2019
Trends in Performance and Opportunities for Improvement on a Composite Measure of Acute Myocardial Infarction Care
Desai NR, Udell JA, Wang Y, Spatz ES, Dharmarajan K, Ahmad T, Julien HM, Annapureddy A, Goyal A, de Lemos JA, Masoudi FA, Bhatt DL, Minges KE, Krumholz HM, Curtis JP. Trends in Performance and Opportunities for Improvement on a Composite Measure of Acute Myocardial Infarction Care. Circulation Cardiovascular Quality And Outcomes 2019, 12: e004983. PMID: 30871375, DOI: 10.1161/circoutcomes.118.004983.Peer-Reviewed Original ResearchMeSH KeywordsAgedCardiology Service, HospitalFemaleGuideline AdherenceHealthcare DisparitiesHumansMaleMiddle AgedMyocardial InfarctionOutcome and Process Assessment, Health CarePractice Guidelines as TopicQuality ImprovementQuality Indicators, Health CareRacial GroupsRegistriesSex FactorsSocioeconomic FactorsTreatment OutcomeUnited StatesConceptsProportion of patientsAcute myocardial infarctionDefect-free careHispanic patientsAMI careOlder patientsCare measuresNational Cardiovascular Data Registry Acute Coronary TreatmentIntervention Outcomes Network RegistryAcute myocardial infarction careGuideline-recommended pharmacotherapyMedicaid insurance coverageSociodemographic groupsMyocardial infarction careSafety-net statusGreatest absolute improvementComposite measureQuality of careHospital-level performanceCessation counselingEvidence-based processReperfusion therapyCardiac rehabilitationCoronary TreatmentVentricular function
2011
Use and Effectiveness of Intra-Aortic Balloon Pumps Among Patients Undergoing High Risk Percutaneous Coronary Intervention
Curtis JP, Rathore SS, Wang Y, Chen J, Nallamothu BK, Krumholz HM. Use and Effectiveness of Intra-Aortic Balloon Pumps Among Patients Undergoing High Risk Percutaneous Coronary Intervention. Circulation Cardiovascular Quality And Outcomes 2011, 5: 21-30. PMID: 22147887, PMCID: PMC3801197, DOI: 10.1161/circoutcomes.110.960385.Peer-Reviewed Original ResearchConceptsHigh-risk percutaneous coronary interventionIntra-aortic balloon pumpPercutaneous coronary interventionHospital quartilesHospital mortalityIABP useCoronary interventionBalloon pumpHospital characteristicsST-segment elevation myocardial infarctionDepressed left ventricular functionHigh-risk PCI patientsSegment elevation myocardial infarctionElevation myocardial infarctionLeft ventricular functionHierarchical logistic regression modelsLogistic regression modelsIABP usageCardiogenic shockPCI patientsCathPCI RegistryHemodynamic supportVentricular functionHospital variationMultivariable analysis
2002
Cardiac outcomes after myocardial infarction in elderly patients with diabetes mellitus.
Chyun D, Vaccarino V, Murillo J, Young LH, Krumholz HM. Cardiac outcomes after myocardial infarction in elderly patients with diabetes mellitus. American Journal Of Critical Care 2002, 11: 504-19. PMID: 12425401, DOI: 10.4037/ajcc2002.11.6.504.Peer-Reviewed Original ResearchConceptsRecurrent myocardial infarctionInsulin-treated diabetes mellitusDiabetes mellitusMyocardial infarctionElderly patientsHeart failureVentricular functionComorbid conditionsClinical findingsIndex myocardial infarctionPoor ventricular functionInsulin-treated diabetesAcute myocardial infarctionCardiac outcomesPoor outcomeMedical recordsMellitusInfarctionMedicare beneficiariesPatientsGreater riskInsulinMortalityRiskOutcomesMortality 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
Quality of Medical Care and Excess Mortality in Older Patients With Mental Disorders
Druss BG, Bradford WD, Rosenheck RA, Radford MJ, Krumholz HM. Quality of Medical Care and Excess Mortality in Older Patients With Mental Disorders. JAMA Psychiatry 2001, 58: 565-572. PMID: 11386985, DOI: 10.1001/archpsyc.58.6.565.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic beta-AntagonistsAge FactorsAgedAngiotensin-Converting Enzyme InhibitorsAspirinCluster AnalysisCohort StudiesComorbidityFemaleFollow-Up StudiesHospitalizationHumansMaleMedicareMental DisordersMyocardial InfarctionMyocardial ReperfusionProportional Hazards ModelsQuality of Health CareRisk FactorsSmoking CessationVentricular Function, LeftConceptsExcess mortalityMajor affective disordersMyocardial infarctionMedical careMental disordersAffective disordersMedicare patients 65 yearsCardiac risk factorsPatients 65 yearsAcute myocardial infarctionProportional hazards modelPatient's medical carePotential confounding factorsCessation counselingOlder patientsVentricular functionAdmission characteristicsNational cohortHospital characteristicsRisk factorsHazards modelEnzyme inhibitorsConfounding factorsMortalityInfarction
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
1999
Sex differences in the clinical care and outcomes of congestive heart failure in the elderly
Vaccarino V, Chen Y, Wang Y, Radford M, Krumholz H. Sex differences in the clinical care and outcomes of congestive heart failure in the elderly. American Heart Journal 1999, 138: 835-842. PMID: 10539813, DOI: 10.1016/s0002-8703(99)70007-4.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAngiotensin-Converting Enzyme InhibitorsAspirinBlood PressureCardiac CatheterizationConnecticutCoronary AngiographyDiureticsDrug Therapy, CombinationFemaleFollow-Up StudiesHeart FailureHumansMaleMyocardial RevascularizationPatient ReadmissionPlatelet Aggregation InhibitorsRetrospective StudiesSeverity of Illness IndexSex CharacteristicsStroke VolumeSurvival RateTreatment OutcomeConceptsHistory of hypertensionSystolic blood pressureHeart failureMortality rateBlood pressureHeart diseaseHigher systolic blood pressureLeft ventricular systolic functionSex differencesPrevious coronary heart diseaseSimilar hospital coursesVentricular systolic functionCongestive heart failureIschemic heart diseaseCoronary heart diseaseHospital courseElderly patientsReadmission ratesRehospitalization ratesSystolic functionMale patientsVentricular functionACE inhibitorsMultivariable analysisTreatment patterns
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 studyPatientsReporting ejection fraction after myocardial infarction: an opportunity for quality improvement in echocardiography.
Goldberg DJ, Radford MJ, Krumholz HM. Reporting ejection fraction after myocardial infarction: an opportunity for quality improvement in echocardiography. Connecticut Medicine 1997, 61: 143-5. PMID: 9097485.Peer-Reviewed Original ResearchConceptsMyocardial infarctionEjection fractionLeft ventricular ejection fractionVentricular ejection fractionVentricular systolic functionAcute myocardial infarctionCare of patientsSystolic functionVentricular functionEchocardiography studyMedicare beneficiariesInfarctionEchocardiographyReportPrincipal findings