2019
Community Health Workers Improve Linkage to Hypertension Care in Western Kenya
Vedanthan R, Kamano JH, DeLong AK, Naanyu V, Binanay CA, Bloomfield GS, Chrysanthopoulou SA, Finkelstein EA, Hogan JW, Horowitz CR, Inui TS, Menya D, Orango V, Velazquez EJ, Were MC, Kimaiyo S, Fuster V. Community Health Workers Improve Linkage to Hypertension Care in Western Kenya. Journal Of The American College Of Cardiology 2019, 74: 1897-1906. PMID: 31487546, PMCID: PMC6788970, DOI: 10.1016/j.jacc.2019.08.003.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntihypertensive AgentsBlood PressureBlood Pressure DeterminationCluster AnalysisCommunicationCommunity Health ServicesCommunity Health WorkersFemaleHealth BehaviorHealth PromotionHealth Services AccessibilityHealth Services ResearchHumansHypertensionKenyaMaleMedication AdherenceMiddle AgedRisk FactorsSmartphoneSystoleTelemedicineConceptsCommunity health workersElevated blood pressureBlood pressureSystolic BPUsual careHealth workersHypertension careCovariate-adjusted mixed effects modelAverage overall followBaseline systolic BPHypertension care programCo-primary outcomesSystolic blood pressureSBP reductionHypertension controlOverall followSBP changeRisk factorsCare programLinkage of individualsCareMixed effects modelsGreater reductionMobile healthMortality
2018
Left Ventricular Global Longitudinal Strain Can Reliably Be Measured from a Single Apical Four-Chamber View in Patients with Heart Failure
Alenezi F, Ambrosy AP, Phelan M, Chiswell K, Abudaqa L, Alajmi H, Kisslo J, Velazquez EJ. Left Ventricular Global Longitudinal Strain Can Reliably Be Measured from a Single Apical Four-Chamber View in Patients with Heart Failure. Journal Of The American Society Of Echocardiography 2018, 32: 317-318. PMID: 30552031, DOI: 10.1016/j.echo.2018.10.009.Peer-Reviewed Original ResearchPredictors and Changes in Cardiac Hemodynamics and Geometry With Transcatheter Aortic Valve Implantation
Alenezi F, Fudim M, Rymer J, Dunning A, Chiswell K, Swaminathan M, Bottiger B, Velagapudi P, Nicoara A, Kisslo J, Velazquez E, Vemulapalli S, Bloomfield GS, Samad Z. Predictors and Changes in Cardiac Hemodynamics and Geometry With Transcatheter Aortic Valve Implantation. The American Journal Of Cardiology 2018, 123: 813-819. PMID: 30598241, DOI: 10.1016/j.amjcard.2018.11.038.Peer-Reviewed Original ResearchConceptsTranscatheter aortic valve implantationAortic valve implantationLV ejection fractionAortic stenosisValve implantationEjection fractionLV massCardiac hemodynamicsBaseline LV ejection fractionLeft ventricle mass indexPost-TAVI paravalvular leakLV global longitudinal strainDuke University Medical CenterBaseline LV massLV mass regressionSevere aortic stenosisVentricle mass indexGlobal longitudinal strainTreatment of patientsUniversity Medical CenterGreat clinical successTAVI patientsReverse remodelingTransthoracic echocardiographyMedian ageClinical Utility and Prognostic Value of Right Atrial Function in Pulmonary Hypertension
Alenezi F, Mandawat A, Il'Giovine ZJ, Shaw LK, Siddiqui I, Tapson VF, Arges K, Rivera D, Romano MMD, Velazquez EJ, Douglas PS, Samad Z, Rajagopal S. Clinical Utility and Prognostic Value of Right Atrial Function in Pulmonary Hypertension. Circulation Cardiovascular Imaging 2018, 11: e006984. PMID: 30571314, PMCID: PMC6309911, DOI: 10.1161/circimaging.117.006984.Peer-Reviewed Original ResearchConceptsPulmonary arterial hypertensionArterial hypertensionRA dysfunctionLongitudinal strainComplete echocardiographic dataResults Study subjectsRight atrial functionRight atrial enlargementComposite of timeEarly diastolic SRPeak longitudinal strainRA conduitRA reservoirMultivariable adjustmentPulmonary hypertensionAtrial functionComposite outcomeDiastolic SRAtrial enlargementAtrial sizePrimary outcomePrognostic importancePrognostic valueAdverse outcomesMean age
2017
Comparison of Incidence of Left Ventricular Systolic Dysfunction Among Patients With Left Bundle Branch Block Versus Those With Normal QRS Duration
Sze E, Dunning A, Loring Z, Atwater BD, Chiswell K, Daubert JP, Kisslo JA, Mark DB, Velazquez EJ, Samad Z. Comparison of Incidence of Left Ventricular Systolic Dysfunction Among Patients With Left Bundle Branch Block Versus Those With Normal QRS Duration. The American Journal Of Cardiology 2017, 120: 1990-1997. PMID: 28958452, DOI: 10.1016/j.amjcard.2017.08.003.Peer-Reviewed Original ResearchConceptsLeft ventricular systolic dysfunctionLeft bundle branch blockVentricular systolic dysfunctionBundle branch blockEjection fractionBaseline echocardiogramSystolic dysfunctionBranch blockQRS durationRisk factorsRelative riskLeft ventricular assist deviceNarrow QRS durationCohort of patientsNormal QRS durationFinal study cohortCommon risk factorsComparison of incidenceVentricular assist deviceHeart transplantStudy cohortLBBB patientsHigh incidencePatientsEchocardiogramUsefulness of Myocardial Annular Velocity Change During Mental Stress to Predict Cardiovascular Outcome in Patients With Coronary Artery Disease (From the Responses of Mental Stress-Induced Myocardial Ischemia to Escitalopram Treatment Trial)
Alenezi F, Brummett BH, Boyle SH, Samad Z, Babyak MA, Alzaeim N, Wilson J, Romano MMD, Sun JL, Ersboll M, O'Connor CM, Velazquez EJ, Jiang W. Usefulness of Myocardial Annular Velocity Change During Mental Stress to Predict Cardiovascular Outcome in Patients With Coronary Artery Disease (From the Responses of Mental Stress-Induced Myocardial Ischemia to Escitalopram Treatment Trial). The American Journal Of Cardiology 2017, 120: 1495-1500. PMID: 28917493, DOI: 10.1016/j.amjcard.2017.07.039.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseStable coronary artery diseaseAdverse cardiovascular outcomesCardiovascular outcomesArtery diseaseNew York Heart Association functional class IMental stress-induced myocardial ischemiaStress-induced myocardial ischemiaNonfatal cardiovascular eventsFunctional class IMental stress testingCox regression modelMS-induced changesCardiovascular eventsCause mortalityUnplanned hospitalizationPrognostic factorsMean ageMyocardial ischemiaSystolic velocityAnnular velocityPatientsMental stressClass IMACERace and Sex Differences in QRS Interval and Associated Outcome Among Patients with Left Ventricular Systolic Dysfunction
Randolph TC, Broderick S, Shaw LK, Chiswell K, Mentz RJ, Kutyifa V, Velazquez EJ, Gilliam FR, Thomas KL. Race and Sex Differences in QRS Interval and Associated Outcome Among Patients with Left Ventricular Systolic Dysfunction. Journal Of The American Heart Association 2017, 6: e004381. PMID: 28320746, PMCID: PMC5523998, DOI: 10.1161/jaha.116.004381.Peer-Reviewed Original ResearchConceptsQRS durationBundle branch blockWhite patientsHeart failureBlack patientsBranch blockNon-left bundle branch block morphologyLeft ventricular systolic dysfunctionMultivariable Cox regression modelsBundle branch block morphologyLeft bundle branch blockMedian QRS durationVentricular systolic dysfunctionHeart failure patientsVentricular ejection fractionShorter QRS durationCox regression modelRisk of mortalityDuke University HospitalBlack individualsSex differencesCause mortalitySystolic dysfunctionCoronary angiographyEjection fraction
2016
Cardiovascular Outcomes According to Systolic Blood Pressure in Patients With and Without Diabetes: An ACCOMPLISH Substudy
Weber MA, Bloch M, Bakris GL, Weir MR, Zappe DH, Dahlof B, Velazquez EJ, Pitt B, Basile JN, Jamerson K, Hua TA. Cardiovascular Outcomes According to Systolic Blood Pressure in Patients With and Without Diabetes: An ACCOMPLISH Substudy. Journal Of Clinical Hypertension 2016, 18: 299-307. PMID: 27060568, PMCID: PMC8032014, DOI: 10.1111/jch.12816.Peer-Reviewed Original ResearchMeSH KeywordsAgedAntihypertensive AgentsBlood PressureBlood Pressure DeterminationDiabetes Mellitus, Type 2Double-Blind MethodDrug Therapy, CombinationFemaleFollow-Up StudiesHumansHypertensionIncidenceMaleMyocardial InfarctionProspective StudiesRisk AssessmentRisk FactorsStrokeSurvival RateSystoleTreatment OutcomeUnited StatesConceptsSystolic blood pressureNondiabetic cohortCardiovascular outcomesPrimary endpointBlood pressurePrimary endpoint event rateTreatment systolic blood pressureEvent ratesAvoiding Cardiovascular EventsBlood pressure targetsDifferent SBP targetsFurther SBP reductionSystolic Hypertension (ACCOMPLISH) trialAdverse renal eventsComposite primary endpointTotal stroke ratesCV protectionNondiabetic patientsRenal considerationsRenal eventsSBP categoriesSBP reductionCardiovascular eventsHypertension trialsPressure targets
2015
Importance of Angina in Patients With Coronary Disease, Heart Failure, and Left Ventricular Systolic Dysfunction Insights From STICH
Jolicœur EM, Dunning A, Castelvecchio S, Dabrowski R, Waclawiw MA, Petrie MC, Stewart R, Jhund PS, Desvigne-Nickens P, Panza JA, Bonow RO, Sun B, San TR, Al-Khalidi HR, Rouleau JL, Velazquez EJ, Cleland JGF. Importance of Angina in Patients With Coronary Disease, Heart Failure, and Left Ventricular Systolic Dysfunction Insights From STICH. Journal Of The American College Of Cardiology 2015, 66: 2092-2100. PMID: 26541919, PMCID: PMC4655599, DOI: 10.1016/j.jacc.2015.08.882.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseLV systolic dysfunctionGreater survival benefitMedical therapySystolic dysfunctionCause mortalitySurvival benefitWorse prognosisCoronary artery bypass graft surgeryLeft ventricular systolic dysfunctionArtery bypass graft surgeryLong-term clinical outcomesGreater prognostic benefitBypass graft surgeryVentricular systolic dysfunctionEffect of CABGMultivariable CoxSTICH trialGraft surgeryPrognostic benefitArtery diseaseCoronary diseaseEjection fractionHeart failureClinical outcomes
2013
Systolic Blood Pressure and Cardiovascular Outcomes During Treatment of Hypertension
Weber MA, Bakris GL, Hester A, Weir MR, Hua TA, Zappe D, Dahlof B, Velazquez EJ, Pitt B, Jamerson K. Systolic Blood Pressure and Cardiovascular Outcomes During Treatment of Hypertension. The American Journal Of Medicine 2013, 126: 501-508. PMID: 23541376, DOI: 10.1016/j.amjmed.2013.01.007.Peer-Reviewed Original ResearchConceptsSystolic blood pressureHigh-risk hypertensive patientsPrimary end pointBlood pressure levelsSystolic bloodBlood pressureCardiovascular deathCardiovascular eventsCardiovascular outcomesCoronary eventsEnd pointHypertensive patientsMyocardial infarctionSystolic blood pressure levelsAvoiding Cardiovascular EventsSystolic Hypertension (ACCOMPLISH) trialTotal myocardial infarctionBlood pressure groupMajor cardiovascular eventsMean patient ageNonfatal myocardial infarctionCardiovascular event ratesRenal end pointsLower blood pressureTreatment of hypertension
2012
Core Lab Analysis of Baseline Echocardiographic Studies in the STICH Trial and Recommendation for Use of Echocardiography in Future Clinical Trials
Oh JK, Pellikka PA, Panza JA, Biernat J, Attisano T, Manahan BG, Wiste HJ, Lin G, Lee K, Miller FA, Stevens S, Sopko G, She L, Velazquez EJ, Investigators S. Core Lab Analysis of Baseline Echocardiographic Studies in the STICH Trial and Recommendation for Use of Echocardiography in Future Clinical Trials. Journal Of The American Society Of Echocardiography 2012, 25: 327-336. PMID: 22227341, PMCID: PMC3310914, DOI: 10.1016/j.echo.2011.12.002.Peer-Reviewed Original ResearchConceptsEjection fractionEffective regurgitant orifice areaRegurgitant orifice areaIschemic cardiomyopathyClinical practiceVentricular end-systolic volume indexPulmonary artery systolic pressureEnd-systolic volume indexLeast moderate mitral regurgitationOrifice areaBaseline echocardiographic examinationBaseline echocardiographic findingsBaseline echocardiographic studyCore lab analysisCoronary artery bypassIschemic heart failureMean ejection fractionCoronary artery diseaseModerate mitral regurgitationUse of echocardiographyMitral inflow velocityEchocardiography core laboratoryFuture clinical trialsCore laboratory analysisMitral regurgitation severity
2011
Predictors of systolic BP <140 mmHg and systolic BP level by randomly assigned treatment group (benazepril plus amlodipine or hydrochlorothiazide) in the ACCOMPLISH Study
Kjeldsen SE, Jamerson KA, Bakris GL, Pitt B, Dahlöf B, Velazquez EJ, Hua TA, Kelly RY, Zappe D, Hester A, Tuomilehto J, Östergren J, Ibsen H, Weber M, INVESTIGATORS F. Predictors of systolic BP <140 mmHg and systolic BP level by randomly assigned treatment group (benazepril plus amlodipine or hydrochlorothiazide) in the ACCOMPLISH Study. Blood Pressure 2011, 21: 82-87. PMID: 21830844, DOI: 10.3109/08037051.2011.598699.Peer-Reviewed Original ResearchConceptsSystolic blood pressureBetter SBP controlPrevious antihypertensive medicationsSBP controlAntihypertensive medicationsBaseline predictorsTreatment groupsHigher baseline systolic blood pressureCalcium channel blocker useUncontrolled systolic blood pressureHigher systolic blood pressureBaseline systolic blood pressureMain baseline predictorsUse of thiazidesSystolic BP levelsHigher diastolic BPMultivariable regression modelsLogistic regression modelsACCOMPLISH trialAmlodipine armRandomization armBlocker useCardiovascular outcomesInsulin useSystolic hypertension
2008
Emerging Role of Myocardial Perfusion Imaging to Evaluate Patients for Cardiac Resynchronization Therapy††Conflicts of interest: Dr. Garcia has an ownership interest in and serves as a consultant and advisory board member for Syntermed, Inc., Atlanta, Georgia. Dr. Garcia also receives royalties from the sale of clinical software that was used as part of this research. Dr. Borges-Neto and Dr. Trimble have received research support from the Duke-Medtronic Strategic Alliance, which funded some of the studies reviewed in this report.
Trimble MA, Borges-Neto S, Velazquez EJ, Chen J, Shaw LK, Pagnanelli R, Garcia EV, Iskandrian AE. Emerging Role of Myocardial Perfusion Imaging to Evaluate Patients for Cardiac Resynchronization Therapy††Conflicts of interest: Dr. Garcia has an ownership interest in and serves as a consultant and advisory board member for Syntermed, Inc., Atlanta, Georgia. Dr. Garcia also receives royalties from the sale of clinical software that was used as part of this research. Dr. Borges-Neto and Dr. Trimble have received research support from the Duke-Medtronic Strategic Alliance, which funded some of the studies reviewed in this report. The American Journal Of Cardiology 2008, 102: 211-217. PMID: 18602524, DOI: 10.1016/j.amjcard.2008.03.043.Peer-Reviewed Original ResearchConceptsCardiac resynchronization therapyMechanical dyssynchronyElectrical dyssynchronyMyocardial perfusionSignificant heart failure symptomsTomographic myocardial perfusion imagingLV functional improvementHeart failure symptomsLV systolic dysfunctionSevere LV dysfunctionSelection of patientsManagement of patientsLV mechanical dyssynchronyLeft ventricular dyssynchronyMyocardial perfusion imagingCurrent selection criteriaLV dysfunctionSystolic dysfunctionEchocardiographic measuresResynchronization therapyVentricular dyssynchronyCardiac resynchronizationClinical statusLV remodelingFailure symptomsRacial Analysis of Patients With Myocardial Infarction Complicated by Heart Failure and/or Left Ventricular Dysfunction Treated With Valsartan, Captopril, or Both
Prisant LM, Thomas KL, Lewis EF, Huang Z, Francis GS, Weaver WD, Pfeffer MA, McMurray JJ, Califf RM, Velazquez EJ. Racial Analysis of Patients With Myocardial Infarction Complicated by Heart Failure and/or Left Ventricular Dysfunction Treated With Valsartan, Captopril, or Both. Journal Of The American College Of Cardiology 2008, 51: 1865-1871. PMID: 18466801, DOI: 10.1016/j.jacc.2007.12.050.Peer-Reviewed Original ResearchMeSH KeywordsAngiotensin II Type 1 Receptor BlockersAngiotensin-Converting Enzyme InhibitorsBiomarkersBlack or African AmericanCaptoprilFemaleHeart FailureHospitalizationHumansIncidenceMaleMiddle AgedMyocardial InfarctionRetrospective StudiesRisk FactorsSystoleTetrazolesUnited StatesValineValsartanVentricular Dysfunction, LeftWhite PeopleConceptsLeft ventricular systolic dysfunctionHeart failureAcute myocardial infarctionMyocardial infarctionBaseline characteristicsAfrican AmericansMyocardial Infarction ComplicatedAngiotensin receptor blockersCoronary risk factorsOutcomes of patientsRecurrent myocardial infarctionVentricular systolic dysfunctionSimilar clinical outcomesHF hospitalizationCardiovascular morbidityCause mortalityReceptor blockersSystolic dysfunctionVentricular dysfunctionCardiovascular mortalityWhite patientsClinical outcomesPoor outcomeVALIANT trialSubgroup analysisUsefulness of Right Ventricular Fractional Area Change to Predict Death, Heart Failure, and Stroke Following Myocardial Infarction (from the VALIANT ECHO Study)
Anavekar NS, Skali H, Bourgoun M, Ghali JK, Kober L, Maggioni AP, McMurray JJ, Velazquez E, Califf R, Pfeffer MA, Solomon SD. Usefulness of Right Ventricular Fractional Area Change to Predict Death, Heart Failure, and Stroke Following Myocardial Infarction (from the VALIANT ECHO Study). The American Journal Of Cardiology 2008, 101: 607-612. PMID: 18308007, DOI: 10.1016/j.amjcard.2007.09.115.Peer-Reviewed Original ResearchConceptsRight ventricular fractional area changeVentricular fractional area changeRight ventricular functionHeart failureFractional area changeMyocardial infarctionClinical outcomesSudden deathCause mortalityVentricular dysfunctionEjection fractionVentricular functionBaseline right ventricular functionRight ventricular systolic functionSevere right ventricular dysfunctionLeft ventricular ejection fractionRecurrent myocardial infarctionRight ventricular dysfunctionLeft ventricular dysfunctionVentricular systolic functionVentricular ejection fractionMajor risk factorTwo-dimensional echocardiogramsCV deathCV outcomes
2006
Navigating the Crossroads of Coronary Artery Disease and Heart Failure
Gheorghiade M, Sopko G, De Luca L, Velazquez EJ, Parker JD, Binkley PF, Sadowski Z, Golba KS, Prior DL, Rouleau JL, Bonow RO. Navigating the Crossroads of Coronary Artery Disease and Heart Failure. Circulation 2006, 114: 1202-1213. PMID: 16966596, DOI: 10.1161/circulationaha.106.623199.Peer-Reviewed Original ResearchLetter by Bourque et al Regarding Article, “Changing Incidence and Survival for Heart Failure in a Well-Defined Older Population, 1970–1974 and 1990–1994”
Bourque JM, O’Connor C, Velazquez EJ. Letter by Bourque et al Regarding Article, “Changing Incidence and Survival for Heart Failure in a Well-Defined Older Population, 1970–1974 and 1990–1994”. Circulation 2006, 114: e255-e255. PMID: 16908779, DOI: 10.1161/circulationaha.106.632786.Peer-Reviewed Original Research
2005
Outcomes by Race and Etiology of Patients With Left Ventricular Systolic Dysfunction
Thomas KL, East MA, Velazquez EJ, Tuttle RH, Shaw LK, O’Connor C, Peterson ED. Outcomes by Race and Etiology of Patients With Left Ventricular Systolic Dysfunction. The American Journal Of Cardiology 2005, 96: 956-963. PMID: 16188524, DOI: 10.1016/j.amjcard.2005.07.002.Peer-Reviewed Original ResearchConceptsProportional hazards regression modelsLV systolic dysfunctionVentricular systolic dysfunctionSystolic dysfunctionNonischemic etiologyHeart failureAdjusted Cox proportional hazards regression modelNew York Heart Association class IICox proportional hazards regression modelRacial differencesIschemic LV systolic dysfunctionSignificant coronary artery diseaseLong-term mortality riskWorse long-term outcomesNonischemic LV dysfunctionOutcomes of patientsSystolic heart failureEtiology of patientsLV ejection fractionCoronary artery diseaseLong-term outcomesHazards regression modelsLV dysfunctionWorse survivalArtery disease