2011
National and Regional Trends in Heart Failure Hospitalization and Mortality Rates for Medicare Beneficiaries, 1998-2008
Chen J, Normand SL, Wang Y, Krumholz HM. National and Regional Trends in Heart Failure Hospitalization and Mortality Rates for Medicare Beneficiaries, 1998-2008. JAMA 2011, 306: 1669-1678. PMID: 22009099, PMCID: PMC3688069, DOI: 10.1001/jama.2011.1474.Peer-Reviewed Original ResearchConceptsHF hospitalization ratesHeart failure hospitalizationHospitalization ratesMortality rateFailure hospitalizationHeart failure hospitalization ratesPrincipal discharge diagnosis codeOne-year mortality rateDischarge diagnosis codesIschemic heart diseaseAcute care hospitalsService Medicare beneficiariesLower ratesBlack menHF hospitalizationPatient demographicsCare hospitalDiagnosis codesHeart diseaseRisk factorsMedicare beneficiariesHospitalizationStudy periodMortalityNational mean
1999
Beta-blocker therapy for secondary prevention of myocardial infarction in elderly diabetic patients
Chen J, Marciniak T, Radford M, Wang Y, Krumholz H. Beta-blocker therapy for secondary prevention of myocardial infarction in elderly diabetic patients. Journal Of The American College Of Cardiology 1999, 34: 1388-1394. PMID: 10551683, DOI: 10.1016/s0735-1097(99)00383-6.Peer-Reviewed Original ResearchConceptsBeta-blocker therapyElderly diabetic patientsAcute myocardial infarctionInsulin-treated diabeticsOne-year mortalityDiabetic patientsDiabetic complicationsMyocardial infarctionNational Cooperative Cardiovascular ProjectSix-month readmission ratesOne-year mortality rateRetrospective cohort studyRisk of readmissionHospital medical recordsCooperative Cardiovascular ProjectCommunity practice settingsElderly diabeticsCohort studyComplication rateReadmission ratesSecondary preventionClinical factorsHospital readmissionRandomized trialsPotential confounders