVentricular ejection fractionCoronary artery diseaseMedical therapyArtery diseaseEjection fractionCanadian Cardiovascular Society class III anginaLeft ventricular ejection fractionRisk-adjusted mortality ratesClass III anginaLeft main diseaseCoronary artery bypassLeft main stenosisLong-term mortalityIschemic heart diseaseTrial entry criteriaAcute myocardial infarctionMain outcome measuresPropensity score analysisArtery bypassCohort studyMain stenosisObservational cohortSurvival benefitCardiac catheterizationDuke Databank
2006
Contemporary performance of surgical ventricular restoration procedures: Data from the Society of Thoracic Surgeons' National Cardiac Database
Hernandez AF, Velazquez EJ, Dullum MK, O'Brien SM, Ferguson TB, Peterson ED. Contemporary performance of surgical ventricular restoration procedures: Data from the Society of Thoracic Surgeons' National Cardiac Database. American Heart Journal 2006, 152: 494-499. PMID: 16923420, DOI: 10.1016/j.ahj.2006.01.016.Peer-Reviewed Original ResearchConceptsSurgical ventricular restorationNational Cardiac DatabaseThoracic Surgeons National Cardiac DatabaseSVR procedureCardiac DatabaseSurgical ventricular restoration proceduresAdverse procedural outcomesVentricular restoration proceduresCombined end pointSevere mitral insufficiencyLeft ventricular dysfunctionCongestive heart failureInsulin-dependent diabetesStatus of surgeryCombined deathMajor morbidityOperative mortalityVentricular dysfunctionBaseline characteristicsOperative riskRenal failureCoronary diseaseHeart failureMajor complicationsOperative outcomes