2016
Validation of TURN, a simple predictor of symptomatic intracerebral hemorrhage after IV thrombolysis
Asuzu D, Nystrӧm K, Amin H, Schindler J, Wira C, Greer D, Fang NF, Halliday J, Sheth KN. Validation of TURN, a simple predictor of symptomatic intracerebral hemorrhage after IV thrombolysis. Clinical Neurology And Neurosurgery 2016, 146: 71-75. PMID: 27152469, DOI: 10.1016/j.clineuro.2016.04.017.Peer-Reviewed Original ResearchConceptsSymptomatic intracerebral hemorrhageIntracerebral hemorrhageRt-PAOdds ratioYale-New Haven HospitalNINDS rt-PA trialIschemic stroke patientsNew Haven HospitalTwo-sample t-testStroke patientsCharacteristic curveThrombolysisHemorrhageSignificant differencesPatientsT-testScoresExternal datasetSimple predictorInternal datasetHospital
2015
On- versus Off-Hour Patient Cohorts at a Primary Stroke Center: Onset-to-Treatment Duration and Clinical Outcomes after IV Thrombolysis
Asuzu D, Nystrӧm K, Amin H, Schindler J, Wira C, Greer D, Fang NF, Halliday J, Sheth KN. On- versus Off-Hour Patient Cohorts at a Primary Stroke Center: Onset-to-Treatment Duration and Clinical Outcomes after IV Thrombolysis. Journal Of Stroke And Cerebrovascular Diseases 2015, 25: 447-451. PMID: 26654664, DOI: 10.1016/j.jstrokecerebrovasdis.2015.10.017.Peer-Reviewed Original ResearchConceptsSymptomatic intracerebral hemorrhagePrimary stroke centerClinical outcomesStroke centersStroke severitySymptom onsetStroke careStroke patientsPatient cohortIntravenous recombinant tissue plasminogen activator (rt-PA) therapyTreatment durationRecombinant tissue plasminogen activator therapyHealth Stroke Scale scoreTissue plasminogen activator therapyConsistent quality careBaseline National InstitutesStroke Scale scoreAcute stroke careIschemic stroke patientsPlasminogen activator therapyMann-Whitney testSICH rateAcute strokeIschemic strokeConsecutive patientsTURN Score Predicts 24-Hour Cerebral Edema After IV Thrombolysis
Asuzu D, Nyström K, Sreekrishnan A, Schindler J, Wira C, Greer D, Halliday J, Kimberly WT, Sheth KN. TURN Score Predicts 24-Hour Cerebral Edema After IV Thrombolysis. Neurocritical Care 2015, 24: 381-388. PMID: 26341364, DOI: 10.1007/s12028-015-0198-6.Peer-Reviewed Original ResearchConceptsSymptomatic intracerebral hemorrhageBrain swellingIntracerebral hemorrhageCerebral edemaPoor outcomeSevere outcomesOdds ratioLogistic regression reporting odds ratiosNINDS rt-PA trialIschemic stroke patientsReporting odds ratioNew brainNew onsetMidline shiftStroke patientsRt-PAEdemaThrombolysisMortalityOutcomesMass effectCharacteristic curveHemorrhagePatientsStatistical associationTURN Score Predicts 90-day Outcome in Acute Ischemic Stroke Patients After IV Thrombolysis
Asuzu D, Nyström K, Schindler J, Wira C, Greer D, Halliday J, Sheth KN. TURN Score Predicts 90-day Outcome in Acute Ischemic Stroke Patients After IV Thrombolysis. Neurocritical Care 2015, 23: 172-178. PMID: 26032809, DOI: 10.1007/s12028-015-0154-5.Peer-Reviewed Original ResearchConceptsSymptomatic intracerebral hemorrhageGOS scoreSevere outcomesConfidence intervalsOdds ratioLogistic regression reporting odds ratiosScale scoreAcute ischemic stroke patientsGlasgow Outcome Scale scoreSPAN-100NINDS rt-PA trialIschemic stroke patientsBarthel Index scoreRankin Scale scoreReporting odds ratioStroke-TPIMRS scoreIntracerebral hemorrhageClinical scoresStroke patientsExcellent outcomesRt-PABI scoreIndex scoreOutcomesTURN: A Simple Predictor of Symptomatic Intracerebral Hemorrhage After IV Thrombolysis
Asuzu D, Nyström K, Amin H, Schindler J, Wira C, Greer D, Chi NF, Halliday J, Sheth KN. TURN: A Simple Predictor of Symptomatic Intracerebral Hemorrhage After IV Thrombolysis. Neurocritical Care 2015, 23: 166-171. PMID: 25869481, DOI: 10.1007/s12028-015-0131-z.Peer-Reviewed Original ResearchConceptsSymptomatic intracerebral hemorrhageBaseline NIHSS scorePrestroke mRS scoreNIHSS scoreMRS scoreIntracerebral hemorrhageRt-PAOdds ratioYale-New Haven HospitalNINDS rt-PA trialIschemic stroke patientsIschemic stroke treatmentIndependent predictorsStroke treatmentStroke patientsClinical parametersPlatelet countHyperacute strokeDerivation datasetThrombolysisLogistic regressionSubstantial riskNew scoreCharacteristic curveHemorrhage
2014
Modest Association between the Discharge Modified Rankin Scale Score and Symptomatic Intracerebral Hemorrhage after Intravenous Thrombolysis
Asuzu D, Nystrom K, Amin H, Schindler J, Wira C, Greer D, Fang NF, Halliday J, Sheth KN. Modest Association between the Discharge Modified Rankin Scale Score and Symptomatic Intracerebral Hemorrhage after Intravenous Thrombolysis. Journal Of Stroke And Cerebrovascular Diseases 2014, 24: 548-553. PMID: 25540072, DOI: 10.1016/j.jstrokecerebrovasdis.2014.09.034.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, IntravenousArea Under CurveBrain IschemiaCerebral HemorrhageChi-Square DistributionConnecticutDecision Support TechniquesDisability EvaluationFemaleFibrinolytic AgentsHumansLogistic ModelsMaleOdds RatioPatient DischargePredictive Value of TestsRetrospective StudiesRisk AssessmentRisk FactorsROC CurveStrokeThrombolytic TherapyTime FactorsTreatment OutcomeConceptsDischarge mRS scoreSymptomatic intracerebral hemorrhageRankin Scale scoreMRS scoreClinical scoresAdverse outcomesIntracerebral hemorrhageScale scoreModified Rankin Scale scoreLong-term adverse outcomesYale-New Haven HospitalIntravenous thrombolytic therapyIschemic stroke patientsUnivariate logistic regressionHosmer-Lemeshow statisticNew Haven HospitalMRS dataIntravenous thrombolysisThrombolytic therapyStroke patientsClinical benefitModest agreementClinical dataLogistic regressionModest associationComparison of 8 Scores for predicting Symptomatic Intracerebral Hemorrhage after IV Thrombolysis
Asuzu D, Nystrom K, Amin H, Schindler J, Wira C, Greer D, Chi NF, Halliday J, Sheth KN. Comparison of 8 Scores for predicting Symptomatic Intracerebral Hemorrhage after IV Thrombolysis. Neurocritical Care 2014, 22: 229-233. PMID: 25168743, DOI: 10.1007/s12028-014-0060-2.Peer-Reviewed Original ResearchConceptsSymptomatic intracerebral hemorrhageRt-PA therapyStroke-TPIThrombolytic therapyClinical scoresIntracerebral hemorrhageOdds ratioPredictors of sICHAcute ischemic stroke patientsYale-New Haven HospitalRt-PA treatmentIschemic stroke patientsHosmer-Lemeshow statisticBackgroundIntracerebral hemorrhageConsecutive patientsFeared complicationMethodsClinical dataStroke patientsAdverse outcomesStudy criteriaPatientsTherapyHemorrhageLogistic regressionSPAN-100HAT Score Outperforms 7 Other Hemorrhagic Transformation Scores in Ischemic Stroke Patients Treated with Thrombolysis (P3.109)
Asuzu D, Nystrom K, Halliday J, Wira C, Greer D, Schindler J, Sheth K. HAT Score Outperforms 7 Other Hemorrhagic Transformation Scores in Ischemic Stroke Patients Treated with Thrombolysis (P3.109). Neurology 2014, 82 DOI: 10.1212/wnl.82.10_supplement.p3.109.Peer-Reviewed Original ResearchThe Discharge Modified Rankin Scale Score Correlates with Established Hemorrhagic Transformation Scores in Ischemic Stroke Patients Treated with Thrombolysis (P7.118)
Asuzu D, Nystrom K, Halliday J, Wira C, Greer D, Pritchard D, Schindler J, Sheth K. The Discharge Modified Rankin Scale Score Correlates with Established Hemorrhagic Transformation Scores in Ischemic Stroke Patients Treated with Thrombolysis (P7.118). Neurology 2014, 82 DOI: 10.1212/wnl.82.10_supplement.p7.118.Peer-Reviewed Original Research
2011
Cardiac Complications in Acute Ischemic Stroke
Wira CR, Rivers E, Martinez-Capolino C, Silver B, Iyer G, Sherwin R, Lewandowski C. Cardiac Complications in Acute Ischemic Stroke. Western Journal Of Emergency Medicine 2011, 12: 414-420. PMID: 22224130, PMCID: PMC3236132, DOI: 10.5811/westjem.2011.2.1765.Peer-Reviewed Original ResearchHospital mortality rateCardiac complicationsTroponin elevationIschemic changesAtrial fibrillationAIS patientsEmergency departmentMortality rateSystolic dysfunctionAcute ischemic stroke patientsRetrospective cross-sectional studyActive atrial fibrillationAcute ischemic strokeHours of admissionIschemic stroke patientsUrban emergency departmentCross-sectional studySerum troponin elevationAcute presentationIschemic strokeSymptom onsetEjection fractionStroke patientsSubgroup analysisAdjunctive roleEpidemiology and Outcomes of Fever Burden Among Patients With Acute Ischemic Stroke
Phipps MS, Desai RA, Wira C, Bravata DM. Epidemiology and Outcomes of Fever Burden Among Patients With Acute Ischemic Stroke. Stroke 2011, 42: 3357-3362. PMID: 21980196, DOI: 10.1161/strokeaha.111.621425.Peer-Reviewed Original ResearchConceptsHigher fever burdenFever burdenFever eventsIschemic strokeStroke patientsAcute ischemic stroke patientsAcute ischemic strokeIschemic stroke patientsOdds of deathPoor patient outcomesAspects of feverFever daysHospital mortalityMedian tmaxClinical characteristicsRetrospective cohortStroke severityFebrile patientsFever episodesOutcome ratesOdds ratioPatient outcomesPatientsFeverLogistic regression