2001
Effectiveness of beta-blocker therapy after acute myocardial infarction in elderly patients with chronic obstructive pulmonary disease or asthma
Chen J, Radford M, Wang Y, Marciniak T, Krumholz H. Effectiveness of beta-blocker therapy after acute myocardial infarction in elderly patients with chronic obstructive pulmonary disease or asthma. Journal Of The American College Of Cardiology 2001, 37: 1950-1956. PMID: 11401137, DOI: 10.1016/s0735-1097(01)01225-6.Peer-Reviewed Original ResearchConceptsChronic obstructive pulmonary diseaseBeta-blocker therapyAcute myocardial infarctionOne-year mortalityObstructive pulmonary diseasePulmonary diseaseElderly patientsSurvival benefitMyocardial infarctionSevere chronic obstructive pulmonary diseaseBeta-agonist therapyElderly AMI patientsSevere pulmonary diseaseCooperative Cardiovascular ProjectAsthma patientsClinical factorsAMI patientsMild diseaseClinical trialsDischarge useSevere diseaseAsthmaPatientsTherapyDisease
1999
Performance of the '100 top hospitals': what does the report card report?
Chen J, Radford MJ, Wang Y, Marciniak TA, Krumholz HM. Performance of the '100 top hospitals': what does the report card report? Health Affairs 1999, 18: 53-68. PMID: 10425843, DOI: 10.1377/hlthaff.18.4.53.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionElderly AMI patientsThirty-day mortalityUse of aspirinLower readmission ratesHospital peer groupsTop hospitalsReadmission ratesAMI patientsSuperior clinical performanceHospital studyMyocardial infarctionHospital costsMedicare patientsBetter outcomesHospitalBetter carePatientsClinical performanceLower lengthReperfusionInfarctionAspirinStayMortality