2022
Analysis of Hospital-Level Readmission Rates and Variation in Adverse Events Among Patients With Pneumonia in the United States
Wang Y, Eldridge N, Metersky ML, Rodrick D, Faniel C, Eckenrode S, Mathew J, Galusha DH, Tasimi A, Ho SY, Jaser L, Peterson A, Normand ST, Krumholz HM. Analysis of Hospital-Level Readmission Rates and Variation in Adverse Events Among Patients With Pneumonia in the United States. JAMA Network Open 2022, 5: e2214586. PMID: 35639379, PMCID: PMC9157270, DOI: 10.1001/jamanetworkopen.2022.14586.Peer-Reviewed Original ResearchConceptsRisk-standardized readmission ratesMedicare Patient Safety Monitoring SystemCause readmission rateAdverse eventsReadmission ratesHigh riskHospital-level readmission ratesHigher patient riskHospital adverse eventsAdverse event dataCross-sectional studyHospital performanceIndex hospitalizationMedian ageHospital characteristicsMedical recordsReadmission dataPatient riskHospital careMAIN OUTCOMEPneumoniaHospital levelPatientsReadmissionGreater risk
2021
Administrative Claims Measure for Profiling Hospital Performance Based on 90-Day All-Cause Mortality Following Coronary Artery Bypass Graft Surgery
Mori M, Nasir K, Bao H, Jimenez A, Legore SS, Wang Y, Grady J, Lama SD, Brandi N, Lin Z, Kurlansky P, Geirsson A, Bernheim SM, Krumholz HM, Suter LG. Administrative Claims Measure for Profiling Hospital Performance Based on 90-Day All-Cause Mortality Following Coronary Artery Bypass Graft Surgery. Circulation Cardiovascular Quality And Outcomes 2021, 14: e006644. PMID: 33535776, DOI: 10.1161/circoutcomes.120.006644.Peer-Reviewed Original ResearchConceptsRisk-standardized mortality ratesCoronary artery bypass graft surgeryArtery bypass graft surgeryBypass graft surgeryMortality rateGraft surgeryC-statisticMedicaid ServicesAdministrative Claims MeasureCause mortality ratesMortality measuresUnadjusted mortality ratesProfiling Hospital PerformanceHierarchical logistic regression modelsAlternate payment modelsHospital performanceLogistic regression modelsCABG recoveryPayment modelsCABG surgeryCause mortalityCABG proceduresDays postsurgeryHospital levelSurgery
2020
Quality of Care for Patients Hospitalized for Heart Failure in China
Gupta A, Yu Y, Tan Q, Liu S, Masoudi FA, Du X, Zhang J, Krumholz HM, Li J. Quality of Care for Patients Hospitalized for Heart Failure in China. JAMA Network Open 2020, 3: e1918619. PMID: 31913489, PMCID: PMC6991250, DOI: 10.1001/jamanetworkopen.2019.18619.Peer-Reviewed Original ResearchConceptsQuality of careHospital levelHF careEligible patientsComposite performance scoreEvidence-based β-blockersAngiotensin-converting enzyme inhibitorRetrospective cross-sectional studyVentricular ejection fraction assessmentMedian rateAngiotensin receptor blockersMedian patient ageHeart failure epidemicCross-sectional studyEjection fraction assessmentMedian odds ratioPerformance scoresHF hospitalizationReceptor blockersPatient ageHeart failureHospital admissionMedical recordsOdds ratioMAIN OUTCOME
2017
Quality of Care in Chinese Hospitals: Processes and Outcomes After ST‐segment Elevation Myocardial Infarction
Downing NS, Wang Y, Dharmarajan K, Nuti SV, Murugiah K, Du X, Zheng X, Li X, Li J, Masoudi FA, Spertus JA, Jiang L, Krumholz HM. Quality of Care in Chinese Hospitals: Processes and Outcomes After ST‐segment Elevation Myocardial Infarction. Journal Of The American Heart Association 2017, 6: e005040. PMID: 28645937, PMCID: PMC5669155, DOI: 10.1161/jaha.116.005040.Peer-Reviewed Original ResearchConceptsST-elevation myocardial infarctionRisk-standardized mortality ratesQuality of careGuideline-recommended careGuideline-recommended treatmentMyocardial infarctionMortality rateST-segment elevation myocardial infarctionChina PEACE-Retrospective AMI StudyComposite rateMedian risk-standardized mortality rateProportion of patientsElevation myocardial infarctionQuality improvement initiativesProportion of opportunitiesDefect-free rateHospital levelInfarctionHospitalChinese hospitalsPatientsCareAMI studyImprovement initiativesHigh rate
2014
Risk Adjustment of Ischemic Stroke Outcomes for Comparing Hospital Performance
Katzan IL, Spertus J, Bettger JP, Bravata DM, Reeves MJ, Smith EE, Bushnell C, Higashida RT, Hinchey JA, Holloway RG, Howard G, King RB, Krumholz HM, Lutz BJ, Yeh RW. Risk Adjustment of Ischemic Stroke Outcomes for Comparing Hospital Performance. Stroke 2014, 45: 918-944. PMID: 24457296, DOI: 10.1161/01.str.0000441948.35804.77.Peer-Reviewed Original ResearchMeSH KeywordsAmerican Heart AssociationBrain IschemiaHospitalsHumansModels, OrganizationalOutcome Assessment, Health CarePatient ReadmissionPredictive Value of TestsPrognosisQuality of Health CareRecovery of FunctionReproducibility of ResultsRisk AdjustmentSample SizeStrokeTreatment OutcomeUnited StatesConceptsIschemic stroke outcomeRisk-adjustment modelsStroke severityStroke outcomeStroke careOutcome measuresHospital levelRisk-adjusted outcome comparisonsRisk adjustmentHospital-level outcomesHospital performanceVascular risk factorsImportant prognostic factorIschemic stroke careIndividual patient levelStroke severity measuresRisk-adjusted modelsHospital-level performanceQuality of strokeComparison of qualityIschemic strokePrognostic factorsComorbid conditionsFunctional outcomeMajor disability
2010
Importance of Measuring Glycosylated Hemoglobin in Patients With Myocardial Infarction and Known Diabetes Mellitus
Stolker JM, Sun D, Conaway DG, Jones PG, Masoudi FA, Peterson PN, Krumholz HM, Kosiborod M, Spertus JA. Importance of Measuring Glycosylated Hemoglobin in Patients With Myocardial Infarction and Known Diabetes Mellitus. The American Journal Of Cardiology 2010, 105: 1090-1094. PMID: 20381658, PMCID: PMC2856846, DOI: 10.1016/j.amjcard.2009.12.010.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionDiabetes mellitusMyocardial infarctionChronic glycemic controlPoor controlMyocardial infarction patientsProspective registryGlycemic controlClinical outcomesGlycosylated hemoglobinHemoglobin assessmentInfarction patientsAMI careDM controlDM treatmentHospital levelPatientsDisease managementAdditional quality indicatorsMarked variabilityMellitusInfarctionCurrent performance measuresDM evaluationAssessment