2024
Real-world evaluation of an algorithmic machine-learning-guided testing approach in stable chest pain: a multinational, multicohort study
Oikonomou E, Aminorroaya A, Dhingra L, Partridge C, Velazquez E, Desai N, Krumholz H, Miller E, Khera R. Real-world evaluation of an algorithmic machine-learning-guided testing approach in stable chest pain: a multinational, multicohort study. European Heart Journal - Digital Health 2024, 5: 303-313. PMID: 38774380, PMCID: PMC11104476, DOI: 10.1093/ehjdh/ztae023.Peer-Reviewed Original ResearchRisk of acute myocardial infarctionAssociated with lower oddsHospital health systemCoronary artery diseaseCardiac testingRisk of adverse outcomesUK BiobankHealth systemProvider-drivenLower oddsAssociated with better outcomesAcute myocardial infarctionBlack raceStable chest painFemale sexReal world evaluationDiabetes historyMulticohort studyFunction testsSuspected coronary artery diseaseYounger ageRisk profileAdverse outcomesMultinational cohortPost hoc analysis
2016
Predicting Outcomes Over Time in Patients With Heart Failure, Left Ventricular Systolic Dysfunction, or Both Following Acute Myocardial Infarction
Lopes RD, Pieper KS, Stevens SR, Solomon SD, McMurray JJ, Pfeffer MA, Leimberger JD, Velazquez EJ. Predicting Outcomes Over Time in Patients With Heart Failure, Left Ventricular Systolic Dysfunction, or Both Following Acute Myocardial Infarction. Journal Of The American Heart Association 2016, 5: e003045. PMID: 27353607, PMCID: PMC4937254, DOI: 10.1161/jaha.115.003045.Peer-Reviewed Original ResearchConceptsVentricular systolic dysfunctionHeart failureMyocardial infarctionIntegrated discrimination improvementSystolic dysfunctionCardiovascular deathMultivariable Cox proportional hazardsAcute Myocardial Infarction trialNet reclassification improvement indexNonfatal heart failureMyocardial Infarction trialNonfatal myocardial infarctionPredictors of mortalityPatient informationBaseline heart rateAcute myocardial infarctionCox proportional hazardsCreatinine clearanceHospital arrivalHospital dischargeIndex hospitalizationPatient characteristicsOverall mortalityIndex eventClinical eventsEffect of single and dual renin-angiotensin blockade on stroke in patients with and without diabetes in VALIANT
Abdul-Rahim AH, Docherty KF, Skali H, Køber L, Dickstein K, Maggioni AP, Mareev V, Zannad F, Velazquez EJ, Califf RM, Pfeffer MA, Solomon SD, Lees KR, McMurray JJ. Effect of single and dual renin-angiotensin blockade on stroke in patients with and without diabetes in VALIANT. European Stroke Journal 2016, 1: 93-100. PMID: 31008270, PMCID: PMC6301225, DOI: 10.1177/2396987316646025.Peer-Reviewed Original ResearchAngiotensin receptor blockersRisk of strokeAcute myocardial infarctionMyocardial infarctionReceptor blockersDual renin-angiotensin system blockadeEnzyme inhibitorsDual renin-angiotensin blockadeRenin-angiotensin system blockadeAcute Myocardial Infarction trialCox proportional hazards regressionRenin-angiotensin blockadeMyocardial Infarction trialRate of strokeVentricular systolic dysfunctionProportional hazards regressionRenin inhibitor aliskirenSystem blockadeSystolic dysfunctionHazard ratioHeart failureTreatment groupsPatientsDiabetesStroke
2013
Early Echocardiographic Deformation Analysis for the Prediction of Sudden Cardiac Death and Life-Threatening Arrhythmias After Myocardial Infarction
Ersbøll M, Valeur N, Andersen MJ, Mogensen UM, Vinther M, Svendsen JH, Møller JE, Kisslo J, Velazquez EJ, Hassager C, Søgaard P, Køber L. Early Echocardiographic Deformation Analysis for the Prediction of Sudden Cardiac Death and Life-Threatening Arrhythmias After Myocardial Infarction. JACC Cardiovascular Imaging 2013, 6: 851-860. PMID: 23850252, DOI: 10.1016/j.jcmg.2013.05.009.Peer-Reviewed Original ResearchMeSH KeywordsAgedArrhythmias, CardiacDeath, Sudden, CardiacDefibrillators, ImplantableDenmarkEchocardiographyElectric CountershockFemaleHumansMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionPredictive Value of TestsPrimary PreventionProportional Hazards ModelsProspective StudiesRisk FactorsStroke VolumeTreatment OutcomeVentricular Function, LeftConceptsGlobal longitudinal strainAcute myocardial infarctionSudden cardiac deathMalignant ventricular arrhythmiasMyocardial infarctionNet reclassification indexVentricular arrhythmiasCardiac deathAddition of GLSMeasurement of GLSSCD/VAsChronic ischemic heart failureNovel echocardiographic parametersPrimary composite endpointPrimary composite outcomeIschemic heart failureEchocardiographic parametersPrimary endpointComposite outcomeHospital dischargeLate complicationsMultivariate adjustmentComposite endpointHeart failureRisk stratificationPrediction of All-Cause Mortality and Heart Failure Admissions From Global Left Ventricular Longitudinal Strain in Patients With Acute Myocardial Infarction and Preserved Left Ventricular Ejection Fraction
Ersbøll M, Valeur N, Mogensen UM, Andersen MJ, Møller JE, Velazquez EJ, Hassager C, Søgaard P, Køber L. Prediction of All-Cause Mortality and Heart Failure Admissions From Global Left Ventricular Longitudinal Strain in Patients With Acute Myocardial Infarction and Preserved Left Ventricular Ejection Fraction. Journal Of The American College Of Cardiology 2013, 61: 2365-2373. PMID: 23563128, DOI: 10.1016/j.jacc.2013.02.061.Peer-Reviewed Original ResearchMeSH KeywordsAgedCause of DeathCohort StudiesConfidence IntervalsEchocardiography, DopplerFemaleHeart FailureHumansMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionPredictive Value of TestsPrognosisProportional Hazards ModelsProspective StudiesRisk AssessmentSeverity of Illness IndexStroke VolumeSurvival RateVentricular Dysfunction, LeftConceptsGlobal longitudinal strainHeart failure hospitalizationVentricular ejection fractionAcute myocardial infarctionMyocardial infarctionFailure hospitalizationSecondary endpointsEjection fractionHigh-risk myocardial infarctionVentricular global longitudinal strainLeft ventricular ejection fractionLongitudinal strainHeart failure admissionsPrimary composite endpointCox regression analysisHigh-risk subjectsVentricular longitudinal strainImportant prognostic informationSignificant prognostic valueAssessment of GLSParticular clinical relevanceCardiovascular deathCause mortalityPrimary endpointCardiac death
2012
A Quality Improvement Framework for Equity in Cardiovascular Care: Results of a National Collaborative
Siegel B, Sears V, Bretsch JK, Wilson M, Jones KC, Mead H, Hasnain-Wynia R, Ayala RK, Bhalla R, Cornue CM, Emrich CM, Patel P, Setzer JR, Suitonu J, Velazquez EJ, Eagle KA, Winniford MD. A Quality Improvement Framework for Equity in Cardiovascular Care: Results of a National Collaborative. Journal For Healthcare Quality 2012, 34: 32-43. PMID: 23552200, DOI: 10.1111/j.1945-1474.2011.00196.x.Peer-Reviewed Original ResearchConceptsPatient demographic dataCardiovascular careDemographic dataHeart Failure QualityPatient demographic characteristicsMinority patient populationAcute myocardial infarctionCare of minoritiesEvidence-based practice toolsStandardized collectionEvidence-based measuresComposite measureHispanic patientsAbility of hospitalsMyocardial infarctionPatient populationPatient raceQuality improvement toolsCardiac careMAIN OUTCOMEQuality improvement frameworkCardiac volumesQuality improvement methodsHospitalEthnic disparitiesLong-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
2010
The inter‐relationship of diabetes and left ventricular systolic function on outcome after high‐risk myocardial infarction
Shah AM, Uno H, Køber L, Velazquez EJ, Maggioni AP, MacDonald MR, Petrie MC, McMurray JJ, Califf RM, Pfeffer MA, Solomon SD. The inter‐relationship of diabetes and left ventricular systolic function on outcome after high‐risk myocardial infarction. European Journal Of Heart Failure 2010, 12: 1229-1237. PMID: 20965879, DOI: 10.1093/eurjhf/hfq179.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionRecurrent myocardial infarctionHF hospitalizationRisk of deathMyocardial infarctionCause mortalityHigh riskSpectrum of LVEFHigh-risk post-MI patientsBaseline left ventricular ejection fractionHigher left ventricular ejection fractionHigh-risk myocardial infarctionAcute Myocardial Infarction trialCox proportional hazards modelPost-MI populationHeart failure hospitalizationMyocardial Infarction trialNon-diabetic patientsVentricular systolic functionVentricular ejection fractionPost-MI patientsAcute myocardial infarctionPotent risk factorProportional hazards modelFailure hospitalizationDepartures from the protocol during conduct of a clinical trial: a pattern from the data record consistent with a learning curve
Taekman J, Stafford-Smith M, Velazquez E, Wright M, Phillips-Bute B, Pfeffer M, Sellers M, Pieper K, Newman M, Van de Werf F, Diaz R, Leimberger J, Califf R. Departures from the protocol during conduct of a clinical trial: a pattern from the data record consistent with a learning curve. BMJ Quality & Safety 2010, 19: 405. PMID: 20702441, PMCID: PMC3258507, DOI: 10.1136/qshc.2008.028605.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionMyocardial infarctionClinical trial researchLearning curvePatient rankMulticentre trialSlow enrollmentAcademic research organizationsPatient deathClinical trialsPatientsTrial conductTrial researchClinical researchPatient safetyPatient ordersTrialsInfarctionValsartanFirst yearDeathRecruitment ratesSimilar patternStart dateSafetyFatal myocardial rupture after acute myocardial infarction complicated by heart failure, left ventricular dysfunction, or both: The VALsartan In Acute myocardial iNfarcTion Trial (VALIANT)
Shamshad F, Kenchaiah S, Finn PV, Soler-Soler J, McMurray JJ, Velazquez EJ, Maggioni AP, Califf RM, Swedberg K, Kober L, Belenkov Y, Varshavsky S, Pfeffer MA, Solomon SD, Investigators F. Fatal myocardial rupture after acute myocardial infarction complicated by heart failure, left ventricular dysfunction, or both: The VALsartan In Acute myocardial iNfarcTion Trial (VALIANT). American Heart Journal 2010, 160: 145-151. PMID: 20598985, DOI: 10.1016/j.ahj.2010.02.037.Peer-Reviewed Original ResearchConceptsQ-wave myocardial infarctionMyocardial infarctionMyocardial ruptureClinical end-point committeeHigh-risk myocardial infarctionAcute Myocardial Infarction trialEnd-point committeeNonfatal cardiovascular eventsPresence of hemopericardiumQualifying MIMyocardial Infarction trialHigh-risk patientsGlomerular filtration ratePost-MI patientsAcute myocardial infarctionInferior myocardial infarctionDirect surgical visualizationKillip classCardiovascular eventsDiuretic useOral anticoagulantsVentricular dysfunctionClinical characteristicsFatal complicationHeart failure
2009
Patients with prior coronary artery bypass grafting have a poor outcome after myocardial infarction: an analysis of the VALsartan in acute myocardial iNfarcTion trial (VALIANT)
Berry C, Pieper KS, White HD, Solomon SD, Van de Werf F, Velazquez EJ, Maggioni AP, Califf RM, Pfeffer MA, McMurray JJ. Patients with prior coronary artery bypass grafting have a poor outcome after myocardial infarction: an analysis of the VALsartan in acute myocardial iNfarcTion trial (VALIANT). European Heart Journal 2009, 30: 1450-1456. PMID: 19346225, DOI: 10.1093/eurheartj/ehp102.Peer-Reviewed Original ResearchConceptsPrior CABG patientsCoronary artery bypassMyocardial infarctionCABG patientsPrior CABGHeart failureArtery bypassNon-Q-wave myocardial infarctionPrior coronary artery bypassAcute Myocardial Infarction trialPrimary percutaneous coronary interventionKaplan-Meier ratesSecondary preventive therapyWorse clinical profileMyocardial Infarction trialVentricular systolic dysfunctionHigh-risk patientsPercutaneous coronary interventionAcute myocardial infarctionNumber of patientsNon-fatal outcomesHospital presentationLess aspirinMore comorbiditiesCardiovascular deathChronic obstructive pulmonary disease is an independent predictor of death but not atherosclerotic events in patients with myocardial infarction: analysis of the Valsartan in Acute Myocardial Infarction Trial (VALIANT)
Hawkins NM, Huang Z, Pieper KS, Solomon SD, Kober L, Velazquez EJ, Swedberg K, Pfeffer MA, McMurray JJ, Maggioni AP, Investigators F. Chronic obstructive pulmonary disease is an independent predictor of death but not atherosclerotic events in patients with myocardial infarction: analysis of the Valsartan in Acute Myocardial Infarction Trial (VALIANT). European Journal Of Heart Failure 2009, 11: 292-298. PMID: 19176539, PMCID: PMC2645058, DOI: 10.1093/eurjhf/hfp001.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngiotensin II Type 1 Receptor BlockersAntihypertensive AgentsAtherosclerosisCause of DeathConfidence IntervalsDouble-Blind MethodFemaleFollow-Up StudiesHumansMaleMiddle AgedMyocardial InfarctionOdds RatioPrognosisProportional Hazards ModelsProspective StudiesPulmonary Disease, Chronic ObstructiveSurvival RateTetrazolesTime FactorsValineValsartanConceptsChronic obstructive pulmonary diseaseObstructive pulmonary diseaseAcute Myocardial Infarction trialMyocardial Infarction trialPulmonary diseaseAcute myocardial infarctionAtherosclerotic eventsMyocardial infarctionIndependent predictorsCV outcomesHazard ratioNon-fatal clinical eventsNon-CV deathAdjusted hazard ratioMajor cardiovascular eventsHigh-risk patientsRisk of deathProportional hazards modelMode of deathMedian followCardiovascular eventsCause mortalityAirway diseaseMultivariate adjustmentUnadjusted risk
2008
Relation of Mortality to Failure to Prescribe Beta Blockers Acutely in Patients With Sustained Ventricular Tachycardia and Ventricular Fibrillation Following Acute Myocardial Infarction (from the VALsartan In Acute myocardial iNfarcTion trial [VALIANT] Registry)
Piccini JP, Hranitzky PM, Kilaru R, Rouleau JL, White HD, Aylward PE, Van de Werf F, Solomon SD, Califf RM, Velazquez EJ. Relation of Mortality to Failure to Prescribe Beta Blockers Acutely in Patients With Sustained Ventricular Tachycardia and Ventricular Fibrillation Following Acute Myocardial Infarction (from the VALsartan In Acute myocardial iNfarcTion trial [VALIANT] Registry). The American Journal Of Cardiology 2008, 102: 1427-1432. PMID: 19026290, DOI: 10.1016/j.amjcard.2008.07.033.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic beta-AntagonistsAgedClinical Trials as TopicDeath, Sudden, CardiacDrug PrescriptionsFemaleHospital MortalityHumansIncidenceLogistic ModelsMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionPractice Patterns, Physicians'RegistriesRetrospective StudiesRisk AssessmentRisk FactorsTachycardia, VentricularTime FactorsVentricular FibrillationConceptsSustained VT/ventricular fibrillationVT/ventricular fibrillationBeta-blocker therapyAcute myocardial infarctionHeart failureVentricular fibrillationBeta blockersVentricular tachycardiaMyocardial infarctionAcute beta-blocker therapyOral beta blockadeBeta-blocker useHospital mortality rateSustained ventricular arrhythmiasMultivariable logistic regressionSustained ventricular tachycardiaRelation of mortalityBeta blockadeHospital mortalityHospital deathKillip classificationBaseline characteristicsVentricular arrhythmiasEarly mortalityWorse outcomesRacial 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 analysisComparison of Renal Function and Cardiovascular Risk Following Acute Myocardial Infarction in Patients With and Without Diabetes Mellitus
Anavekar NS, Solomon SD, McMurray JJ, Maggioni A, Rouleau JL, Califf R, White H, Kober L, Velazquez E, Pfeffer MA. Comparison of Renal Function and Cardiovascular Risk Following Acute Myocardial Infarction in Patients With and Without Diabetes Mellitus. The American Journal Of Cardiology 2008, 101: 925-929. PMID: 18359309, DOI: 10.1016/j.amjcard.2007.11.037.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionRenal dysfunctionRenal functionMyocardial infarctionCV outcomesDiabetes mellitusHigh-risk acute myocardial infarctionCox proportional modelingAdverse CV outcomesComposite cardiovascular eventsComposite end pointIndependent risk factorRenal Disease equationGlomerular filtration rateReduced renal functionBaseline creatinineCV eventsMean eGFRCardiovascular eventsCV diseaseCV riskVentricular dysfunctionCardiovascular riskHeart failureOverall mortalityPredictors 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 factorsHigh-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
2007
Effect of Antecedent Hypertension and Follow-Up Blood Pressure on Outcomes After High-Risk Myocardial Infarction
Thune JJ, Signorovitch J, Kober L, Velazquez EJ, McMurray JJ, Califf RM, Maggioni AP, Rouleau JL, Howlett J, Zelenkofske S, Pfeffer MA, Solomon SD. Effect of Antecedent Hypertension and Follow-Up Blood Pressure on Outcomes After High-Risk Myocardial Infarction. Hypertension 2007, 51: 48-54. PMID: 18025296, DOI: 10.1161/hypertensionaha.107.093682.Peer-Reviewed Original ResearchConceptsHigh-risk myocardial infarctionLower blood pressureBlood pressureCardiovascular eventsMyocardial infarctionAntecedent hypertensionHeart failureElevated systolic blood pressureAggressive antihypertensive treatmentComposite of deathMyocardial Infarction trialSubsequent cardiovascular eventsVentricular systolic dysfunctionElevated blood pressureModifiable risk factorsSystolic blood pressureAcute myocardial infarctionPostmyocardial infarction periodAntihypertensive treatmentCardiovascular deathSystolic dysfunctionAdverse eventsCardiac arrestRisk factorsHigh riskAmiodarone use after acute myocardial infarction complicated by heart failure and/or left ventricular dysfunction may be associated with excess mortality
Thomas KL, Al-Khatib SM, Lokhnygina Y, Solomon SD, Kober L, McMurray JJ, Califf RM, Velazquez EJ. Amiodarone use after acute myocardial infarction complicated by heart failure and/or left ventricular dysfunction may be associated with excess mortality. American Heart Journal 2007, 155: 87-93. PMID: 18082495, DOI: 10.1016/j.ahj.2007.09.010.Peer-Reviewed Original ResearchMeSH KeywordsAgedAmiodaroneCaptoprilCause of DeathDose-Response Relationship, DrugDouble-Blind MethodDrug Administration ScheduleDrug Therapy, CombinationFemaleHeart FailureHumansMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionProbabilityProportional Hazards ModelsReference ValuesRisk AssessmentSeverity of Illness IndexSurvival AnalysisTetrazolesTreatment OutcomeValineValsartanVentricular DysfunctionConceptsVentricular systolic dysfunctionAmiodarone useAcute myocardial infarctionMyocardial infarctionSystolic dysfunctionLeft ventricular systolic dysfunctionPost-acute myocardial infarctionHazard ratio 1.5Higher Killip classTrials of amiodaroneKillip classVentricular dysfunctionBaseline characteristicsCardiovascular mortalityDiabetes mellitusHeart failureMedical regimenRandomized comparisonBaseline predictorsExcess mortalityCox modelSubsequent mortalityDay 1PatientsAmiodaroneMitral regurgitation in myocardial infarction complicated by heart failure, left ventricular dysfunction, or both: prognostic significance and relation to ventricular size and function
Amigoni M, Meris A, Thune JJ, Mangalat D, Skali H, Bourgoun M, Warnica JW, Barvik S, Arnold JM, Velazquez EJ, Van de Werf F, Ghali J, McMurray JJ, Køber L, Pfeffer MA, Solomon SD. Mitral regurgitation in myocardial infarction complicated by heart failure, left ventricular dysfunction, or both: prognostic significance and relation to ventricular size and function. European Heart Journal 2007, 28: 326-333. PMID: 17251259, DOI: 10.1093/eurheartj/ehl464.Peer-Reviewed Original ResearchMeSH KeywordsAgedCardiac VolumeDisease ProgressionEchocardiography, Doppler, ColorElectrocardiographyFemaleHeart FailureHumansMaleMiddle AgedMitral Valve InsufficiencyMyocardial InfarctionObserver VariationPrognosisProspective StudiesRandomized Controlled Trials as TopicRisk FactorsVentricular Dysfunction, LeftVentricular RemodelingConceptsProgression of MRBaseline mitral regurgitationHeart failureMitral regurgitationAcute myocardial infarctionMyocardial infarctionVentricular sizeMR severityHigh-risk myocardial infarctionModerate-severe mitral regurgitationBaseline MR severityWorse LV functionEnd-systolic volumeLarger LV volumesRegurgitant jet areaAtrial area ratioCV mortalityHF hospitalizationCardiovascular outcomesSystolic dysfunctionVentricular dysfunctionEjection fractionIndependent predictorsClinical outcomesLV function