2021
Age-based outcomes of autogenous fistulas for hemodialysis access
Arhuidese I, King R, Elemuo C, Agbonkhese G, Calero A, Malas M. Age-based outcomes of autogenous fistulas for hemodialysis access. Journal Of Vascular Surgery 2021, 74: 1636-1642. PMID: 34298119, DOI: 10.1016/j.jvs.2021.06.477.Peer-Reviewed Original ResearchConceptsPrimary assisted patencySecondary patencyPopulation-based cohortAssisted patencyFistula maturationPrimary patencyAutogenous fistulasPatient survivalIncreasing agePopulation-based cohort of patientsUnited States Renal Database SystemArteriovenous access creationLog-rank testCohort of patientsCohort of HD patientsCox regression analysisRetrospective cohort studyRisk-adjusted analysisAccess maturationAccess creationPrimary assistedKaplan-MeierFistula useClinical statusHD access
2020
Impact of Body Mass Index on Outcomes of Autogenous Fistulas for Hemodialysis Access
Arhuidese I, Holscher C, Elemuo C, Parkerson G, Johnson B, Malas M. Impact of Body Mass Index on Outcomes of Autogenous Fistulas for Hemodialysis Access. Annals Of Vascular Surgery 2020, 68: 192-200. PMID: 32339695, DOI: 10.1016/j.avsg.2020.04.009.Peer-Reviewed Original ResearchConceptsBody mass indexImpact of body mass indexEnd-stage renal diseaseObesity class IObesity classAutogenous fistulasMass indexSpectrum of body mass indexPopulation-based cohort of patientsUnited States Renal Database SystemClass ILog-rank testCohort of patientsCox regression analysisPrevalence of obesityKaplan-Meier estimatesPopulation-based cohortTreatment of end-stage renal diseaseChi-square testAccess maturationNo significant differenceNormal weightRetrospective studyHemodialysis accessRenal diseaseOutcomes of autogenous fistulas and prosthetic grafts for hemodialysis access in diabetic and nondiabetic patients
Arhuidese I, Purohit A, Elemuo C, Parkerson G, Shames M, Malas M. Outcomes of autogenous fistulas and prosthetic grafts for hemodialysis access in diabetic and nondiabetic patients. Journal Of Vascular Surgery 2020, 72: 2088-2096. PMID: 32276026, DOI: 10.1016/j.jvs.2020.02.035.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overArteriovenous Shunt, SurgicalBlood Vessel Prosthesis ImplantationDatabases, FactualDiabetic NephropathiesFemaleHumansKidney Failure, ChronicMaleMiddle AgedPostoperative ComplicationsRenal DialysisRetrospective StudiesRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeUnited StatesVascular PatencyConceptsProsthetic graft infectionAutogenous fistulasSecondary patencyProsthetic graftsNondiabetic patientsPopulation-based cohortGraft infectionPrimary patencyPrimary assistedHemodialysis accessPopulation-based cohort of patientsUnited States Renal Database SystemCohort of hemodialysis patientsPrimary fistula patencyPrimary assisted patencyLog-rank testKaplan-Meier analysisCohort of patientsCox regression analysisRetrospective cohort studyStudent's t-testEffects of diabetesProsthetic graft patencyAssisted patencyGraft recipients
2018
Risks Associated With Primary and Redo Carotid Endarterectomy in the Endovascular Era
Arhuidese I, Faateh M, Nejim B, Locham S, Abularrage C, Malas M. Risks Associated With Primary and Redo Carotid Endarterectomy in the Endovascular Era. JAMA Surgery 2018, 153: 252-259. PMID: 29117272, PMCID: PMC5885921, DOI: 10.1001/jamasurg.2017.4477.Peer-Reviewed Original ResearchConceptsPrimary carotid endarterectomyRedo carotid endarterectomyAsymptomatic patientsSymptomatic patientsCarotid endarterectomyMyocardial infarctionProspective cohort of patientsPoint of careCohort of patientsPerioperative myocardial infarctionRisk of deathAsymptomatic carotid stenosisVascular Quality InitiativeRisk of strokeExcess riskMain OutcomesSociety for Vascular SurgeryClinicians' expectationsCommunity hospitalProfessional guidelinesConsecutive patientsProspective cohortNo significant differenceEndovascular therapyQuality Initiative
2017
Carotid artery revascularization in patients with contralateral carotid artery occlusion: Stent or endarterectomy?
Nejim B, Aridi H, Locham S, Arhuidese I, Hicks C, Malas M. Carotid artery revascularization in patients with contralateral carotid artery occlusion: Stent or endarterectomy? Journal Of Vascular Surgery 2017, 66: 1735-1748.e1. PMID: 28666824, DOI: 10.1016/j.jvs.2017.04.055.Peer-Reviewed Original ResearchMeSH KeywordsAgedCarotid StenosisChi-Square DistributionEndarterectomy, CarotidEndovascular ProceduresFemaleHumansKaplan-Meier EstimateLogistic ModelsMaleMiddle AgedMultivariate AnalysisOdds RatioProportional Hazards ModelsRegistriesRetrospective StudiesRisk FactorsSeverity of Illness IndexStentsTime FactorsTreatment OutcomeUnited StatesConceptsContralateral carotid artery occlusionCarotid artery occlusionCarotid artery stenting patientsCarotid artery stentingArtery occlusionCarotid endarterectomyRisk of strokeAsymptomatic patientsSymptomatic patientsHazard ratioOdds ratioHigh riskMultivariate logistic regression analysisContralateral carotid occlusionLog-rank testVascular Quality Initiative (VQI) registryCohort of patientsRisk of ipsilateral strokeCenters for MedicareShort-term outcomesCarotid artery revascularizationCarotid endarterectomy patientsHistory of strokeLogistic regression analysisCox proportional hazardsBovine carotid artery biologic graft outperforms expanded polytetrafluoroethylene for hemodialysis access
Arhuidese I, Reifsnyder T, Islam T, Karim O, Nejim B, Obeid T, Qazi U, Malas M. Bovine carotid artery biologic graft outperforms expanded polytetrafluoroethylene for hemodialysis access. Journal Of Vascular Surgery 2017, 65: 775-782. PMID: 28236920, DOI: 10.1016/j.jvs.2016.10.080.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAnimalsBlood Vessel ProsthesisBlood Vessel Prosthesis ImplantationBody Mass IndexCarotid ArteriesCattleChi-Square DistributionFemaleGraft Occlusion, VascularGraft SurvivalHeterograftsHumansHyperlipidemiasKaplan-Meier EstimateLogistic ModelsMaleMiddle AgedMultivariate AnalysisObesityOdds RatioPolytetrafluoroethyleneProportional Hazards ModelsProsthesis DesignRenal DialysisRetreatmentRetrospective StudiesRisk FactorsTime FactorsTreatment OutcomeVascular PatencyConceptsPrimary assisted patencyCohort of patientsSecondary patencyBovine carotid arteryHemodialysis accessAssisted patencyBiological graftsArteriovenous graftsPredictors of graft failureSingle-institution retrospective reviewGraft infection rateHigher body mass indexLog-rank testAccess-related complicationsCox regression analysisPermanent hemodialysis accessMultivariate logistic analysisCharacteristics of patientsBody mass indexSociety for Vascular SurgeryEPTFE graftsPrimary patencyRetrospective reviewGraft complicationsArteriovenous fistulaEndarterectomy versus stenting in patients with prior ipsilateral carotid artery stenting
Arhuidese I, Nejim B, Chavali S, Locham S, Obeid T, Hicks C, Malas M. Endarterectomy versus stenting in patients with prior ipsilateral carotid artery stenting. Journal Of Vascular Surgery 2017, 65: 1418-1428. PMID: 28190720, DOI: 10.1016/j.jvs.2016.11.041.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplastyCarotid StenosisChi-Square DistributionDatabases, FactualDisease-Free SurvivalEndarterectomy, CarotidFemaleHumansKaplan-Meier EstimateLogistic ModelsMaleMiddle AgedMultivariate AnalysisOdds RatioPatient SelectionProportional Hazards ModelsRecurrenceRetreatmentRetrospective StudiesRisk AssessmentRisk FactorsStentsTime FactorsTreatment OutcomeConceptsCohort of patientsCarotid endarterectomyIpsilateral CAIn-stent restenosisPerioperative stroke/deathAsymptomatic patientsMyocardial infarctionNo significant differenceVascular Quality Initiative (VQI) databaseTreatment of in-stent restenosisSignificant differenceComplication of carotid angioplastyCox regression analysisCompare carotid endarterectomyAdverse event ratesIncreased risk of strokeCarotid artery stentingOverall stroke rateRisk of strokeSymptomatic patientsIV statusPostoperative strokeCase seriesKaplan-MeierPatient characteristics
2016
Stenting versus endarterectomy after prior ipsilateral carotid endarterectomy
Arhuidese I, Obeid T, Nejim B, Locham S, Hicks C, Malas M. Stenting versus endarterectomy after prior ipsilateral carotid endarterectomy. Journal Of Vascular Surgery 2016, 65: 1-11. PMID: 27707617, DOI: 10.1016/j.jvs.2016.07.115.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplastyCarotid StenosisChi-Square DistributionCranial Nerve InjuriesDatabases, FactualEndarterectomy, CarotidFemaleHumansKaplan-Meier EstimateMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionPatient SelectionPropensity ScoreProportional Hazards ModelsRecurrenceReoperationRetrospective StudiesRisk FactorsStentsStrokeTime FactorsTreatment OutcomeUnited StatesConceptsIpsilateral CEACohort of patientsCarotid endarterectomyMyocardial infarctionPatient characteristicsOutcomes of carotid revascularizationVascular Quality Initiative (VQI) databaseSuperiority of carotid endarterectomyAssociated with high mortalityCranial nerve injuryIpsilateral carotid endarterectomyCompare patient characteristicsCox regression analysisRedo carotid endarterectomyIncreased risk of strokeAccess site complicationsPopulation-based studyPopulation-based evaluationRisk of strokeIpsilateral eventsAsymptomatic patientsSymptomatic patientsPeriprocedural periodPostoperative strokeCAS patients
2015
Contemporary Outcomes for Open Infrainguinal Bypass in the Endovascular Era
Reifsnyder T, Arhuidese I, Hicks C, Obeid T, Massada K, Khaled A, Qazi U, Malas M. Contemporary Outcomes for Open Infrainguinal Bypass in the Endovascular Era. Annals Of Vascular Surgery 2015, 30: 52-58. PMID: 26549809, DOI: 10.1016/j.avsg.2015.10.003.Peer-Reviewed Original ResearchConceptsPeripheral arterial diseaseInfrainguinal bypassLimb salvage rateCritical limb ischemiaGraft failureVein conduitSociety for Vascular Surgery standardsSalvage ratePredictors of graft failureLimb ischemiaAutogenous vein conduitPrimary-assisted patencySymptomatic peripheral arterial diseaseCohort of patientsMonitoring of high-risk groupsCox regression analysisLong-term outcomesSixty-five casesHigh-risk groupManagement of comorbiditiesLower-extremity revascularizationPrimary patencySecondary patencyRedo bypassAutogenous vein grafts