2019
Trends in cardiorespiratory fitness: The evolution of exercise treadmill testing at a single Academic Medical Center from 1970 to 2012
Kelly JP, Andonian BJ, Patel MJ, Huang Z, Shaw LK, McGarrah RW, Borges-Neto S, Velazquez EJ, Kraus WE. Trends in cardiorespiratory fitness: The evolution of exercise treadmill testing at a single Academic Medical Center from 1970 to 2012. American Heart Journal 2019, 210: 88-97. PMID: 30743212, PMCID: PMC6441626, DOI: 10.1016/j.ahj.2019.01.001.Peer-Reviewed Original ResearchConceptsExercise treadmill testingCardiorespiratory fitnessTreadmill testingMetabolic equivalentsSingle academic medical centerStandard Bruce protocolMaximal treadmill speedDuke University HospitalAcademic medical centerBaseline comorbiditiesEligible patientsNuclear perfusionBruce protocolClinical outcomesStress echocardiographyUniversity HospitalMedical CenterMedical care environmentClinical practiceRamp protocolMaximal exertionPatientsTreadmill speedPowerful predictorCare environment
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
Ten-Year Outcomes After Coronary Artery Bypass Grafting According to Age in Patients With Heart Failure and Left Ventricular Systolic Dysfunction
Petrie MC, Jhund PS, She L, Adlbrecht C, Doenst T, Panza JA, Hill JA, Lee KL, Rouleau JL, Prior DL, Ali IS, Maddury J, Golba KS, White HD, Carson P, Chrzanowski L, Romanov A, Miller AB, Velazquez EJ. Ten-Year Outcomes After Coronary Artery Bypass Grafting According to Age in Patients With Heart Failure and Left Ventricular Systolic Dysfunction. Circulation 2016, 134: 1314-1324. PMID: 27573034, PMCID: PMC5089908, DOI: 10.1161/circulationaha.116.024800.Peer-Reviewed Original ResearchConceptsCoronary artery bypassCause mortalityMedical therapyCardiovascular mortalityYounger patientsEjection fractionHeart failureCABG groupArtery bypassOlder patientsCardiovascular hospitalizationBenefit of CABGEfficacy of CABGCardiopulmonary bypass timeReduced ejection fractionVentricular systolic dysfunctionBaseline ejection fractionCoronary artery diseaseEffect of CABGTen-year outcomesConsistent beneficial effectsMore comorbiditiesSTICH trialBypass timeCardiovascular death
2015
Human Immunodeficiency Virus and Heart Failure in Low- and Middle-Income Countries
Bloomfield GS, Alenezi F, Barasa FA, Lumsden R, Mayosi BM, Velazquez EJ. Human Immunodeficiency Virus and Heart Failure in Low- and Middle-Income Countries. JACC Heart Failure 2015, 3: 579-590. PMID: 26251085, PMCID: PMC4530470, DOI: 10.1016/j.jchf.2015.05.003.Peer-Reviewed Original ResearchConceptsHuman immunodeficiency virusHeart failureMiddle-income countriesImmunodeficiency virusChronic diseasesBurden of HIVTraditional cardiovascular risk factorsCommon cardiac diagnosesCardiovascular risk factorsLarge observational studiesLife expectancySuccessful combination therapyCare of peopleAntiretroviral therapyClinical characteristicsTreatment patternsSociety guidelinesCombination therapyRisk factorsClinical studiesObservational studyDiagnostic criteriaCardiac diagnosisHigh mortalityCardiac glycosides
2012
Mechanisms and Predictors of Mitral Regurgitation after High-Risk Myocardial Infarction
Meris A, Amigoni M, Verma A, Thune JJ, Køber L, Velazquez E, McMurray JJ, Pfeffer MA, Califf R, Levine RA, Solomon SD, Investigators V. Mechanisms and Predictors of Mitral Regurgitation after High-Risk Myocardial Infarction. Journal Of The American Society Of Echocardiography 2012, 25: 535-542. PMID: 22305962, PMCID: PMC3501447, DOI: 10.1016/j.echo.2012.01.006.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAngiotensin-Converting Enzyme InhibitorsCaptoprilDisease ProgressionEchocardiography, Doppler, ColorElectrocardiographyFemaleFollow-Up StudiesHumansMaleMiddle AgedMitral Valve InsufficiencyMonitoring, PhysiologicMultivariate AnalysisMyocardial InfarctionPredictive Value of TestsProspective StudiesReference ValuesReproducibility of ResultsRisk AssessmentROC CurveSeverity of Illness IndexSex FactorsStatistics, NonparametricStroke VolumeTetrazolesTime FactorsValineValsartanVentricular Dysfunction, LeftVentricular RemodelingConceptsHigh-risk myocardial infarctionBaseline mitral regurgitationMitral regurgitationMyocardial infarctionAtrial sizeIndependent predictorsCoaptation depthProgression of MRMitral valve deformationStructural valve diseaseSevere mitral regurgitationFunctional mitral regurgitationIschemic mitral regurgitationGood-quality echocardiogramsMitral annular areaMitral tentingMR degreeLV dysfunctionTenting areaBaseline characteristicsDiastolic functionHeart failureValve diseaseLV remodelingVentricular remodeling
2011
Predictors and prognostic impact of recurrent myocardial infarction in patients with left ventricular dysfunction, heart failure, or both following a first myocardial infarction
Thune JJ, Signorovitch JE, Kober L, McMurray JJ, Swedberg K, Rouleau J, Maggioni A, Velazquez E, Califf R, Pfeffer MA, Solomon SD. Predictors and prognostic impact of recurrent myocardial infarction in patients with left ventricular dysfunction, heart failure, or both following a first myocardial infarction. European Journal Of Heart Failure 2011, 13: 148-153. PMID: 21037250, DOI: 10.1093/eurjhf/hfq194.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedCaptoprilCause of DeathConfidence IntervalsDrug Therapy, CombinationFemaleFollow-Up StudiesHeart FailureHumansMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionPredictive Value of TestsPrognosisProportional Hazards ModelsRecurrenceRisk AssessmentSeverity of Illness IndexSex FactorsSurvival AnalysisTetrazolesTime FactorsValineValsartanVentricular Dysfunction, LeftConceptsRecurrent myocardial infarctionFirst myocardial infarctionRisk of deathLeft ventricular dysfunctionMyocardial infarctionVentricular dysfunctionHeart failurePrognostic impactOne-year mortalityGlomerular filtration rateEarly reinfarctionLate reinfarctionTrial cohortUnstable anginaProlong survivalMedian timeMI survivorsFiltration ratePatientsContemporary managementContemporary treatmentInfarctionMortalityReinfarctionDeath
2010
Impact of early surgery on survival of patients with severe mitral regurgitation
Samad Z, Kaul P, Shaw LK, Glower DD, Velazquez EJ, Douglas PS, Jollis JG. Impact of early surgery on survival of patients with severe mitral regurgitation. Heart 2010, 97: 221. PMID: 21071750, DOI: 10.1136/hrt.2010.202432.Peer-Reviewed Original ResearchConceptsSevere mitral regurgitationDegenerative mitral regurgitationEarly surgery groupLate surgery groupEarly surgeryMitral regurgitationSurgery groupLate surgeryGuideline indicationsOptimal timingValve diseaseMV repairAdjusted Cox regression modelCongenital mitral valve diseaseValve repair/replacementSevere degenerative mitral regurgitationACC/AHA guideline recommendationsSevere valve diseaseSurvival of patientsTiming of surgeryMitral valve diseaseCox regression modelLong-term survivalEarly referralCoronary disease
2008
High-risk myocardial infarction in the young: The VALsartan In Acute myocardial iNfarcTion (VALIANT) trial
Anderson RE, Pfeffer MA, Thune JJ, McMurray JJ, Califf RM, Velazquez E, White HD, Rouleau JL, Skali H, Maggioni A, Solomon SD. High-risk myocardial infarction in the young: The VALsartan In Acute myocardial iNfarcTion (VALIANT) trial. American Heart Journal 2008, 155: 706-711. PMID: 18371480, DOI: 10.1016/j.ahj.2007.11.016.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAngiotensin II Type 1 Receptor BlockersAngiotensin-Converting Enzyme InhibitorsCardiovascular DiseasesDiabetes ComplicationsFemaleHumansHypertensionKaplan-Meier EstimateMaleMiddle AgedMortalityMultivariate AnalysisMyocardial InfarctionProportional Hazards ModelsRisk FactorsSex FactorsSmokingSurvivorsTetrazolesValineValsartanConceptsAcute myocardial infarctionAcute Myocardial Infarction trialMyocardial Infarction trialRisk factorsMyocardial infarctionHigh-risk myocardial infarctionCardiovascular event ratesInfluence of hypertensionMultivariate Cox regressionPrognostic risk factorsHistory of MICardiovascular outcomesCurrent smokersLess diabetesYounger patientsCox regressionPost-AMIAdvanced ageRelative riskYoung survivorsAge groupsHypertensionEvent ratesPatientsOutcomes
2005
Discovering the Full Spectrum of Cardiovascular Disease
Benjamin EJ, Jessup M, Flack JM, Krumholz HM, Liu K, Nadkarni VM, Rhoades DA, Rodriguez BL, Scott RP, Taylor MP, Velazquez EJ, Winkleby MA. Discovering the Full Spectrum of Cardiovascular Disease. Circulation 2005, 111: e124-33. PMID: 15769754, DOI: 10.1161/01.cir.0000157742.95689.65.Peer-Reviewed Original ResearchAdolescentAdultAge FactorsAgedArteriosclerosisAsianBlack or African AmericanBody Mass IndexCardiovascular DiseasesChildCohort StudiesComorbidityFemaleGlucose IntoleranceHawaiiHealth SurveysHumansIncidenceIndians, North AmericanJapanMaleMexican AmericansMiddle AgedMinority GroupsRisk FactorsSex FactorsUnited StatesWhite People