2020
Racial 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 access
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
Perioperative and Long-term Outcomes After Carotid Endarterectomy in Hemodialysis Patients
Cooper M, Arhuidese I, Obeid T, Hicks C, Canner J, Malas M. Perioperative and Long-term Outcomes After Carotid Endarterectomy in Hemodialysis Patients. JAMA Surgery 2016, 151: 947-952. PMID: 27366897, DOI: 10.1001/jamasurg.2016.1504.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedAsymptomatic DiseasesDatabases, FactualEndarterectomy, CarotidFemaleHeart FailureHispanic or LatinoHumansKidney Failure, ChronicMaleMiddle AgedMobility LimitationMyocardial InfarctionPostoperative PeriodPulmonary Disease, Chronic ObstructiveRenal DialysisRetrospective StudiesRisk FactorsSex FactorsSmokingStrokeSurvival RateTime FactorsUnited StatesConceptsLong-term outcomesRisk of carotid endarterectomyAsymptomatic patientsLong-term strokeSymptomatic patientsCarotid endarterectomyDialysis patientsPerioperative strokeCohort of symptomatic patientsHistory of congestive heart failureMedian follow-up timePredictor of long-term mortalityMyocardial infarctionAssociated with poor outcomesDialysis-dependent patientsFollow-up timeOutcomes of carotid endarterectomyCox regression analysisCongestive heart failurePredictors of perioperative strokeLong-term mortalityChronic obstructive pulmonary diseaseDecrease stroke riskObstructive pulmonary diseasePatient-important
2015
Racial/Ethnic Disparities Associated With Initial Hemodialysis Access
Zarkowsky DS, Arhuidese IJ, Hicks CW, Canner JK, Qazi U, Obeid T, Schneider E, Abularrage CJ, Freischlag JA, Malas MB. Racial/Ethnic Disparities Associated With Initial Hemodialysis Access. JAMA Surgery 2015, 150: 529-536. PMID: 25923973, DOI: 10.1001/jamasurg.2015.0287.Peer-Reviewed Original ResearchConceptsMedical insurance statusEnd-stage renal diseaseUS Renal Data SystemInitial hemodialysis accessWhite patientsArteriovenous fistulaBlack patientsHispanic patientsRace/ethnicityNephrology careInsurance statusRenal diseaseHemodialysis accessChronic obstructive pulmonary diseaseLogistic regressionMore white patientsInfluence of comorbiditiesObstructive pulmonary diseaseRacial/Ethnic DisparitiesCoronary artery diseaseCategory of patientsMultivariable logistic regressionPatterns of utilizationDifferent races/ethnicitiesFistula utilization