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
Utilization, patency, and complications associated with vascular access for hemodialysis in the United States
Arhuidese I, Orandi B, Nejim B, Malas M. Utilization, patency, and complications associated with vascular access for hemodialysis in the United States. Journal Of Vascular Surgery 2018, 68: 1166-1174. PMID: 30244924, DOI: 10.1016/j.jvs.2018.01.049.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overArteriovenous Shunt, SurgicalBlood Vessel ProsthesisBlood Vessel Prosthesis ImplantationCatheterization, Central VenousCatheter-Related InfectionsCentral Venous CathetersDatabases, FactualFemaleGraft Occlusion, VascularHumansMaleMedical AuditMedicareMiddle AgedPractice Patterns, Physicians'Prosthesis-Related InfectionsRenal DialysisRetrospective StudiesRisk FactorsTime FactorsTreatment OutcomeUnited StatesVascular PatencyConceptsCatheter-free dialysisPrimary assisted patencyAutogenous fistulasPrimary patencyProsthetic graftsCatheter useAssisted patencySecondary patencySevere infectionsMedian time to maturationOutcome of vascular accessVascular accessAssociated with high mortalityLong-term hemodialysisComplications associated with vascular accessPatient survivalRetrospective studyAccess infectionFistula useGraft useHemodialysis cathetersFistulaCompare outcomesLow infection riskCatheterComparing the efficacy of shunting approaches and cerebral monitoring during carotid endarterectomy using a national database
Wiske C, Arhuidese I, Malas M, Patterson R. Comparing the efficacy of shunting approaches and cerebral monitoring during carotid endarterectomy using a national database. Journal Of Vascular Surgery 2018, 68: 416-425. PMID: 29571621, DOI: 10.1016/j.jvs.2017.11.077.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBlood Pressure DeterminationCarotid Artery DiseasesCerebrovascular CirculationChi-Square DistributionDatabases, FactualElectroencephalographyEndarterectomy, CarotidFemaleHospital MortalityHumansIntraoperative Neurophysiological MonitoringLength of StayLogistic ModelsMaleMonitoring, IntraoperativeMultivariate AnalysisOdds RatioPractice Patterns, Physicians'Retrospective StudiesRisk FactorsStrokeSurgeonsTime FactorsTreatment OutcomeUnited StatesConceptsRate of in-hospital deathIn-hospital deathShunt groupPractice patternsRoutine shuntingCerebral monitoringReturn to the operating roomRisk factorsPostoperative length of stayVascular Quality Initiative databaseShorter postoperative length of stayPressure monitoringVascular Quality Initiative registryMultivariate logistic regression modelCerebral monitoring techniquesRisk-adjusted analysisPatient risk factorsMonitoring groupLow-frequency outcomesRate of strokeNational databaseLength of stayConcomitant proceduresSurgical approachRe-exploration
2017
Regional variation in the cost of infrainguinal lower extremity bypass surgery in the United States
Nejim B, Wang S, Arhuidese I, Obeid T, Alshaikh H, Aridi H, Locham S, Malas M. Regional variation in the cost of infrainguinal lower extremity bypass surgery in the United States. Journal Of Vascular Surgery 2017, 67: 1170-1180.e4. PMID: 29074114, DOI: 10.1016/j.jvs.2017.08.055.Peer-Reviewed Original ResearchMeSH KeywordsAgedChi-Square DistributionCost-Benefit AnalysisDatabases, FactualFemaleHealth ExpendituresHealthcare DisparitiesHospital CostsHumansLinear ModelsLower ExtremityMaleMiddle AgedModels, EconomicPeripheral Arterial DiseasePractice Patterns, Physicians'Process Assessment, Health CareRetrospective StudiesSurgeonsTreatment OutcomeUnited StatesVascular GraftingConceptsLower extremity bypassIn-hospital costsHospital factorsService-specific costsInfrainguinal lower extremity bypassHealth care expendituresMedian in-hospital costsGeneralized linear regression modelsLower extremity bypass surgeryHealth systemPeripheral arterial diseaseStandard revascularization proceduresPatient's clinical conditionIdentified adult patientsLinear regression modelsCare expendituresFinancial burdenRegional variationMedian costPatient demographicsClinical characteristicsAdult patientsBypass surgeryNortheast regionPatient characteristics