2018
Variability in Ejection Fraction Measured By Echocardiography, Gated Single-Photon Emission Computed Tomography, and Cardiac Magnetic Resonance in Patients With Coronary Artery Disease and Left Ventricular Dysfunction
Pellikka PA, She L, Holly TA, Lin G, Varadarajan P, Pai RG, Bonow RO, Pohost GM, Panza JA, Berman DS, Prior DL, Asch FM, Borges-Neto S, Grayburn P, Al-Khalidi HR, Miszalski-Jamka K, Desvigne-Nickens P, Lee KL, Velazquez EJ, Oh JK. Variability in Ejection Fraction Measured By Echocardiography, Gated Single-Photon Emission Computed Tomography, and Cardiac Magnetic Resonance in Patients With Coronary Artery Disease and Left Ventricular Dysfunction. JAMA Network Open 2018, 1: e181456-e181456. PMID: 30646130, PMCID: PMC6324278, DOI: 10.1001/jamanetworkopen.2018.1456.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionCoronary artery diseaseCardiovascular magnetic resonanceVentricular ejection fractionArtery diseaseCore laboratorySingle photon emissionVentricular dysfunctionEjection fractionBland-Altman plotsLVEF measurementsAssociation of LVEFGated single-photon emissionIschemic heart failureLeft ventricular dysfunctionSubset of patientsOptimal treatment strategyImaging modalitiesMulticenter diagnostic studyCardiac magnetic resonanceInternational multicenter studyLVEF dataMost patientsHeart failureSurgical treatment
2016
Markers of Atherosclerosis, Clinical Characteristics, and Treatment Patterns in Heart Failure A Case-Control Study of Middle-Aged Adult Heart Failure Patients in Rural Kenya
Bloomfield GS, DeLong AK, Akwanalo CO, Hogan JW, Carter EJ, Aswa DF, Binanay C, Koech M, Kimaiyo S, Velazquez EJ. Markers of Atherosclerosis, Clinical Characteristics, and Treatment Patterns in Heart Failure A Case-Control Study of Middle-Aged Adult Heart Failure Patients in Rural Kenya. Global Heart 2016, 11: 97-107. PMID: 27102027, PMCID: PMC4843836, DOI: 10.1016/j.gheart.2015.12.014.Peer-Reviewed Original ResearchMeSH KeywordsAgedAnkle Brachial IndexAtherosclerosisBiomarkersCardiomyopathy, DilatedCase-Control StudiesDyslipidemiasEchocardiographyElectrocardiographyFemaleGuideline AdherenceHeart FailureHumansHypertensionKenyaLogistic ModelsMaleMiddle AgedMyocardial IschemiaOdds RatioPractice Guidelines as TopicRisk FactorsRural PopulationConceptsAnkle-brachial indexAtherosclerotic risk factorsIschemic heart failureHeart failureCase-control studyWall motion abnormalitiesRisk factorsMotion abnormalitiesAdult heart failure patientsHuman immunodeficiency virus (HIV) infectionA Case-Control StudyContribution of atherosclerosisImmunodeficiency virus infectionMarker of atherosclerosisHeart failure patientsMultivariable logistic regressionPhysical examination findingsConfidence intervalsRural KenyaIschemic patternLipid testingClinical characteristicsFailure patientsMost patientsExamination findings
2008
Predictors of the first heart failure hospitalization in patients who are stable survivors of myocardial infarction complicated by pulmonary congestion and/or left ventricular dysfunction: a VALIANT study
Lewis EF, Velazquez EJ, Solomon SD, Hellkamp AS, McMurray JJ, Mathias J, Rouleau JL, Maggioni AP, Swedberg K, Kober L, White H, Dalby AJ, Francis GS, Zannad F, Califf RM, Pfeffer MA. Predictors of the first heart failure hospitalization in patients who are stable survivors of myocardial infarction complicated by pulmonary congestion and/or left ventricular dysfunction: a VALIANT study. European Heart Journal 2008, 29: 748-756. PMID: 18308687, DOI: 10.1093/eurheartj/ehn062.Peer-Reviewed Original ResearchConceptsHeart failure hospitalizationMyocardial infarctionFailure hospitalizationHigh-risk acute myocardial infarctionFirst heart failure hospitalizationHigh-risk myocardial infarctionStable post-MI patientsIndex myocardial infarctionRecurrent myocardial infarctionPrior myocardial infarctionLong-term survivorsPost-MI patientsRisk of deathAcute myocardial infarctionOnset of HFAntecedent diabetesTime-dependent fashionVALIANT studyCardiovascular deathInitial hospitalizationVentricular dysfunctionMost patientsRenal functionIndependent predictorsPrognostic factors
2005
Resource use, costs, and quality of life among patients in the multinational Valsartan in Acute Myocardial Infarction Trial (VALIANT)
Reed SD, Radeva JI, Weinfurt KP, McMurray JJ, Pfeffer MA, Velazquez EJ, Allsbrook JS, Masselink LE, Sellers MA, Califf RM, Schulman KA, Investigators F. Resource use, costs, and quality of life among patients in the multinational Valsartan in Acute Myocardial Infarction Trial (VALIANT). American Heart Journal 2005, 150: 323-329. PMID: 16086938, DOI: 10.1016/j.ahj.2004.08.037.Peer-Reviewed Original ResearchMeSH KeywordsAmbulatory CareAngiotensin II Type 1 Receptor BlockersAngiotensin-Converting Enzyme InhibitorsCaptoprilDrug CostsGlobal HealthHealth Care CostsHealth ResourcesHeart FailureHospital CostsHospitalizationHumansMyocardial InfarctionProspective StudiesQuality of LifeTetrazolesValineValsartanVentricular Dysfunction, LeftConceptsQuality of lifeMyocardial infarctionAcute Myocardial Infarction trialLower medication costsMyocardial Infarction trialHealth-related qualityLinear mixed-effects regression analysisMultinational clinical trialsMixed-effects regression analysisCaptopril groupStudy medicationCardiovascular morbidityVentricular dysfunctionMost patientsHeart failureACE inhibitorsMedication costsProspective economic evaluationClinical trialsHigh riskPatientsValsartanResource useCaptoprilSignificant differences