2015
National Quality Assessment of Early Clopidogrel Therapy in Chinese Patients With Acute Myocardial Infarction (AMI) in 2006 and 2011: Insights From the China Patient‐Centered Evaluative Assessment of Cardiac Events (PEACE)–Retrospective AMI Study
Zhang L, Desai NR, Li J, Hu S, Wang Q, Li X, Masoudi FA, Spertus JA, Nuti SV, Wang S, Krumholz HM, Jiang L, Group T. National Quality Assessment of Early Clopidogrel Therapy in Chinese Patients With Acute Myocardial Infarction (AMI) in 2006 and 2011: Insights From the China Patient‐Centered Evaluative Assessment of Cardiac Events (PEACE)–Retrospective AMI Study. Journal Of The American Heart Association 2015, 4: e001906. PMID: 26163041, PMCID: PMC4608074, DOI: 10.1161/jaha.115.001906.Peer-Reviewed Original ResearchMeSH KeywordsAgedAsian PeopleChinaClopidogrelDrug Administration ScheduleFemaleHealthcare DisparitiesHumansMaleMiddle AgedMyocardial InfarctionNational Health ProgramsPercutaneous Coronary InterventionPlatelet Aggregation InhibitorsPractice Patterns, Physicians'Quality ImprovementQuality Indicators, Health CareResidence CharacteristicsRetrospective StudiesRisk FactorsRural Health ServicesTiclopidineTime FactorsTreatment OutcomeUrban Health ServicesConceptsAcute myocardial infarctionEarly clopidogrel useClopidogrel therapyClopidogrel useRural hospitalsMyocardial infarctionQuality improvement initiativesEligible patientsClopidogrel administrationReperfusion therapyCardiac eventsHospital admissionAMI patientsChina PatientChinese patientsPatterns of useUrban hospitalPatientsClopidogrelChinese trialsHospitalTherapyEarly useAMI studyImprovement initiativesHospital Variability in Use of Anticoagulant Strategies During Acute Myocardial Infarction Treated With an Early Invasive Strategy
Arnold SV, Li SX, Alexander KP, Spertus JA, Nallamothu BK, Curtis JP, Kosiborod M, Gupta A, Wang TY, Lin H, Dharmarajan K, Strait KM, Lowe TJ, Krumholz HM. Hospital Variability in Use of Anticoagulant Strategies During Acute Myocardial Infarction Treated With an Early Invasive Strategy. Journal Of The American Heart Association 2015, 4: e002009. PMID: 26077589, PMCID: PMC4599539, DOI: 10.1161/jaha.115.002009.Peer-Reviewed Original ResearchConceptsEarly invasive strategyAnticoagulant strategiesMyocardial infarctionBleeding rateInvasive strategyAcute myocardial infarction patientsOptimal anticoagulant strategyHalf of patientsPercutaneous coronary interventionAcute myocardial infarctionMyocardial infarction patientsHospital use patternsComparative effectiveness studiesRisk-standardized mortalityChoice of anticoagulantsMedian odds ratioCoronary interventionPatient factorsSystemic anticoagulationHospital variabilityInfarction patientsPrincipal diagnosisOdds ratioMultivariate regression modelPatterns of useNational assessment of early β-blocker therapy in patients with acute myocardial infarction in China, 2001-2011: The China Patient-centered Evaluative Assessment of Cardiac Events (PEACE)–Retrospective AMI Study
Zhang H, Masoudi FA, Li J, Wang Q, Li X, Spertus JA, Ross JS, Desai NR, Krumholz HM, Jiang L, Group C. National assessment of early β-blocker therapy in patients with acute myocardial infarction in China, 2001-2011: The China Patient-centered Evaluative Assessment of Cardiac Events (PEACE)–Retrospective AMI Study. American Heart Journal 2015, 170: 506-515.e1. PMID: 26385034, PMCID: PMC5459420, DOI: 10.1016/j.ahj.2015.05.012.Peer-Reviewed Original ResearchConceptsΒ-blocker therapyAcute myocardial infarctionΒ-blocker useCardiogenic shockRisk factorsAbsolute contraindicationMyocardial infarctionEarly β-blocker useLower systolic blood pressureHours of admissionMedical record reviewSystolic blood pressureClinical practice guidelinesLower heart rateQuality of careChest discomfortCardiac eventsBlood pressureRecord reviewChina PatientIdeal patientPractice guidelinesHeart rateHigh riskPatterns of usePatterns of Use of Angiotensin‐Converting Enzyme Inhibitors/Angiotensin Receptor Blockers Among Patients With Acute Myocardial Infarction in China From 2001 to 2011: China PEACE‐Retrospective AMI Study
Liu J, Masoudi FA, Spertus JA, Wang Q, Murugiah K, Spatz ES, Li J, Li X, Ross JS, Krumholz HM, Jiang L, Group C. Patterns of Use of Angiotensin‐Converting Enzyme Inhibitors/Angiotensin Receptor Blockers Among Patients With Acute Myocardial Infarction in China From 2001 to 2011: China PEACE‐Retrospective AMI Study. Journal Of The American Heart Association 2015, 4: e001343. PMID: 25713293, PMCID: PMC4345866, DOI: 10.1161/jaha.114.001343.Peer-Reviewed Original ResearchConceptsACEI/ARB therapyAcute myocardial infarctionClass I indicationsARB therapyMyocardial infarctionMortality riskReceptor blockersAngiotensin-Converting Enzyme Inhibitors/Angiotensin Receptor BlockersEnzyme inhibitors/angiotensin receptor blockersChina PEACE-Retrospective AMI StudyChinese AMI patientsClass IIa recommendationRates of therapyAbsence of contraindicationsAngiotensin receptor blockersHigher mortality riskCost-effective therapyIIa recommendationAMI patientsChina PatientRetrospective studyHigh riskPatterns of useChinese guidelinesPatients
2012
Hospital Patterns of Use of Positive Inotropic Agents in Patients With Heart Failure
Partovian C, Gleim SR, Mody PS, Li SX, Wang H, Strait KM, Allen LA, Lagu T, Normand SL, Krumholz HM. Hospital Patterns of Use of Positive Inotropic Agents in Patients With Heart Failure. Journal Of The American College Of Cardiology 2012, 60: 1402-1409. PMID: 22981548, PMCID: PMC3636773, DOI: 10.1016/j.jacc.2012.07.011.Peer-Reviewed Original ResearchConceptsPositive inotropic agentsRisk-standardized ratesInotropic agentsHeart failureInotrope useHospital patternsMortality rateRisk-standardized mortality ratesHospital mortality rateHeart failure patientsLittle clinical evidenceLength of stayPatient case mixHierarchical logistic regression modelsLogistic regression modelsIntraclass correlation coefficientFailure patientsHospital variationClinical evidenceInterhospital variationClinical guidelinesIndividual hospital effectsHospital ratesHospital effectsPatterns of use
2003
Metformin and Thiazolidinedione Use in Medicare Patients With Heart Failure
Masoudi FA, Wang Y, Inzucchi SE, Setaro JF, Havranek EP, Foody JM, Krumholz HM. Metformin and Thiazolidinedione Use in Medicare Patients With Heart Failure. JAMA 2003, 290: 81-85. PMID: 12837715, DOI: 10.1001/jama.290.1.81.Peer-Reviewed Original ResearchConceptsHeart failureDiabetic patientsConcomitant diabetesThiazolidinedione useMedicare beneficiariesRetrospective medical record abstractionUse of metforminAdvanced heart failureProportion of patientsHeart failure therapyMedical record abstractionAcute care hospitalsMetformin useFailure therapyHospital dischargeCare hospitalRecord abstractionOptimal carePrimary diagnosisAntihyperglycemic drugsMedicare patientsDrug treatmentPatterns of usePatientsPackage inserts