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
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
2003
Gender differences in recovery after coronary artery bypass surgery
Vaccarino V, Lin ZQ, Kasl SV, Mattera JA, Roumanis SA, Abramson JL, Krumholz HM. Gender differences in recovery after coronary artery bypass surgery. Journal Of The American College Of Cardiology 2003, 41: 307-314. PMID: 12535827, DOI: 10.1016/s0735-1097(02)02698-0.Peer-Reviewed Original ResearchConceptsPhysical functionCABG surgeryDepressive symptomsHospital readmissionCoronary artery bypass graft surgeryArtery bypass graft surgeryCoronary artery bypass surgeryBypass graft surgeryArtery bypass surgeryCongestive heart failureLow physical functionMore depressive symptomsFirst CABGGraft surgeryBaseline characteristicsBypass surgeryPatient characteristicsHeart failureIllness severityMedical recordsWorse outcomesClinical dataFemale genderHigh riskSide effects
1999
Failure to Improve Left Ventricular Function After Coronary Revascularization for Ischemic Cardiomyopathy Is Not Associated With Worse Outcome
Samady H, Elefteriades J, Abbott B, Mattera J, McPherson C, Wackers F. Failure to Improve Left Ventricular Function After Coronary Revascularization for Ischemic Cardiomyopathy Is Not Associated With Worse Outcome. Circulation 1999, 100: 1298-1304. PMID: 10491374, DOI: 10.1161/01.cir.100.12.1298.Peer-Reviewed Original ResearchConceptsVentricular functionIschemic cardiomyopathyGroup AHeart failure scoreLeft ventricular functionIschemic LV dysfunctionPoor patient outcomesB. Group ALack of improvementBaseline LVEFEffective revascularizationImproved LVEFCoronary revascularizationLV dysfunctionConsecutive patientsIntraoperative variablesPostoperative improvementCardiac deathLV functionPoor outcomeViable myocardiumLVEF assessmentIschemic myocardiumPatient outcomesWorse outcomes
1991
Thallium-201 for assessment of myocardial viability: Quantitative comparison of 24-hour redistribution imaging with imaging after reinjection at rest
Kayden D, Sigal S, Soufer R, Mattera J, Zaret B, Wackers F. Thallium-201 for assessment of myocardial viability: Quantitative comparison of 24-hour redistribution imaging with imaging after reinjection at rest. Journal Of The American College Of Cardiology 1991, 18: 1480-1486. PMID: 1939949, DOI: 10.1016/0735-1097(91)90678-3.Peer-Reviewed Original ResearchConceptsInjection of thalliumRedistribution imagesDefect reversibilityThallium-201 reinjectionThallium-201 defectsLate redistribution imagingPoor quality studiesDiagnostic informationClinical variablesRedistribution imagingThallium defectsThallium imagesMyocardial viabilityReversible defectsStress imagingThallium-201PatientsBetter diagnostic informationStress testingExercisePresent studyQuality studiesInjectionLate redistributionReinjection
1988
Peak filling rate normalized to mitral stroke volume: A new Doppler echocardiographic filling index validated by radionuclide angiographic techniques
Bowman L, Lee F, Jaffe C, Mattera J, Wackers F, Zaret B. Peak filling rate normalized to mitral stroke volume: A new Doppler echocardiographic filling index validated by radionuclide angiographic techniques. Journal Of The American College Of Cardiology 1988, 12: 937-943. PMID: 3417992, DOI: 10.1016/0735-1097(88)90458-5.Peer-Reviewed Original ResearchConceptsPeak filling rateMitral stroke volumeMean peak filling rateEnd-diastolic volumeStroke volumeFilling indexDoppler echocardiographyNormal patientsFilling velocityEarly peak filling velocityLate filling ratioEarly filling velocityDiastolic filling indexesLeft ventricular fillingTime-velocity integralPeak filling velocityRadionuclide angiographic techniquesFilling rateMitral inflowVentricular fillingMitral leafletEchocardiographic determinationMitral apparatusVelocity integralVentricular volume