2006
Regional Differences in Process of Care and Outcomes for Older Acute Myocardial Infarction Patients in the United States and Ontario, Canada
Ko DT, Krumholz HM, Wang Y, Foody JM, Masoudi FA, Havranek EP, You JJ, Alter DA, Stukel TA, Newman AM, Tu JV. Regional Differences in Process of Care and Outcomes for Older Acute Myocardial Infarction Patients in the United States and Ontario, Canada. Circulation 2006, 115: 196-203. PMID: 17190861, DOI: 10.1161/circulationaha.106.657601.Peer-Reviewed Original ResearchConceptsRisk-standardized mortality ratesTreatment patternsAMI patientsMortality rateOlder acute myocardial infarction patientsInvasive cardiac procedure useAcute myocardial infarction treatmentAcute myocardial infarction patientsBeta-blocker useCardiac catheterization useCardiac procedure useEnzyme inhibitor useMyocardial infarction patientsProcess of careService Medicare beneficiariesHealth care delivery systemSimilar treatment patternsMyocardial infarction treatmentCare delivery systemInvasive cardiac therapyBaseline characteristicsInhibitor useMedication useIllness severityRandomized trials
2003
Regional variation in the treatment and outcomes of myocardial infarction: investigating New England’s advantage
Krumholz HM, Chen J, Rathore SS, Wang Y, Radford MJ. Regional variation in the treatment and outcomes of myocardial infarction: investigating New England’s advantage. American Heart Journal 2003, 146: 242-249. PMID: 12891191, DOI: 10.1016/s0002-8703(03)00237-0.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic beta-AntagonistsAgedAngioplasty, Balloon, CoronaryAspirinCoronary Artery BypassFemaleFibrinolytic AgentsHospitalizationHumansLogistic ModelsMaleMyocardial InfarctionNew EnglandOutcome Assessment, Health CarePractice Patterns, Physicians'Quality of Health CareThrombolytic TherapyUnited StatesConceptsPractice patternsMortality rateReperfusion therapyBetter short-term outcomesMedical therapy useShort-term outcomesQuality of careHierarchical logistic regression modelsMyocardial infarction treatmentLogistic regression modelsTherapy useMyocardial infarctionHospital characteristicsPhysician characteristicsProvider characteristicsBetter outcomesInfarction treatmentPatientsMI treatmentRegional variationLow useRegional differencesAspirinHospitalTherapy