2021
Linking the Paul Coverdell National Acute Stroke Program to commercial claims to establish a framework for real-world longitudinal stroke research
Patorno E, Schneeweiss S, George M, Tong X, Franklin J, Pawar A, Mogun H, Moura L, Schwamm L. Linking the Paul Coverdell National Acute Stroke Program to commercial claims to establish a framework for real-world longitudinal stroke research. Stroke And Vascular Neurology 2021, 7: 114-123. PMID: 34750282, PMCID: PMC9067267, DOI: 10.1136/svn-2021-001134.Peer-Reviewed Original ResearchConceptsPaul Coverdell National Acute Stroke ProgramAcute Stroke ProgramClaims dataStroke ProgramStroke severityMedication useMedical historyReal-world patientsCare of patientsCommercial claims dataLongitudinal claims dataMedication utilisationStroke hospitalisationsStroke admissionsMost patientsCommercial ClaimsInpatient dataStroke researchDischarge usePatientsHigh quality linkageUnlinked patientsLab valuesStroke
2015
Racial/Ethnic and Sex Differences in Emergency Medical Services Transport Among Hospitalized US Stroke Patients: Analysis of the National Get With The Guidelines–Stroke Registry
Mochari-Greenberger H, Xian Y, Hellkamp A, Schulte P, Bhatt D, Fonarow G, Saver J, Reeves M, Schwamm L, Smith E. Racial/Ethnic and Sex Differences in Emergency Medical Services Transport Among Hospitalized US Stroke Patients: Analysis of the National Get With The Guidelines–Stroke Registry. Journal Of The American Heart Association 2015, 4: e002099. PMID: 26268882, PMCID: PMC4599467, DOI: 10.1161/jaha.115.002099.Peer-Reviewed Original ResearchMeSH KeywordsAgedAsianBlack or African AmericanChi-Square DistributionEmergency Medical ServicesFemaleHealth Knowledge, Attitudes, PracticeHispanic or LatinoHospitalizationHumansLogistic ModelsMaleMiddle AgedMultivariate AnalysisOdds RatioPatient Acceptance of Health CareRegistriesSex FactorsStrokeTransportation of PatientsUnited StatesWhite PeopleConceptsEmergency medical servicesStroke patientsStroke symptomsEMS useRace/ethnicityHospitalized acute stroke patientsEmergency medical services transportWhite womenGuidelines-Stroke registryAcute stroke patientsMultivariable logistic regressionLevel of consciousnessSex differencesGuidelines-StrokeNational GetIschemic strokeStroke outcomePatient characteristicsPotential confoundersMedical historyEMS transportSex disparitiesPatientsHispanic menLogistic regression
2012
Regional Variation in Recommended Treatments for Ischemic Stroke and TIA
Allen NB, Kaltenbach L, Goldstein LB, Olson DM, Smith EE, Peterson ED, Schwamm L, Lichtman JH. Regional Variation in Recommended Treatments for Ischemic Stroke and TIA. Stroke 2012, 43: 1858-1864. PMID: 22588262, DOI: 10.1161/strokeaha.112.652305.Peer-Reviewed Original ResearchConceptsDefect-free careLipid-lowering medicationsTissue-type plasminogen activatorLower oddsIschemic strokeIntravenous tissue-type plasminogen activatorSecondary stroke prevention treatmentDeep vein thrombosis prophylaxisTissue-type plasminogen activator administrationNational quality improvement programPlasminogen activatorGuideline-recommended treatmentGuidelines-Stroke hospitalsTransient ischemic attackQuarter of patientsStroke prevention treatmentBetter patient outcomesWeight loss educationQuality Improvement ProgramEligible patientsIschemic attackThrombosis prophylaxisPatient demographicsStroke treatmentMedical historyStandardizing the Structure of Stroke Clinical and Epidemiologic Research Data
Saver J, Warach S, Janis S, Odenkirchen J, Becker K, Benavente O, Broderick J, Dromerick A, Duncan P, Elkind M, Johnston K, Kidwell C, Meschia J, Schwamm L. Standardizing the Structure of Stroke Clinical and Epidemiologic Research Data. Stroke 2012, 43: 967-973. PMID: 22308239, PMCID: PMC3493110, DOI: 10.1161/strokeaha.111.634352.Peer-Reviewed Original ResearchConceptsCommon data elementsNeurological disordersStroke Common Data ElementsLong-term therapyClinical practice guidelinesNational InstituteCase report formsPrior health statusPatient-oriented researchAcute therapyHospital courseStroke presentationCerebrovascular diseaseMedical historyNational registryClinical trialsStroke typePractice guidelinesHealth statusEnd pointVital signsClinical researchReport formsData elementsTherapy
2009
Quality of Care in Women With Ischemic Stroke in the GWTG Program
Reeves M, Fonarow G, Zhao X, Smith E, Schwamm L. Quality of Care in Women With Ischemic Stroke in the GWTG Program. Stroke 2009, 40: 1127-1133. PMID: 19211482, DOI: 10.1161/strokeaha.108.543157.Peer-Reviewed Original ResearchConceptsQuality of careIschemic strokeAcute ischemic stroke admissionsMultivariable logistic regression modelDefect-free careGuidelines-Stroke programGWTG-Stroke programWorse poststroke outcomesIschemic stroke admissionsPast medical historySex differencesLogistic regression modelsSex-based differencesStroke admissionsCrude mortalityAtrial fibrillationMedical historyPoststroke outcomesHeart diseaseRisk adjustmentCareWomenFurther studiesMenStroke
2008
Differential Use of Warfarin for Secondary Stroke Prevention in Patients With Various Types of Atrial Fibrillation
Lewis W, Fonarow G, LaBresh K, Cannon C, Pan W, Super D, Sorof S, Schwamm L. Differential Use of Warfarin for Secondary Stroke Prevention in Patients With Various Types of Atrial Fibrillation. The American Journal Of Cardiology 2008, 103: 227-231. PMID: 19121441, PMCID: PMC3086549, DOI: 10.1016/j.amjcard.2008.08.062.Peer-Reviewed Original ResearchConceptsECG-documented atrial fibrillationType of AFAtrial fibrillationQuality Improvement ProgramEligible patientsStroke preventionHistory of AFForm of AFSuch high-risk groupsSecondary stroke preventionTransient ischemic attackParoxysmal atrial fibrillationHigh-risk groupAnticoagulation guidelinesIschemic attackWarfarin useAnticoagulation therapyThromboembolic eventsElderly patientsHospital dischargeIschemic strokePresent admissionWarfarin therapyWarfarin treatmentMedical history