2015
Quality of Care and Ischemic Stroke Risk After Hospitalization for Transient Ischemic Attack
O'Brien E, Zhao X, Fonarow G, Schulte P, Dai D, Smith E, Schwamm L, Bhatt D, Xian Y, Saver J, Reeves M, Peterson E, Hernandez A. Quality of Care and Ischemic Stroke Risk After Hospitalization for Transient Ischemic Attack. Circulation Cardiovascular Quality And Outcomes 2015, 8: s117-s124. PMID: 26515199, DOI: 10.1161/circoutcomes.115.002048.Peer-Reviewed Original ResearchConceptsTransient ischemic attackDefect-free careIschemic strokeIschemic stroke riskQuality of careIschemic attackStroke riskCare measuresRisk scoreOverall hospital admission rateRisk score quintilesYear post dischargeLow-risk patientsHospital admission ratesIschemic stroke admissionsPrevious myocardial infarctionAbsence of strokeMedicare inpatient claimsCox proportional hazardsModerate discriminative performanceTIA patientsCause mortalityCessation counselingStroke admissionsBaseline demographics
2013
Risk-Standardizing Survival for In-Hospital Cardiac Arrest to Facilitate Hospital Comparisons
Chan P, Berg R, Spertus J, Schwamm L, Bhatt D, Fonarow G, Heidenreich P, Nallamothu B, Tang F, Merchant R, Investigators A. Risk-Standardizing Survival for In-Hospital Cardiac Arrest to Facilitate Hospital Comparisons. Journal Of The American College Of Cardiology 2013, 62: 601-609. PMID: 23770167, PMCID: PMC3769937, DOI: 10.1016/j.jacc.2013.05.051.Peer-Reviewed Original Research
2012
Care and Outcomes of Asian-American Acute Myocardial Infarction Patients
Qian F, Ling F, Deedwania P, Hernandez A, Fonarow G, Cannon C, Peterson E, Peacock W, Kaltenbach L, Laskey W, Schwamm L, Bhatt D. Care and Outcomes of Asian-American Acute Myocardial Infarction Patients. Circulation Cardiovascular Quality And Outcomes 2012, 5: 126-133. PMID: 22235068, DOI: 10.1161/circoutcomes.111.961987.Peer-Reviewed Original ResearchConceptsGuidelines-Coronary Artery Disease programAcute myocardial infarctionAMI patientsDisease programsBalloon timeWhite patientsAcute myocardial infarction patientsAMI performance measuresDefect-free careHospital mortality rateEvidence-based careAmerican Heart AssociationMyocardial infarction patientsAsian American patientsUnited States CentersHospital mortalityCessation counselingUnadjusted mortalityHeart failureHeart AssociationInfarction patientsMyocardial infarctionHigh prevalenceClinical careMortality rate
2011
Comparison of Composite Measure Methodologies for Rewarding Quality of Care
Eapen Z, Fonarow G, Dai D, O'Brien S, Schwamm L, Cannon C, Heidenreich P, Bhatt D, Peterson E, Hernandez A. Comparison of Composite Measure Methodologies for Rewarding Quality of Care. Circulation Cardiovascular Quality And Outcomes 2011, 4: 610-618. PMID: 22010200, DOI: 10.1161/circoutcomes.111.961391.Peer-Reviewed Original ResearchConceptsReadmission ratesHospital rankingsRisk-standardized readmission ratesRisk-standardized mortality ratesOpportunity-based scoreAcute myocardial infarctionBottom quintileComposite scoreModest correlationQuality Improvement ProgramComposite measureCause mortalityNumber of hospitalsHealth care performanceMyocardial infarctionMortality rateHospitalCare performanceScoresSimilar changesMortalityQuintileObservational analysisComposite performance measure
2010
Cost-Effectiveness of CT Perfusion for Selecting Patients for Intravenous Thrombolysis: A US Hospital Perspective
Jackson D, Earnshaw S, Farkouh R, Schwamm L. Cost-Effectiveness of CT Perfusion for Selecting Patients for Intravenous Thrombolysis: A US Hospital Perspective. American Journal Of Neuroradiology 2010, 31: 1669-1674. PMID: 20538823, PMCID: PMC7965001, DOI: 10.3174/ajnr.a2138.Peer-Reviewed Original ResearchConceptsHospital perspectiveUnenhanced CTExtent of penumbraLife-year savedUS hospital perspectiveAcute stroke evaluationSelection of patientsCT-based methodClinical trial dataDecision analytic modelCTP selectionIntravenous thrombolysisIschemic strokeClinical outcomesStroke evaluationPatient populationCT perfusionFavorable outcomeRoutine CTClinical trialsPatientsTrial dataMultivariate sensitivity analysisHospitalTPA treatmentCharacteristics, Performance Measures, and In-Hospital Outcomes of the First One Million Stroke and Transient Ischemic Attack Admissions in Get With The Guidelines-Stroke
Fonarow G, Reeves M, Smith E, Saver J, Zhao X, Olson D, Hernandez A, Peterson E, Schwamm L. Characteristics, Performance Measures, and In-Hospital Outcomes of the First One Million Stroke and Transient Ischemic Attack Admissions in Get With The Guidelines-Stroke. Circulation Cardiovascular Quality And Outcomes 2010, 3: 291-302. PMID: 20177051, DOI: 10.1161/circoutcomes.109.921858.Peer-Reviewed Original ResearchConceptsHospital mortality rateIntracerebral hemorrhageQuality of careIschemic strokeSubarachnoid hemorrhageMortality rateTransient ischemic attack admissionsTransient ischemic attack patientsIn-Hospital OutcomesAcute ischemic strokeIschemic stroke patientsAdjusted odds ratioLength of stayQuality improvement effortsGuidelines-StrokeGWTG-StrokeTIA admissionsTIA careTIA patientsHospital outcomesAcute strokeStroke patientsMean ageAttack patientsNational surveillance