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 diseaseRacial differences in utilization and outcomes of hemodialysis access in the Unites States
Arhuidese I, AJi E, Muhammad R, Dhaliwal J, Shukla A, Malas M. Racial differences in utilization and outcomes of hemodialysis access in the Unites States. Journal Of Vascular Surgery 2020, 71: 1664-1673. PMID: 32173190, DOI: 10.1016/j.jvs.2019.07.092.Peer-Reviewed Original ResearchConceptsAutogenous fistulasPatient survivalInitiation of HDProsthetic graftsPrimary-assistedSecondary patencyFistula maturationCatheter useHispanic patientsFistula placementHD accessAssociated with better patencyAssociated with worse patencyOutcomes of arteriovenous fistulaUnited States Renal Database SystemCohort of hemodialysisLog-rank testCox regression analysisRisk-adjusted oddsNo significant differenceArteriovenous fistulaGraft maturationKaplan-MeierRetrospective analysisHemodialysis accessAge-related outcomes of arteriovenous grafts for hemodialysis access
Arhuidese I, Beaulieu R, Aridi H, Locham S, Baldwin E, Malas M. Age-related outcomes of arteriovenous grafts for hemodialysis access. Journal Of Vascular Surgery 2020, 72: 643-650. PMID: 32067881, DOI: 10.1016/j.jvs.2019.10.096.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedAged, 80 and overArteriovenous Shunt, SurgicalBlood Vessel ProsthesisBlood Vessel Prosthesis ImplantationDatabases, FactualDevice RemovalFemaleGraft Occlusion, VascularHumansKidney Failure, ChronicMaleMiddle AgedProsthesis-Related InfectionsRenal DialysisReoperationRetrospective StudiesRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeVascular PatencyConceptsPrimary assisted patencyPopulation-based cohortGraft infectionAssisted patencySecondary patencyPrimary patencyNo significant differenceArteriovenous graftsHemodialysis accessOutcomes of arteriovenous graftsAge-related outcomesOlder age categoriesCohort of hemodialysis patientsProsthetic graft infectionArteriovenous graft placementEnd-stage renal diseaseLog-rank testPrevalence of end-stage renal diseaseKaplan-Meier analysisSignificant differenceCox regression analysisRetrospective cohort studyOlder ageGraft excisionU.S. Renal Data System
2019
Gender-Based Utilization and Outcomes of Autogenous Fistulas and Prosthetic Grafts for Hemodialysis Access
Arhuidese I, Faateh M, Meshkin R, Calero A, Shames M, Malas M. Gender-Based Utilization and Outcomes of Autogenous Fistulas and Prosthetic Grafts for Hemodialysis Access. Annals Of Vascular Surgery 2019, 65: 196-205. PMID: 31626935, DOI: 10.1016/j.avsg.2019.08.083.Peer-Reviewed Original ResearchMeSH KeywordsAgedArteriovenous Shunt, SurgicalBlood Vessel ProsthesisBlood Vessel Prosthesis ImplantationDatabases, FactualFemaleGraft Occlusion, VascularHealthcare DisparitiesHumansKidney Failure, ChronicMaleMiddle AgedPractice Patterns, Physicians'Prosthesis-Related InfectionsRenal DialysisRetrospective StudiesRisk FactorsSex FactorsTime FactorsTreatment OutcomeVascular PatencyConceptsArteriovenous fistulaHD cathetersPatient survivalAssociated with lower patencyOutcomes of arteriovenous fistulaMultivariate Cox regression analysisCohort of hemodialysisArteriovenous fistula maturationCox regression analysisLow patencyInitiation of HDRisk-adjusted analysisUnited States Renal Data SystemPopulation-based cohortPrimary-assistedAccess maturationAutogenous fistulasAVF maturationNo significant differenceConduit patencyKaplan-MeierHD accessRetrospective analysisProsthetic graftsCatheter
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
Sex-based outcomes of lower extremity bypass surgery in hemodialysis patients
Arhuidese I, Kernodle A, Nejim B, Locham S, Hicks C, Malas M. Sex-based outcomes of lower extremity bypass surgery in hemodialysis patients. Journal Of Vascular Surgery 2017, 68: 153-160. PMID: 29276108, DOI: 10.1016/j.jvs.2017.10.063.Peer-Reviewed Original ResearchMeSH KeywordsAgedAmputation, SurgicalBlood Vessel ProsthesisBlood Vessel Prosthesis ImplantationChi-Square DistributionClinical Decision-MakingDatabases, FactualDisease-Free SurvivalFemaleGraft Occlusion, VascularHumansKaplan-Meier EstimateKidney DiseasesLimb SalvageLogistic ModelsLower ExtremityMaleMiddle AgedMultivariate AnalysisOdds RatioPeripheral Arterial DiseaseProportional Hazards ModelsProsthesis DesignRenal DialysisRetrospective StudiesRisk FactorsSex FactorsTime FactorsTreatment OutcomeVascular PatencyVeinsConceptsAcute graft failureAutogenous conduitGraft failureProsthetic conduitBypass surgeryHemodialysis patientsAssociated with higher patencyLimb salvagePrimary assisted patencySex-based outcomesInfrainguinal bypass surgeryLower extremity bypass surgeryCox regression analysisPatient survival ratesRisk-adjusted analysisUnited States Renal Data SystemCritical limb ischemiaAssisted patencySecondary patencyConduit usePrimary patencySurgical outcomesNo significant differenceKaplan-MeierComparing patientsEndarterectomy 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
2014
Surgeon’s 30-Day Outcomes Supporting the Carotid Revascularization Endarterectomy versus Stenting Trial
Grimm J, Arhuidese I, Beaulieu R, Qazi U, Perler B, Freischlag J, Malas M. Surgeon’s 30-Day Outcomes Supporting the Carotid Revascularization Endarterectomy versus Stenting Trial. JAMA Surgery 2014, 149: 1314-1318. PMID: 25391047, DOI: 10.1001/jamasurg.2014.1762.Peer-Reviewed Original ResearchConceptsComposite major adverse eventsCarotid Revascularization Endarterectomy Versus Stenting TrialCarotid artery stentingMajor adverse eventsAdverse eventsRisk of strokeCarotid endarterectomyMyocardial infarctionVascular surgeonsTreatment modalitiesHigh-risk patient characteristicsRisk of myocardial infarctionRetrospective analysis of patientsPeriprocedural risk of strokeComposite adverse eventsImprove patient selectionAnalysis of patientsRates of myocardial infarctionIncidence of perioperative strokeFisher's exact testPeriprocedural stroke rateCarotid Revascularization EndarterectomyNo significant differencePeriprocedural riskPatient selection