2023
Arterial Diameter and Percentage of Monocytes are Sex-Dependent Predictors of Early Arteriovenous Fistula Maturation
Satam K, Setia O, Moore M, Schneider E, Chaar C, Dardik A. Arterial Diameter and Percentage of Monocytes are Sex-Dependent Predictors of Early Arteriovenous Fistula Maturation. Annals Of Vascular Surgery 2023, 93: 128-136. PMID: 36812979, PMCID: PMC10277224, DOI: 10.1016/j.avsg.2023.01.052.Peer-Reviewed Original ResearchConceptsFistula maturationArteriovenous fistula maturationArterial diameterArteriovenous fistulaFistula creationBrachial artery diameterPrimary arteriovenous fistulaPercentage of neutrophilsPeak systolic velocityPercentage of monocytesBrachial-cephalic fistulaElectronic medical recordsSex differencesFistula utilizationInferior patencyPostoperative ultrasoundUnassisted maturationYears postprocedureSingle centerArtery diameterArterial inflowArterial velocitySystolic velocityMedical recordsMonocyte percentage
2018
Association Between Age and Patient‐Reported Changes in Voice and Swallowing After Thyroidectomy
Sahli Z, Canner J, Najjar O, Schneider E, Prescott J, Russell J, Tufano R, Zeiger M, Mathur A. Association Between Age and Patient‐Reported Changes in Voice and Swallowing After Thyroidectomy. The Laryngoscope 2018, 129: 519-524. PMID: 30194684, PMCID: PMC6344315, DOI: 10.1002/lary.27297.Peer-Reviewed Original ResearchConceptsSwallowing changesSwallowing alterationsRisk factorsIntraoperative recurrent laryngeal nerve monitoringIntact recurrent laryngeal nerveRecurrent laryngeal nerve monitoringPatient-reported voiceGastroesophageal reflux diseaseAdditional prospective studiesLaryngeal nerve monitoringRecurrent laryngeal nervePresence of malignancyImpact of ageInstitutional review boardIntact RLNReflux diseaseRLN injuryTotal thyroidectomyFrailty statusPatient ageConsecutive patientsFrailty indexRetrospective reviewLaryngeal nerveNerve monitoring
2017
Intraoperative cholangiography during cholecystectomy among hospitalized medicare beneficiaries with non-neoplastic biliary disease
Lilley EJ, Scott JW, Jiang W, Krasnova A, Raol N, Changoor N, Salim A, Haider AH, Weissman JS, Schneider EB, Cooper Z. Intraoperative cholangiography during cholecystectomy among hospitalized medicare beneficiaries with non-neoplastic biliary disease. The American Journal Of Surgery 2017, 214: 682-686. PMID: 28669532, DOI: 10.1016/j.amjsurg.2017.06.021.Peer-Reviewed Original ResearchConceptsCBD injuryIntraoperative cholangiographyBiliary diseaseInpatient cholecystectomyMedicare beneficiariesCommon bile duct injuryBile duct injuryMultivariable logistic regressionHazard of deathHospitalized Medicare beneficiariesNon-neoplastic indicationsGallbladder obstructionDuct injuryCox regressionRetrospective studyCholecystectomyHigh riskPatientsInjuryLogistic regressionConfirmatory testDiseaseCholangiographySelective useSurvival
2016
Race-based differences in duration of stay among universally insured coronary artery bypass graft patients in military versus civilian hospitals
Chowdhury R, Davis WA, Chaudhary MA, Jiang W, Zogg CK, Schoenfeld AJ, Jaklitsch MT, Kaneko T, Learn PA, Haider AH, Schneider EB. Race-based differences in duration of stay among universally insured coronary artery bypass graft patients in military versus civilian hospitals. Surgery 2016, 161: 1090-1099. PMID: 27932028, DOI: 10.1016/j.surg.2016.10.022.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedBlack or African AmericanCohort StudiesConfidence IntervalsCoronary Artery BypassCoronary Artery DiseaseDatabases, FactualFemaleHealthcare DisparitiesHospital MortalityHospitals, MilitaryHospitals, PublicHumansLength of StayMaleMiddle AgedPrognosisRegression AnalysisRisk AssessmentSurvival AnalysisTreatment OutcomeUnited StatesUniversal Health InsuranceWhite PeopleConceptsCoronary artery bypass graftArtery bypass graftCoronary artery bypass graft patientsDuration of stayBypass graft patientsBypass graftRace-based differencesGraft patientsBlack patientsMilitary HospitalCivilian hospitalsHospital-level factorsEligible patientsWhite patientsMale patientsCivilian facilitiesWhite racePatientsStayTRICARE coverageNegative binomial regressionHospitalApparent mitigationGraftGreater durationBenefits of Bowel Preparation Beyond Surgical Site Infection
Althumairi A, Canner J, Pawlik T, Schneider E, Nagarajan N, Safar B, Efron J. Benefits of Bowel Preparation Beyond Surgical Site Infection. Annals Of Surgery 2016, 264: 1051-1057. PMID: 26727098, DOI: 10.1097/sla.0000000000001576.Peer-Reviewed Original ResearchConceptsOral antibiotic bowel preparationMechanical bowel preparationSurgical site infectionBowel preparationElective colectomyPostoperative complicationsAnastomotic leakSite infectionIncidence of SSIReduction of SSIOrgan space surgical site infectionDeep surgical site infectionParticipant Use Data FileReduced surgical site infectionsSpace surgical site infectionSuperficial surgical site infectionAntibiotic bowel preparationPostoperative ileusPostoperative outcomesSSI incidenceColectomy casesSeptic shockWound dehiscenceLower incidenceStudy populationImplementation of a Comprehensive Post-Discharge Venous Thromboembolism Prophylaxis Program for Abdominal and Pelvic Surgery Patients
Najjar PA, Madenci AL, Zogg CK, Schneider EB, Dankers CA, Pimentel MT, Chabria AS, Goldberg JE, Sharma G, Piazza G, Bleday R, Orgill DP, Kachalia A. Implementation of a Comprehensive Post-Discharge Venous Thromboembolism Prophylaxis Program for Abdominal and Pelvic Surgery Patients. Journal Of The American College Of Surgeons 2016, 223: 804-813. PMID: 27693288, PMCID: PMC6309555, DOI: 10.1016/j.jamcollsurg.2016.09.010.Peer-Reviewed Original ResearchConceptsPost-intervention cohortPre-intervention cohortInflammatory bowel diseaseVenous thromboembolismProphylaxis programAbdominal surgeryBowel diseasePost-discharge VTE ratesVenous thromboembolism prophylaxis programBedside medication deliveryInpatient venous thromboembolismInstitutional American CollegeSymptomatic venous thromboembolismPrimary end pointMajor abdominal surgeryVTE prevention programSingle-institution retrospectiveSurgeons NSQIP datasetPost-intervention analysisProphylactic anticoagulationVTE prophylaxisVTE ratesVTE eventsNSQIP datasetRisk patientsInfluence of Specialty Training and Trainee Involvement on Perioperative Outcomes of Esophagectomy
Khoushhal Z, Canner J, Schneider E, Stem M, Haut E, Mungo B, Lidor A, Molena D. Influence of Specialty Training and Trainee Involvement on Perioperative Outcomes of Esophagectomy. The Annals Of Thoracic Surgery 2016, 102: 1829-1836. PMID: 27570158, DOI: 10.1016/j.athoracsur.2016.06.025.Peer-Reviewed Original ResearchConceptsVolume-outcome relationshipGeneral surgeonsHospital stayCardiothoracic surgeonsTrainee involvementTransthoracic approachNational Surgical Quality Improvement Program databaseSurgeons National Surgical Quality Improvement Program databaseQuality Improvement Program databaseOutcomes of esophagectomyImprovement Program databaseLonger hospital stayShorter hospital staySurgeon volume-outcome relationshipUnplanned intubationOverall morbidityPerioperative outcomesPostoperative outcomesSecondary outcomesDischarge destinationPrimary outcomeSerious morbidityCTS patientsSurgeon specialtyWound infectionFrailty predicts risk of life-threatening complications and mortality after pancreatic resections
Augustin T, Burstein M, Schneider E, Morris-Stiff G, Wey J, Chalikonda S, Walsh R. Frailty predicts risk of life-threatening complications and mortality after pancreatic resections. Surgery 2016, 160: 987-996. PMID: 27545992, DOI: 10.1016/j.surg.2016.07.010.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedCause of DeathComorbidityDatabases, FactualFemaleFrail ElderlyHumansLogistic ModelsMaleMiddle AgedMultivariate AnalysisPancreatectomyPancreatic NeoplasmsPancreaticoduodenectomyPostoperative ComplicationsPredictive Value of TestsRetrospective StudiesRisk AssessmentROC CurveSeverity of Illness IndexSex FactorsSurvival AnalysisTreatment OutcomeConceptsNational Surgical Quality Improvement ProjectSurgical Quality Improvement ProjectGrade 4 complicationsFrailty indexQuality improvement projectGreater body mass indexDistal pancreatectomy patientsModified Frailty IndexOutcomes of pancreatoduodenectomyLow serum albuminLife-threatening complicationsPre-operative optimizationEffect of frailtySelection of patientsBody mass indexDegree of frailtyGreater weight lossImprovement projectIntermediate frailtyNonfrail patientsConsideration of frailtyDistal pancreatectomyFrail patientsOperative riskPancreatectomy patientsPredictors of emergency ventral hernia repair: Targets to improve patient access and guide patient selection for elective repair
Wolf LL, Scott JW, Zogg CK, Havens JM, Schneider EB, Smink DS, Salim A, Haider AH. Predictors of emergency ventral hernia repair: Targets to improve patient access and guide patient selection for elective repair. Surgery 2016, 160: 1379-1391. PMID: 27542434, DOI: 10.1016/j.surg.2016.06.027.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAged, 80 and overConfidence IntervalsDatabases, FactualElective Surgical ProceduresEmergenciesFemaleFollow-Up StudiesHealth Services AccessibilityHernia, VentralHerniorrhaphyHospital MortalityHumansInsurance CoverageLogistic ModelsMaleMiddle AgedOdds RatioPatient SelectionPredictive Value of TestsQuality ImprovementRetrospective StudiesRisk AssessmentSeverity of Illness IndexSex FactorsTime FactorsTreatment OutcomeConceptsVentral hernia repairEmergency ventral hernia repairHospital-level factorsHernia repairIndependent predictorsPatient selectionElective operationsWorse outcomesEmergency repairLonger hospital stayNationwide Inpatient SampleMultivariable logistic regressionUnited States populationRace/ethnicityHospital deathHospital staySecondary outcomesElective repairPrimary outcomePayer statusInpatient SamplePatient outcomesVentral herniasElective careGreater oddsOutcomes of abdominoperineal resection for management of anal cancer in HIV-positive patients: a national case review
Leeds IL, Alturki H, Canner JK, Schneider EB, Efron JE, Wick EC, Gearhart SL, Safar B, Fang SH. Outcomes of abdominoperineal resection for management of anal cancer in HIV-positive patients: a national case review. World Journal Of Surgical Oncology 2016, 14: 208. PMID: 27495294, PMCID: PMC4974747, DOI: 10.1186/s12957-016-0970-x.Peer-Reviewed Original ResearchMeSH KeywordsAbdomenAdultAge FactorsAgedAnus NeoplasmsCarcinoma, Squamous CellComorbidityFemaleFollow-Up StudiesHealth Status DisparitiesHIV InfectionsHospital MortalityHumansIncidenceLength of StayMaleMiddle AgedNeoplasm Recurrence, LocalPerineumPostoperative ComplicationsRetrospective StudiesRisk FactorsSalvage TherapyTreatment OutcomeConceptsHIV-positive patientsLength of stayHIV-negative patientsAnal cancerNational Inpatient SampleAbdominoperineal resectionHospitalization costsHIV infectionAnal squamous cell cancerAnal squamous cell carcinomaUtilization Project National Inpatient SampleGreater hospitalization costsWorse postoperative recoveryHIV-positive groupMethodsA retrospective reviewAnal cancer patientsSquamous cell cancerHuman immunodeficiency virusMultivariable logistic regressionSquamous cell carcinomaHospital mortalityHospital stayPerioperative complicationsPostoperative hemorrhagePostoperative outcomesUnderstanding recurrent readmission after major surgery among patients with employer-provided health insurance
Kim Y, Ejaz A, Xu L, Gani F, Canner J, Schneider E, Pawlik T. Understanding recurrent readmission after major surgery among patients with employer-provided health insurance. The American Journal Of Surgery 2016, 212: 305-314.e2. PMID: 27156797, DOI: 10.1016/j.amjsurg.2016.01.028.Peer-Reviewed Original ResearchConceptsCharlson Comorbidity IndexRecurrent readmissionsMajor surgeryFirst readmissionIndex hospitalizationStudy cohortMedian lengthMedian patient ageDays of dischargeLong-term outcomesMajor surgical proceduresFirst rehospitalizationMore comorbiditiesMore readmissionsComorbidity indexUnplanned readmissionPatient ageReadmission patternsEntire followMedian timeHospital chargesTotal admissionsReadmissionSurgical proceduresPatients“Halo effect” in trauma centers: does it extend to emergent colectomy?
Nagarajan N, Selvarajah S, Gani F, Alshaikh HN, Giuliano K, Zogg CK, Schneider EB, Haider AH. “Halo effect” in trauma centers: does it extend to emergent colectomy? Journal Of Surgical Research 2016, 203: 231-237. PMID: 27125867, DOI: 10.1016/j.jss.2016.01.037.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overColectomyDatabases, FactualDiverticulitis, ColonicEmergenciesFemaleHospital ChargesHospital MortalityHumansLength of StayLinear ModelsLogistic ModelsMaleMiddle AgedPoisson DistributionQuality Assurance, Health CareQuality Indicators, Health CareTrauma CentersTreatment OutcomeUnited StatesYoung AdultConceptsLength of stayNontrauma centersHospital-level characteristicsTrauma centerEmergent colectomyEmergency general surgery conditionsEmergency general surgery proceduresNationwide Emergency Department SampleEmergency surgical interventionOdds of mortalityEmergency Department SampleGeneral surgery proceduresNontrauma conditionsHospital mortalityMedian ageSurgical interventionSurgical conditionsImproved outcomesSex distributionSurgical careMedian chargePatientsSurgery proceduresSurgery conditionsCase mix
2015
Parathyroid surgery can be safely performed in a community hospital by experienced parathyroid surgeons: A retrospective cohort study
Neychev V, Ghanem M, Blackwood S, Han P, Fazeli R, Schneider E, Najafian A, Bloch D, Bard M, Klarsfeld J, Zeiger M, Lipton R. Parathyroid surgery can be safely performed in a community hospital by experienced parathyroid surgeons: A retrospective cohort study. International Journal Of Surgery 2015, 27: 72-76. PMID: 26607852, DOI: 10.1016/j.ijsu.2015.11.026.Peer-Reviewed Original ResearchConceptsParathyroid surgeryParathyroid surgeonCommunity hospitalComplication rateEndocrine surgeonsCommunity-based hospital settingLow-volume community hospitalHigh-quality surgical careHigh-volume academic centersRetrospective cohort studyComparable cure ratesExperienced parathyroid surgeonDouble adenomasLocalizing studiesCohort studyPatient characteristicsPathological findingsCure rateExcellent outcomesEndocrine surgeryInclusion criteriaSurgical careHospital settingGroup 2Group 1United States trends in thrombolysis for older adults with acute ischemic stroke
George B, Asemota A, Dorsey E, Haider A, Smart B, Urrutia V, Schneider E. United States trends in thrombolysis for older adults with acute ischemic stroke. Clinical Neurology And Neurosurgery 2015, 139: 16-23. PMID: 26363362, DOI: 10.1016/j.clineuro.2015.08.031.Peer-Reviewed Original ResearchConceptsNationwide Inpatient SampleAcute ischemic strokeIschemic strokeOlder adultsStudy periodHospital mortality rateAdult stroke patientsHigh-volume hospitalsLength of stayRate of thrombolysisHigh-volume facilitiesPopulation-based ratesCochran-Armitage testThrombolysis groupVolume hospitalsUrban patientsThrombolysis useIntracerebral hemorrhageStroke patientsPrimary diagnosisInpatient SampleOdds ratioHospitalization dataThrombolysisAge subgroupsTraumatic Spinal Cord Injury Emergency Service Triage Patterns and the Associated Emergency Department Outcomes
Selvarajah S, Haider A, Schneider E, Sadowsky C, Becker D, Hammond E. Traumatic Spinal Cord Injury Emergency Service Triage Patterns and the Associated Emergency Department Outcomes. Journal Of Neurotrauma 2015, 32: 2008-2016. PMID: 26102350, DOI: 10.1089/neu.2015.4016.Peer-Reviewed Original ResearchConceptsAcute traumatic spinal cord injuryTraumatic spinal cord injuryNew Injury Severity ScoreNon-trauma centersEmergency department outcomesTrauma centerED mortalityLevel INationwide Emergency Department SampleInjury Severity ScoreEmergency Department SampleSpinal cord injuryTrauma patientsInjury characteristicsCord injurySeverity scorePatient experiencePatientsTriage practicesSevere injuriesTriage patternsAdult ageTriageHigher likelihoodOutcomesThirty-day readmission after lower extremity bypass in diabetic patients
Najafian A, Selvarajah S, Schneider EB, Malas MB, Ehlert BA, Orion KC, Haider AH, Abularrage CJ. Thirty-day readmission after lower extremity bypass in diabetic patients. Journal Of Surgical Research 2015, 200: 356-364. PMID: 26216749, DOI: 10.1016/j.jss.2015.06.061.Peer-Reviewed Original ResearchConceptsInsulin-dependent diabetic mellitusLower extremity bypassUnplanned readmissionCardiac diseaseCardiac complicationsExtremity bypassDiabetic mellitusSurgeons National Surgery Quality Improvement Program databaseNational Surgery Quality Improvement Program databaseInfrainguinal lower extremity bypassQuality Improvement Program databaseConcomitant cardiac diseaseDependent diabetic mellitusThirty-day readmissionImprovement Program databasePeripheral vascular diseaseUnplanned readmission rateInfluence of diabetesSignificant risk factorsPostoperative complicationsCardiac workupReadmission ratesDiabetic patientsIndependent predictorsMultivariable analysisExplaining the Paradoxical Age-based Racial Disparities in Survival After Trauma
Hicks C, Hashmi Z, Hui X, Velopulos C, Efron D, Schneider E, Cooper L, Haut E, Cornwell E, Haider A. Explaining the Paradoxical Age-based Racial Disparities in Survival After Trauma. Annals Of Surgery 2015, 262: 179-183. PMID: 24979610, DOI: 10.1097/sla.0000000000000809.Peer-Reviewed Original ResearchConceptsOlder black patientsYoung black patientsYoung white patientsBlack patientsWhite patientsBlack trauma patientsRacial disparitiesTrauma patientsInjury severityClinical Modification diagnosis codesOlder white patientsPatients 65 yearsOverall injury severityMechanism of injuryNationwide Inpatient SampleHead injury severityOlder patientsIncreased oddsComorbid conditionsSurvival outcomesNinth RevisionInsurance statusAdjusted oddsDiagnosis codesInpatient SampleOutcome of delirium in critically ill patients: systematic review and meta-analysis
Salluh J, Wang H, Schneider E, Nagaraja N, Yenokyan G, Damluji A, Serafim R, Stevens R. Outcome of delirium in critically ill patients: systematic review and meta-analysis. The BMJ 2015, 350: h2538. PMID: 26041151, PMCID: PMC4454920, DOI: 10.1136/bmj.h2538.Peer-Reviewed Original ResearchConceptsIntensive care unitIll patientsCare unitCognitive impairmentSystematic reviewOutcome of deliriumProspective observational cohortThird of patientsLength of stayIdentification of deliriumRandom-effects modelMeta-regression analysisSedation managementDelirium screeningControl patientsObservational cohortCardiac surgeryMechanical ventilationIntensive careCochrane LibraryLanguage restrictionsClinical endpointsSubstance withdrawalClinical trialsOrgan/tissue transplantation
2014
Presence of Haptoglobin-2 Allele Is Associated with Worse Functional Outcomes After Spontaneous Intracerebral Hemorrhage
Murthy SB, Levy AP, Duckworth J, Schneider EB, Shalom H, Hanley DF, Tamargo RJ, Nyquist PA. Presence of Haptoglobin-2 Allele Is Associated with Worse Functional Outcomes After Spontaneous Intracerebral Hemorrhage. World Neurosurgery 2014, 83: 583-587. PMID: 25527876, DOI: 10.1016/j.wneu.2014.12.013.Peer-Reviewed Original ResearchWorse outcomes among uninsured general surgery patients: Does the need for an emergency operation explain these disparities?
Schwartz D, Hui X, Schneider E, Ali M, Canner J, Leeper W, Efron D, Haut E, Velopulos C, Pawlik T, Haider A. Worse outcomes among uninsured general surgery patients: Does the need for an emergency operation explain these disparities? Surgery 2014, 156: 345-351. PMID: 24953267, DOI: 10.1016/j.surg.2014.04.039.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultCross-Sectional StudiesEmergency TreatmentFemaleHealthcare DisparitiesHumansMaleMedicaidMedically UninsuredMedicareMiddle AgedOdds RatioPatient Protection and Affordable Care ActPostoperative ComplicationsRetrospective StudiesSurgical Procedures, OperativeTreatment OutcomeUnited StatesYoung AdultConceptsEmergent operative managementEmergent operationWorse outcomesOperative managementNationwide Inpatient Sample 2005Retrospective cross-sectional analysisGeneral surgery patientsUrgency of operationGreater odds ratioHealth care accessCross-sectional analysisCovariates of ageColorectal operationsPayor statusPostoperative complicationsComplication rateSurgery patientsYounger patientsHispanic patientsMore complicationsInsurance statusOdds ratioUninsured groupCare accessPatients