2019
Survival after major lower extremity amputation in patients with end-stage renal disease
Arhuidese I, Nejim B, Aji E, Canner J, Malas M. Survival after major lower extremity amputation in patients with end-stage renal disease. Journal Of Vascular Surgery 2019, 70: 1291-1298. PMID: 31543169, DOI: 10.1016/j.jvs.2018.12.055.Peer-Reviewed Original ResearchConceptsKnee amputeesKnee amputationBurden of peripheral artery diseaseLower extremity amputationEstimates of life expectancyEnd-stage renal diseaseRisk-adjusted mortalityAmputation levelExtremity amputationRace-specific differencesRT recipientsHealthcare providersPeripheral arterial diseaseHD patientsLong-term mortalityUnited States Renal Data SystemMedian survivalBKAKneeHispanicsLife expectancyRenal transplantationMLEAAmputationCardiovascular disease
2018
Infrainguinal bypass surgery outcomes are worse in hemodialysis patients compared with patients with renal transplants
Arhuidese I, Nejim B, Locham S, Malas M. Infrainguinal bypass surgery outcomes are worse in hemodialysis patients compared with patients with renal transplants. Journal Of Vascular Surgery 2018, 69: 850-856. PMID: 30583904, DOI: 10.1016/j.jvs.2018.05.252.Peer-Reviewed Original ResearchMeSH KeywordsAgedBlood Vessel Prosthesis ImplantationDatabases, FactualFemaleHumansKidney Failure, ChronicKidney TransplantationLimb SalvageLower ExtremityMaleMiddle AgedPeripheral Arterial DiseasePostoperative ComplicationsRenal DialysisRetrospective StudiesRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeUnited StatesVascular PatencyConceptsInfrainguinal bypass surgeryRenal transplantationRT patientsPatient survivalOutcome of infrainguinal bypass surgeryHD patientsBenefits of renal transplantationLimb salvageEnd-stage renal diseaseCox regression analysisLong-term outcomesEvaluate 30-dayRisk-adjusted analysisPopulation-based cohortCritical limb ischemiaU.S. Renal Data SystemRetrospective reviewBypass surgeryKaplan-MeierSurgery outcomesPatient-level riskRenal diseaseHemodialysis patientsLimb ischemiaPatients
2017
Racial disparities after infrainguinal bypass surgery in hemodialysis patients
Arhuidese I, Wang S, Locham S, Faateh M, Nejim B, Malas M. Racial disparities after infrainguinal bypass surgery in hemodialysis patients. Journal Of Vascular Surgery 2017, 66: 1163-1174. PMID: 28647200, DOI: 10.1016/j.jvs.2017.04.044.Peer-Reviewed Original ResearchMeSH KeywordsAgedAmputation, SurgicalBlack or African AmericanBlood Vessel Prosthesis ImplantationChi-Square DistributionDatabases, FactualFemaleHealthcare DisparitiesHispanic or LatinoHumansKaplan-Meier EstimateKidney DiseasesLimb SalvageLogistic ModelsMaleMedicareMiddle AgedMultivariate AnalysisOdds RatioPeripheral Arterial DiseasePostoperative ComplicationsProcess Assessment, Health CarePropensity ScoreProportional Hazards ModelsRenal DialysisRetrospective StudiesRisk FactorsTime FactorsTreatment OutcomeUnited StatesVascular PatencyWhite PeopleConceptsInfrainguinal bypass surgeryGraft failureHD patientsPeripheral arterial diseaseLimb salvageBypass surgeryEvaluate long-term graft patencyArtery diseaseWhite patientsGraft patencyBlack patientsSurgical treatment of peripheral arterial diseaseLong-term graft failurePrimary assisted patencyAcute graft failureCox regression analysisLong-term mortalityLong-term graft patencyAll-cause mortalityLimb lossTreatment of peripheral arterial diseasePopliteal-tibial bypassAssisted patencyPrimary patencySecondary patency
2016
Abstract 102: Carotid Endarterectomy versus Stenting in Patients on Chronic Hemodialysis
Arhuidese I, Obeid T, Nejim B, Yin K, Wang S, Malas M. Abstract 102: Carotid Endarterectomy versus Stenting in Patients on Chronic Hemodialysis. Stroke 2016, 47 DOI: 10.1161/str.47.suppl_1.102.Peer-Reviewed Original ResearchLong-term outcomesPropensity score matching analysisCohort of HD patientsRisk of perioperative strokeScore matching analysisCarotid endarterectomyPerioperative strokeHD patientsCompare long-term outcomesMean follow-upMultivariate Cox regressionMatching analysisStroke-free survivalPredictors of perioperative strokeCarotid artery stenosisPerioperative stroke rateFree survivalStroke free survivalChronic hemodialysisSymptomatic statusCarotid revascularizationFollow-upCox regressionArtery stenosisMedicare database
2015
Trends in Incident Hemodialysis Access and Mortality
Malas MB, Canner JK, Hicks CW, Arhuidese IJ, Zarkowsky DS, Qazi U, Schneider EB, Black JH, Segev DL, Freischlag JA. Trends in Incident Hemodialysis Access and Mortality. JAMA Surgery 2015, 150: 441-448. PMID: 25738981, DOI: 10.1001/jamasurg.2014.3484.Peer-Reviewed Original ResearchConceptsEnd-stage renal diseaseHemodialysis cathetersArteriovenous fistulaArteriovenous graftsLower mortalityRenal diseaseVascular accessHD outcomesNational Kidney Foundation Kidney Disease Outcomes Quality InitiativeKidney Foundation Kidney Disease Outcomes Quality InitiativeMultivariable Cox proportional hazards modelsPrior renal replacement therapyUS Renal Data SystemCox proportional hazards modelArteriovenous fistula useIncident HD patientsInitiation of hemodialysisRetrospective cohort studyRenal replacement therapyProportional hazards modelFistula useCohort studySurvival benefitHD patientsPropensity score-matching technique