2013
National Trends in Heart Failure Hospitalization After Acute Myocardial Infarction for Medicare Beneficiaries
Chen J, Hsieh AF, Dharmarajan K, Masoudi FA, Krumholz HM. National Trends in Heart Failure Hospitalization After Acute Myocardial Infarction for Medicare Beneficiaries. Circulation 2013, 128: 2577-2584. PMID: 24190958, PMCID: PMC4415510, DOI: 10.1161/circulationaha.113.003668.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionHF hospitalizationHeart failureMyocardial infarctionMedicare beneficiariesManagement of AMIHeart failure hospitalizationSubsequent HF hospitalizationNumber of patientsNational trendsHigh-risk conditionsContemporary national trendsRelative annual increaseDemographic factorsFailure hospitalizationPerson yearsClinical comorbiditiesNational sampleComplete national sampleHospitalizationMedicare feeAMI hospitalizationService beneficiariesAnnual declineStudy period
2009
Determinants of Cardiac Catheterization Use in Older Medicare Patients With Acute Myocardial Infarction
Ko DT, Ross JS, Wang Y, Krumholz HM. Determinants of Cardiac Catheterization Use in Older Medicare Patients With Acute Myocardial Infarction. Circulation Cardiovascular Quality And Outcomes 2009, 3: 54-62. PMID: 20123672, PMCID: PMC3024143, DOI: 10.1161/circoutcomes.109.858456.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedAged, 80 and overCardiac CatheterizationChi-Square DistributionComorbidityFemaleHemorrhageHospitalizationHumansLikelihood FunctionsLogistic ModelsMaleMedicareMyocardial InfarctionPatient SelectionPractice Patterns, Physicians'Risk AssessmentRisk FactorsSeverity of Illness IndexSex FactorsTime FactorsTreatment OutcomeUnited StatesConceptsAcute myocardial infarctionCardiac catheterization useCardiac catheterizationInappropriate indicationsAMI patientsAppropriate indicationsMyocardial infarctionRisk scoreCardiology/American Heart Association class IBaseline cardiovascular riskOlder Medicare patientsHigh-risk patientsDemographic factorsMore comorbiditiesCardiovascular riskOlder patientsMale sexProcedure indicationFemale sexMedicare patientsAmerican CollegeAMI admissionsMedicare feePatientsCatheterization
1998
Prognostic Importance of Emotional Support for Elderly Patients Hospitalized With Heart Failure
Krumholz H, Butler J, Miller J, Vaccarino V, Williams C, Mendes de Leon C, Seeman T, Kasl S, Berkman L. Prognostic Importance of Emotional Support for Elderly Patients Hospitalized With Heart Failure. Circulation 1998, 97: 958-964. PMID: 9529263, DOI: 10.1161/01.cir.97.10.958.Peer-Reviewed Original ResearchConceptsNonfatal cardiovascular eventsClinical heart failureHeart failureElderly patientsCardiovascular eventsPrognostic importanceNonfatal cardiovascular outcomesCoronary artery diseaseEmotional supportCommunity-based studyCardiovascular outcomesArtery diseaseIndependent predictorsUnadjusted analysesFunctional statusMedical recordsClinical severityOdds ratioEpidemiologic studiesHigh riskPatientsPsychosocial supportEstablished PopulationsAdmissionDemographic factors
1996
Sex Differences in Survival After Myocardial Infarction in Older Adults: A Community‐Based Approach
Vaccarino V, Krumholz H, de Leon C, Holford T, Seeman T, Horwitz R, Berkman L. Sex Differences in Survival After Myocardial Infarction in Older Adults: A Community‐Based Approach. Journal Of The American Geriatrics Society 1996, 44: 1174-1182. PMID: 8855995, DOI: 10.1111/j.1532-5415.1996.tb01366.x.Peer-Reviewed Original ResearchConceptsMyocardial infarctionMultivariable adjustmentClinical severityRelative riskPsychosocial factorsOlder individualsProspective cohort studyMain outcome measuresDemographic factorsSex differencesHospital complicationsCause mortalityLate mortalityClinical characteristicsCohort studyCT cohortHospital admissionOverall mortalityEarly mortalityElderly ProgramMean agePhysical functionFunctional statusMedical recordsOutcome measures