2024
Prediction of Large Vessel Occlusion Stroke Using Clinical Registries for Research.
de Havenon A, Ayodele I, Alhanti B, Mac Grory B, Xian Y, Fonarow G, Smith E, Worrall B. Prediction of Large Vessel Occlusion Stroke Using Clinical Registries for Research. Neurology 2024, 102: e209424. PMID: 38759133, PMCID: PMC11175650, DOI: 10.1212/wnl.0000000000209424.Peer-Reviewed Original ResearchConceptsLarge vessel occlusionNIH Stroke ScaleConsistent with previous studiesAdult acute ischemic stroke patientsCross-sectional cohort analysisAcute ischemic stroke patientsLarge vessel occlusion strokePosterior circulation strokeDiagnosis of ischemic strokeReceiver operating curveNeuroimagingGWTG-StrokeIschemic stroke patientsVascular neuroimagingAdult patientsAtrial fibrillationCirculation strokeCohort analysisClinical covariatesStroke patientsOcclusion strokeVessel occlusionPrevious studiesCut-pointsStroke ScaleEndovascular Treatment of Acute Ischemic Stroke After Cardiac Interventions in the United States
de Havenon A, Zhou L, Koo A, Matouk C, Falcone G, Sharma R, Ney J, Shu L, Yaghi S, Kamel H, Sheth K. Endovascular Treatment of Acute Ischemic Stroke After Cardiac Interventions in the United States. JAMA Neurology 2024, 81: 264-272. PMID: 38285452, PMCID: PMC10825786, DOI: 10.1001/jamaneurol.2023.5416.Peer-Reviewed Original ResearchNational Institutes of Health Stroke ScaleNational Institutes of Health Stroke Scale scoreOdds of discharge homeDischarged homeIschemic strokeRate of endovascular thrombectomyMultivariate logistic regressionNational Inpatient Sample databaseHealth Stroke ScaleIntervention patientsInpatient Sample databaseMain OutcomesIntervention statusHospitalization of patientsPotential confoundersUS hospitalsEndovascular thrombectomyStroke patientsCohort studySecondary outcomesLogistic regressionCardiac interventionsStroke severityStroke ScaleGroup of hospitalized patients
2023
Clinical implications of Peri-hematomal edema microperfusion fraction in intracerebral hemorrhage intravoxel incoherent motion imaging – A pilot study
Abou Karam G, Tharmaseelan H, Aboian M, Malhotra A, Gilmore E, Falcone G, de Havenon A, Sheth K, Payabvash S. Clinical implications of Peri-hematomal edema microperfusion fraction in intracerebral hemorrhage intravoxel incoherent motion imaging – A pilot study. Journal Of Stroke And Cerebrovascular Diseases 2023, 32: 107375. PMID: 37738914, PMCID: PMC10591892, DOI: 10.1016/j.jstrokecerebrovasdis.2023.107375.Peer-Reviewed Original ResearchConceptsModified Rankin ScaleSecondary brain injuryIntracerebral hemorrhagePerihematomal edemaSubacute intracerebral hemorrhageIntravoxel incoherent motion imagingAdmission NIHSSBrain injuryMedian baseline National InstitutesPilot studyBaseline National InstitutesHealth Stroke ScalePerfusion fractionSupratentorial intracerebral hemorrhageIVIM metricsIncoherent motion imagingStroke ScaleNeuroprotective therapiesParenchymal injuryRankin ScaleRisk patientsConsecutive patientsUnivariable analysisPoor outcomeICH volumeEffect of COVID-19 on Acute Ischemic Stroke Severity and Mortality in 2020: Results From the 2020 National Inpatient Sample
de Havenon A, Zhou L, Yaghi S, Frontera J, Sheth K. Effect of COVID-19 on Acute Ischemic Stroke Severity and Mortality in 2020: Results From the 2020 National Inpatient Sample. Stroke 2023, 54: e194-e198. PMID: 37021563, PMCID: PMC10121243, DOI: 10.1161/strokeaha.122.041929.Peer-Reviewed Original ResearchConceptsHealth Stroke ScaleStroke ScaleStroke severityLowest quartileCOVID-19Acute ischemic stroke outcomesAcute ischemic stroke severityHigher stroke severityHospital stroke mortalityIschemic stroke outcomeHigher National InstitutesNational Inpatient SampleCross-sectional cohortIschemic stroke severityCOVID-19 statusNational InstituteHospital mortalityAdjusted riskHospital dischargeIschemic strokeStroke outcomeStroke mortalityAIS severityInpatient SampleExposure statusEffect of Alteplase on Ischemic Stroke Mortality Is Dependent on Stroke Severity
de Havenon A, Abbasi M, Yaghi S, Delic A, Bangad A, Johnston K, Tirschwell D, Sheth K. Effect of Alteplase on Ischemic Stroke Mortality Is Dependent on Stroke Severity. Annals Of Neurology 2023, 93: 1106-1116. PMID: 36852919, DOI: 10.1002/ana.26621.Peer-Reviewed Original ResearchConceptsIV-tPAHigher NIHSSIschemic strokeAtrial fibrillationNational Inpatient Sample (NIS) 2016Non-Hispanic white raceOlder ageBaseline National InstitutesDEFUSE-3 trialsHealth Stroke ScalePost-stroke mortalityIschemic stroke mortalityEffect of alteplaseRisk of mortalityLogistic regression modelsAnn NeurolFAST-MAGIMS IIISevere ISHospital mortalityIntravenous alteplaseSevere strokeStroke ScaleStroke severityFunctional outcome
2021
Predicting 90-Day Outcome After Thrombectomy: Baseline-Adjusted 24-Hour NIHSS Is More Powerful Than NIHSS Score Change
Mistry EA, Yeatts S, de Havenon A, Mehta T, Arora N, La Rosa F, Starosciak AK, Siegler JE, Mistry AM, Yaghi S, Khatri P. Predicting 90-Day Outcome After Thrombectomy: Baseline-Adjusted 24-Hour NIHSS Is More Powerful Than NIHSS Score Change. Stroke 2021, 52: 2547-2553. PMID: 34000830, PMCID: PMC11261999, DOI: 10.1161/strokeaha.120.032487.Peer-Reviewed Original ResearchConceptsNIHSS scoreLong-term functional outcomeNIHSS score changeComprehensive stroke centerHealth Stroke ScaleProspective observational studyEarly time pointsStroke centersStroke ScaleEndovascular therapyMRS outcomesMRS scoreRankin ScaleStroke patientsFunctional outcomeSurrogate markerClinical studiesNIHSSMultivariable modelingObservational studyOutcome measuresPatientsPercent changeScore changeLogistic regressionPredicting neuroimaging eligibility for extended-window endovascular thrombectomy.
de Havenon A, Mickolio K, O'Donnell S, Stoddard G, McNally JS, Alexander M, Taussky P, Awad AW. Predicting neuroimaging eligibility for extended-window endovascular thrombectomy. Journal Of Neurosurgery 2021, 135: 1100-1104. PMID: 33636705, PMCID: PMC8387497, DOI: 10.3171/2020.8.jns20386.Peer-Reviewed Original ResearchLarge vessel occlusionAlberta Stroke Program Early CT ScoreTissue plasminogen activatorEndovascular thrombectomyC-statisticPatients 5Stroke patientsTreatment windowFurther patient careHealth Stroke ScaleIschemic stroke treatmentLarge patient registriesSecond outcomePatients 4.5Stroke ScaleAdvanced imaging toolsStroke treatmentSalvageable penumbraCT scorePatient eligibilityClinical variablesPatient RegistryMultivariable modelMR perfusionTreatment cutoff