2020
Incidence, predictors, and prognostic impact of recurrent acute myocardial infarction in China
Song J, Murugiah K, Hu S, Gao Y, Li X, Krumholz HM, Zheng X, . Incidence, predictors, and prognostic impact of recurrent acute myocardial infarction in China. Heart 2020, 107: 313-318. PMID: 32938773, PMCID: PMC7873426, DOI: 10.1136/heartjnl-2020-317165.Peer-Reviewed Original ResearchRecurrent acute myocardial infarctionAcute myocardial infarctionPrognostic impactMyocardial infarctionAMI eventsHospital percutaneous coronary interventionInitial acute myocardial infarctionTime-dependent Cox regressionGuideline-based medicationsKaplan-Meier methodologyPercutaneous coronary interventionLog-rank testRenal dysfunctionCardiac eventsCoronary interventionDischarge medicationsInitial admissionChina PatientCox regressionMean ageAge 75AMI ratesHeart rateMortality rateMultivariable modelling
2002
Mortality associated with the quality of care of patients hospitalized with congestive heart failure
Luthi J, Mcclellan WM, Fitzgerald D, Krumholz HM, Delaney RJ, Bratzler DW, Elward K, Cangialose C, Ballard D. Mortality associated with the quality of care of patients hospitalized with congestive heart failure. International Journal For Quality In Health Care 2002, 14: 15-24. PMID: 11871625, DOI: 10.1093/intqhc/14.1.15.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAngiotensin-Converting Enzyme InhibitorsCohort StudiesGuideline AdherenceHeart FailureHospital MortalityHospitalizationHumansMedicareOutcome and Process Assessment, Health CarePatient DischargeProportional Hazards ModelsQuality of Health CareRetrospective StudiesRisk AssessmentSurvival AnalysisUnited StatesVentricular Dysfunction, LeftConceptsLeft ventricular systolic dysfunctionCongestive heart failureRisk of deathElderly patientsHazard ratioHeart failurePresence of LVSDAdjusted hazard ratioRetrospective cohort studyUse of angiotensinVentricular systolic dysfunctionClinical practice guidelinesQuality of careACEI doseACEI treatmentSystolic dysfunctionCohort studyDischarge medicationsEjection fractionVentricular functionMean agePractice guidelinesACEIMedicare beneficiariesPatients
2001
Aspirin and the Treatment of Heart Failure in the Elderly
Krumholz HM, Chen YT, Radford MJ. Aspirin and the Treatment of Heart Failure in the Elderly. JAMA Internal Medicine 2001, 161: 577-582. PMID: 11252118, DOI: 10.1001/archinte.161.4.577.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseHeart failureArtery diseaseBenefits of aspirinPatients 65 yearsRetrospective cohort studyUse of aspirinGroup of patientsAspirin prescriptionAspirin therapyCohort studyDischarge medicationsOlder patientsPatient characteristicsRandomized trialsVascular diseaseTreatment characteristicsConnecticut hospitalsBaseline differencesAspirinPatientsLower mortalityStrong associationDiseaseStudy sample
2000
Variations among hospitals in the quality of care for heart failure.
Luthi JC, McClellan WM, Fitzgerald D, Herrin J, Delaney RJ, Krumholz HM, Bratzler DW, Elward K, Cangialose CB, Ballard DJ. Variations among hospitals in the quality of care for heart failure. Effective Clinical Practice : ECP 2000, 3: 69-77. PMID: 10915326.Peer-Reviewed Original ResearchConceptsQuality of careCongestive heart failureLeft ventricular functionHeart failureVentricular functionEnzyme inhibitorsLeft ventricular systolic dysfunctionAngiotensin-converting enzyme inhibitorDaily weight monitoringPercent of patientsVentricular systolic dysfunctionProportion of patientsHospital medical recordsLow sodium dietQuality Improvement ProgramSubstantial hospitalSystolic dysfunctionDischarge medicationsHospital variationDischarge instructionsMedical recordsPractice patternsPatientsTarget doseWeight monitoring
1998
National Use and Effectiveness of β-Blockers for the Treatment of Elderly Patients After Acute Myocardial Infarction: National Cooperative Cardiovascular Project
Krumholz HM, Radford MJ, Wang Y, Chen J, Heiat A, Marciniak TA. National Use and Effectiveness of β-Blockers for the Treatment of Elderly Patients After Acute Myocardial Infarction: National Cooperative Cardiovascular Project. JAMA 1998, 280: 623-629. PMID: 9718054, DOI: 10.1001/jama.280.7.623.Peer-Reviewed Original ResearchConceptsBeta-blocker therapyAcute myocardial infarctionDischarge medicationsElderly patientsMyocardial infarctionPrescribed useNational Cooperative Cardiovascular ProjectBeta-blocker prescriptionRetrospective cohort studyVentricular ejection fractionLow-risk populationCalcium channel blockersCooperative Cardiovascular ProjectFamily practice physiciansBetter survival rateEligible patientsCohort studyHospital dischargeOlder patientsSecondary preventionEjection fractionMedical chartsTreatment patternsClinical variablesPotential confounders
1997
Determinants of Appropriate Use of Angiotensin-Converting Enzyme Inhibitors After Acute Myocardial Infarction in Persons ≥65 Years of Age
Krumholz H, Vaccarino V, Ellerbeck E, Kiefe C, Hennen J, Kresowik T, Gold J, Jencks S, Radford M. Determinants of Appropriate Use of Angiotensin-Converting Enzyme Inhibitors After Acute Myocardial Infarction in Persons ≥65 Years of Age. The American Journal Of Cardiology 1997, 79: 581-586. PMID: 9068512, DOI: 10.1016/s0002-9149(96)00819-3.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAlabamaAngiotensin-Converting Enzyme InhibitorsConnecticutContraindicationsControlled Clinical Trials as TopicDecision MakingDiabetes ComplicationsDiureticsDrug PrescriptionsDrug UtilizationFemaleFollow-Up StudiesHeart FailureHospitalizationHumansIowaMaleMedicaidMultivariate AnalysisMyocardial InfarctionPatient DischargeRetrospective StudiesStroke VolumeTachycardia, VentricularUnited StatesVentricular Function, LeftWisconsinConceptsAcute myocardial infarctionACE inhibitorsMyocardial infarctionDischarge medicationsVentricular functionEnzyme inhibitorsLeft ventricular ejection fractionAngiotensin-converting enzyme inhibitorAngiotensin converting enzyme (ACE) inhibitorsVentricular Enlargement (SAVE) trialCongestive heart failureVentricular ejection fractionYears of ageEligible patientsPatient characteristicsAppropriate patientsDiabetes mellitusEjection fractionHeart failureLoop diureticsMultivariable analysisVentricular tachycardiaIdeal patientObservational studyPatients
1996
Aspirin for secondary prevention after acute myocardial infarction in the elderly: prescribed use and outcomes.
Krumholz HM, Radford MJ, Ellerbeck EF, Hennen J, Meehan TP, Petrillo M, Wang Y, Jencks SF. Aspirin for secondary prevention after acute myocardial infarction in the elderly: prescribed use and outcomes. Annals Of Internal Medicine 1996, 124: 292-8. PMID: 8554223, DOI: 10.7326/0003-4819-124-3-199602010-00002.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionPrescription of aspirinMyocardial infarctionPatient characteristicsPrescribed useMortality rate 6 monthsBetter overall health statusRate 6 monthsBeta-blocker therapyPatients 65 yearsUse of aspirinPatient demographic characteristicsAcute care hospitalsOverall health statusPrescribed aspirinDischarge medicationsElderly patientsHospital dischargeSecondary preventionCare hospitalClinical factorsMedical chartsMultivariable analysisCardiac proceduresTreatment characteristics