2011
An Administrative Claims Measure Suitable for Profiling Hospital Performance Based on 30-Day All-Cause Readmission Rates Among Patients With Acute Myocardial Infarction
Krumholz HM, Lin Z, Drye EE, Desai MM, Han LF, Rapp MT, Mattera JA, Normand SL. An Administrative Claims Measure Suitable for Profiling Hospital Performance Based on 30-Day All-Cause Readmission Rates Among Patients With Acute Myocardial Infarction. Circulation Cardiovascular Quality And Outcomes 2011, 4: 243-252. PMID: 21406673, PMCID: PMC3350811, DOI: 10.1161/circoutcomes.110.957498.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overCohort StudiesFemaleHumansInsurance Claim ReviewLogistic ModelsMaleMedicareModels, StatisticalMyocardial InfarctionOutcome and Process Assessment, Health CareOutcome Assessment, Health CarePatient ReadmissionQuality of Health CareReproducibility of ResultsRisk FactorsTime FactorsUnited States
2008
An Administrative Claims Measure Suitable for Profiling Hospital Performance on the Basis of 30-Day All-Cause Readmission Rates Among Patients With Heart Failure
Keenan PS, Normand SL, Lin Z, Drye EE, Bhat KR, Ross JS, Schuur JD, Stauffer BD, Bernheim SM, Epstein AJ, Wang Y, Herrin J, Chen J, Federer JJ, Mattera JA, Wang Y, Krumholz HM. An Administrative Claims Measure Suitable for Profiling Hospital Performance on the Basis of 30-Day All-Cause Readmission Rates Among Patients With Heart Failure. Circulation Cardiovascular Quality And Outcomes 2008, 1: 29-37. PMID: 20031785, DOI: 10.1161/circoutcomes.108.802686.Peer-Reviewed Original ResearchMeSH KeywordsFemaleHeart FailureHumansInsurance Claim ReviewMaleMedical RecordsMedicareModels, StatisticalOutcome Assessment, Health CarePatient ReadmissionSoftware ValidationUnited StatesConceptsRisk-standardized readmission ratesCause readmission rateReadmission ratesHeart failureHospital-level readmission ratesAdjusted readmission ratesAdministrative Claims MeasureUnadjusted readmission ratesHeart failure patientsHospital risk-standardized readmission ratesMedical record dataProfiling Hospital PerformanceHierarchical logistic regression modelsUse of MedicareMedical record modelNational Quality ForumLogistic regression modelsCause readmissionClaims-based modelsHospital dischargeFailure patientsC-statisticPreventable eventsPatientsQuality Forum
2005
Quality Improvement Efforts and Hospital Performance
Bradley EH, Herrin J, Mattera JA, Holmboe ES, Wang Y, Frederick P, Roumanis SA, Radford MJ, Krumholz HM. Quality Improvement Efforts and Hospital Performance. Medical Care 2005, 43: 282-292. PMID: 15725985, DOI: 10.1097/00005650-200503000-00011.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic beta-AntagonistsAgedAged, 80 and overCross-Sectional StudiesDrug Utilization ReviewFemaleHospitalsHumansLeadershipMaleMedical Staff, HospitalMiddle AgedMyocardial InfarctionOrganizational CultureOutcome Assessment, Health CarePractice Patterns, Physicians'Quality Indicators, Health CareRegistriesTotal Quality ManagementUnited StatesConceptsAcute myocardial infarctionBeta-blocker prescription ratesQuality improvement effortsMyocardial infarctionBeta-blocker useHospital teaching statusCross-sectional studyQuality improvement interventionsPatient-level dataPhysician leadershipQuality of careHospital performanceHospital quality improvement effortsImprovement effortsQuality improvement strategiesPrescription ratesBorderline significanceNational registryAMI volumeUS hospitalsImprovement interventionsHospitalTeaching statusEvidence baseHigh/medium
2004
Clinical trial of an educational intervention to achieve recommended cholesterol levels in patients with coronary artery disease
Lichtman JH, Amatruda J, Yaari S, Cheng S, Smith GL, Mattera JA, Roumanis SA, Wang Y, Radford MJ, Krumholz HM. Clinical trial of an educational intervention to achieve recommended cholesterol levels in patients with coronary artery disease. American Heart Journal 2004, 147: 522-528. PMID: 14999204, DOI: 10.1016/j.ahj.2003.06.003.Peer-Reviewed Original ResearchMeSH KeywordsAgedCholesterol, LDLCoronary DiseaseFemaleHealth Knowledge, Attitudes, PracticeHumansMaleMiddle AgedOutcome Assessment, Health CarePatient Education as TopicPractice Guidelines as TopicRisk FactorsConceptsLDL cholesterol target levelsCholesterol target levelsProportion of patientsCoronary artery diseaseUsual care groupArtery diseaseLevels 1 yearCholesterol managementCare groupEducational interventionPatient knowledgeLow-density lipoprotein cholesterol (LDL-C) target levelsTarget levelCholesterol knowledgeUsual careClinical characteristicsSecondary outcomesPrimary outcomeCholesterol levelsClinical trialsIntervention groupPatientsHospitalizationDiseaseIntervention
2003
Sex Differences in Health Status After Coronary Artery Bypass Surgery
Vaccarino V, Lin ZQ, Kasl SV, Mattera JA, Roumanis SA, Abramson JL, Krumholz HM. Sex Differences in Health Status After Coronary Artery Bypass Surgery. Circulation 2003, 108: 2642-2647. PMID: 14597590, DOI: 10.1161/01.cir.0000097117.28614.d8.Peer-Reviewed Original ResearchConceptsPhysical functionMental healthReadmission ratesFunctional gainsCoronary artery bypass graft surgeryArtery bypass graft surgeryCoronary artery bypass surgeryLower functional gainsBypass graft surgeryArtery bypass surgeryHigher readmission ratesMan 6 monthsMean score improvementFirst CABGCABG surgeryGraft surgeryBaseline characteristicsBypass surgeryHospital readmissionMultivariable analysisAdverse outcomesFunctional statusFunctional improvementHealth SurveyHealth statusAge does not limit quality of life improvement in cardiac valve surgery
Sedrakyan A, Vaccarino V, Paltiel AD, Elefteriades JA, Mattera JA, Roumanis SA, Lin Z, Krumholz HM. Age does not limit quality of life improvement in cardiac valve surgery. Journal Of The American College Of Cardiology 2003, 42: 1208-1214. PMID: 14522482, DOI: 10.1016/s0735-1097(03)00949-5.Peer-Reviewed Original ResearchConceptsMental component summaryQuality of lifeCardiac valve surgeryPhysical component summaryValve surgeryAssociation of ageValve proceduresComponent summarySF-36PCS scoresMedical Outcomes Trust Short FormPatients' QOLMitral valve proceduresAortic valve proceduresOlder patientsAortic patientsMCS scoresMitral patientsQOL benefitsHealth SurveyPatientsSurgeryStatistical significanceAgeMultiple regression analysis
1998
Trends in costs of percutaneous transluminal coronary angioplasty.
Heiat A, Mattera JA, Henry GA, Chen YT, Krumholz HM. Trends in costs of percutaneous transluminal coronary angioplasty. The American Journal Of Managed Care 1998, 4: 1667-74. PMID: 10339099.Peer-Reviewed Original ResearchConceptsPercutaneous transluminal coronary angioplastyTransluminal coronary angioplastyCoronary angioplastyClinical outcomesElective percutaneous transluminal coronary angioplastyYale-New Haven HospitalCatheterization laboratory costsMedical chart reviewGroup of patientsTotal hospital costsLength of stayHospital cost accounting systemChart reviewClinical characteristicsConsecutive patientsAngiographic featuresHospital recordsContrast volumeRetrospective studyPatient populationHospital costsLesion characteristicsStent useCatheterization laboratoryPatient profiles