Featured Publications
What Factors Affect Whether Patients Return to the Same Surgeon to Replace the Contralateral Joint? A Study of Over 200,000 Patients
Moore HG, Schneble CA, Kahan JB, Sculco PK, Grauer JN, Rubin LE. What Factors Affect Whether Patients Return to the Same Surgeon to Replace the Contralateral Joint? A Study of Over 200,000 Patients. The Journal Of Arthroplasty 2021, 37: 425-430. PMID: 34871749, DOI: 10.1016/j.arth.2021.11.036.Peer-Reviewed Original ResearchConceptsBilateral total hip arthroplastyTotal knee arthroplastyTotal hip arthroplastyContralateral total hip arthroplastySame surgeonDifferent surgeonsAdverse eventsContralateral jointGreater oddsSurgery-related adverse eventsBilateral total knee arthroplastyNational Provider Identifier numberFirst joint replacementFirst total hip arthroplastyPossible independent predictorsContralateral replacementIndependent predictorsSicker patientsKnee arthroplastyAdministrative databasesHip arthroplastyLower oddsPatientsArthroplastyJoint replacementTotal Hip and Knee Arthroplasty in Patients Older Than Age 80 Years
Rubin LE, Blood TD, Defillo-Draiby JC. Total Hip and Knee Arthroplasty in Patients Older Than Age 80 Years. Journal Of The American Academy Of Orthopaedic Surgeons 2016, 24: 683-690. PMID: 27579814, DOI: 10.5435/jaaos-d-15-00278.Peer-Reviewed Original ResearchConceptsTotal hipKnee arthroplastyOlder patientsLength of hospitalRisk of morbidityAge 80 yearsTotal knee arthroplastyPain reliefElderly patientsMinor complicationsPerioperative safetyYounger patientsClinical outcomesFunctional outcomePatient satisfactionRevision surgeryAdvanced ageMortality ratePatientsOrthopaedic surgeonsArthroplastyHipMorbidityDemographic profileSurgeons
2024
90-Day Complication and Readmission Rates for Geriatric Patients With Hip Fracture at Different Time Points From COVID-19 Positivity: A Database Study
Sanchez J, Jiang W, Dhodapkar M, Radford Z, Rubin L, Grauer J. 90-Day Complication and Readmission Rates for Geriatric Patients With Hip Fracture at Different Time Points From COVID-19 Positivity: A Database Study. JAAOS Global Research And Reviews 2024, 8: e24.00069. PMID: 39330875, PMCID: PMC11412709, DOI: 10.5435/jaaosglobal-d-24-00069.Peer-Reviewed Original ResearchConceptsHip fracture surgeryHip fractureGeriatric patientsFracture surgeryAdverse eventsRate of minor adverse eventsCOVID-19 diagnosisWeeks of surgeryMinor adverse eventsTime pointsAssociated with increased oddsComplication rateAssess complicationsCOVID-19 positivityCOVID-19 infectionMultivariate analysisSurgeryComplicationsPatientsDatabase studyReadmission ratesCare algorithmWeeksDiagnosisCOVID-19
2022
Adverse Events After Total Hip Arthroplasty are not Sufficiently Characterized by 30-Day Follow-Up: A Database Study
Maloy GC, Kammien AJ, Rubin LE, Grauer JN. Adverse Events After Total Hip Arthroplasty are not Sufficiently Characterized by 30-Day Follow-Up: A Database Study. The Journal Of Arthroplasty 2022, 38: 525-529. PMID: 36272511, DOI: 10.1016/j.arth.2022.10.020.Peer-Reviewed Original ResearchConceptsTotal hip arthroplastyPostoperative adverse eventsAdverse eventsDay of surgeryHip arthroplastyDays of THAHigher Elixhauser-Comorbidity Index scoresElixhauser comorbidity index scoreComorbidity Index scoreLate adverse eventsTime of diagnosisPostoperative day 31THA patientsPredictive factorsPatient counselingPatient riskDatabase studyPrevention strategiesIndex scoreDay 31SurgeryInterquartile rangeAdministrative datasetsPatientsArthroplastyIncidence, Timing, and Predictors of Hip Dislocation After Primary Total Hip Arthroplasty for Osteoarthritis
Gillinov SM, Joo PY, Zhu JR, Moran J, Rubin LE, Grauer JN. Incidence, Timing, and Predictors of Hip Dislocation After Primary Total Hip Arthroplasty for Osteoarthritis. Journal Of The American Academy Of Orthopaedic Surgeons 2022, 30: 1047-1053. PMID: 35947825, PMCID: PMC9588560, DOI: 10.5435/jaaos-d-22-00150.Peer-Reviewed Original ResearchConceptsPrimary total hip arthroplastyTotal hip arthroplastyElixhauser Comorbidity IndexBody mass indexComorbidity indexMass indexHip dislocationRevision surgeryRisk factorsHip arthroplastyIndex total hip arthroplastyHigher Elixhauser comorbidity indexPrimary THA patientsFirst-time dislocationCumulative incidenceMost patientsPostoperative dataTHA patientsRecurrent episodesControl subjectsFemale sexLarge cohortPatientsMultivariate analysisYounger agePredictors of Physical Abuse in Elder Patients With Fracture
Gardezi M, Moore HG, Rubin LE, Grauer JN. Predictors of Physical Abuse in Elder Patients With Fracture. JAAOS Global Research And Reviews 2022, 6: e22.00144. PMID: 35819835, PMCID: PMC9278940, DOI: 10.5435/jaaosglobal-d-22-00144.Peer-Reviewed Original ResearchMeSH KeywordsAgedChildElder AbuseEmergency Service, HospitalEmotional AbuseFemaleHumansPhysical AbuseRisk FactorsConceptsAbuse patientsNational Emergency Department Sample databasePhysical abuseHigh-risk patientsMultivariate regressionPublic health issueLowest income quartileElderly patientsFracture patientsRisk patientsAnkle fracturesIndependent predictorsPediatric populationElder patientsEmergency departmentRib fracturesVolume depletionOdds ratioElder physical abuseElder abusePatientsUnivariate comparisonsMental disordersIncome quartileHealth issuesOutcomes Following Total Hip Arthroplasty in Patients With Postpolio Syndrome: A Matched Cohort Analysis
Mercier MR, Moore HG, Wolfstadt JI, Rubin LE, Grauer JN. Outcomes Following Total Hip Arthroplasty in Patients With Postpolio Syndrome: A Matched Cohort Analysis. The Journal Of Arthroplasty 2022, 37: 1822-1826. PMID: 35447277, DOI: 10.1016/j.arth.2022.04.016.Peer-Reviewed Original ResearchConceptsTotal hip arthroplastyPostpolio syndromeUrinary tract infectionPPS patientsControl patientsProsthetic dislocationTract infectionsRevision arthroplastyHip arthroplastyFive-year postoperative periodMatched Cohort AnalysisFive-year incidencePostoperative adverse eventsLong-term outcomesBasis of ageComorbidity burdenAdverse eventsPatient demographicsPostoperative periodPostoperative surveillanceHospital readmissionHip arthritisControl cohortAdministrative databasesCohort analysisTotal Hip Arthroplasty in Patients With Classic Hemophilia: A Matched Comparison of 90-Day Outcomes and 5-Year Implant Survival
Gillinov SM, Burroughs PJ, Moore HG, Rubin LE, Frumberg DB, Grauer JN. Total Hip Arthroplasty in Patients With Classic Hemophilia: A Matched Comparison of 90-Day Outcomes and 5-Year Implant Survival. The Journal Of Arthroplasty 2022, 37: 1333-1337. PMID: 35257821, PMCID: PMC9177736, DOI: 10.1016/j.arth.2022.02.107.Peer-Reviewed Original ResearchConceptsTotal hip arthroplastyNon-hemophilia patientsMinor adverse eventsSerious adverse eventsAdverse eventsClassic hemophiliaHaemophilia patientsImplant survivalHip arthroplastyGreater oddsMultivariate analysisFive-year implant survivalPrimary total hip arthroplastyAcute kidney injuryVenous thromboembolism prophylaxisElixhauser Comorbidity IndexKaplan-Meier analysisEvidence-based guidelinesThromboembolism prophylaxisVTE prophylaxisComorbidity indexKidney injuryTHA patientsFactor replacementRetrospective study
2021
COVID-positive ankle fracture patients are at increased odds of perioperative surgical complications following open reduction internal fixation surgery
Mercier MR, Galivanche AR, Brand JP, Pathak N, Medvecky MJ, Varthi AG, Rubin LE, Grauer JN. COVID-positive ankle fracture patients are at increased odds of perioperative surgical complications following open reduction internal fixation surgery. PLOS ONE 2021, 16: e0262115. PMID: 34972190, PMCID: PMC8719674, DOI: 10.1371/journal.pone.0262115.Peer-Reviewed Original ResearchConceptsCOVID-positive patientsAnkle fracture surgeryPerioperative adverse eventsAdverse eventsAnkle fracture patientsFracture surgeryFracture patientsOperative interventionAnkle fracturesPropensity matchingCOVID statusOpen reduction internal fixation surgeryPerioperative adverse outcomesPerioperative surgical complicationsMinor adverse eventsPostoperative adverse eventsSerious adverse eventsChronic kidney diseaseCOVID-19 Research DatabaseLong-term outcomesInternal fixation surgeryBasis of agePropensity-score matchingPostoperative complicationsNegative patientsTotal Hip Arthroplasty in Patients With Cerebral Palsy: A Matched Comparison of 90-Day Adverse Events and 5-Year Implant Survival
Moore HG, Gardezi M, Burroughs PJ, Rubin LE, Frumberg DB, Grauer JN. Total Hip Arthroplasty in Patients With Cerebral Palsy: A Matched Comparison of 90-Day Adverse Events and 5-Year Implant Survival. The Journal Of Arthroplasty 2021, 36: 3534-3537. PMID: 34176692, DOI: 10.1016/j.arth.2021.05.039.Peer-Reviewed Original ResearchMeSH KeywordsArthroplasty, Replacement, HipCerebral PalsyHumansReoperationRetrospective StudiesRisk FactorsConceptsTotal hip arthroplastyFive-year implant survivalUrinary tract infectionCerebral palsyImplant survivalAdverse eventsTract infectionsComorbid factorsPeriprosthetic fracturesHigher oddsHip arthroplastyPerioperative urinary tract infectionNinety-day incidencePerioperative adverse eventsLong-term outcomesLog-rank testKaplan-Meier plotsMultivariate logistic regressionPerioperative complicationsPostoperative complicationsCP cohortHospital readmissionMatched ComparisonAdministrative databasesPatientsPredictors and Sequelae of Postoperative Delirium in a Geriatric Patient Population With Hip Fracture
Haynes MS, Alder KD, Toombs C, Amakiri IC, Rubin LE, Grauer JN. Predictors and Sequelae of Postoperative Delirium in a Geriatric Patient Population With Hip Fracture. JAAOS Global Research And Reviews 2021, 5: e20.00221. PMID: 33989253, PMCID: PMC8133215, DOI: 10.5435/jaaosglobal-d-20-00221.Peer-Reviewed Original ResearchMeSH KeywordsAgedDeliriumHip FracturesHumansMaleMiddle AgedPelvic BonesPostoperative ComplicationsRisk FactorsConceptsHip fracture populationPostoperative deliriumPreoperative dementiaHip fractureGeriatric hip fracture populationDependent functional statusFracture populationAdverse postoperative outcomesHigher American SocietyIndependent risk factorPostoperative adverse outcomesGeriatric patient populationNongeneral anesthesiaPreoperative diabetesPostoperative outcomesIndependent predictorsMale sexAdverse outcomesPatient populationFunctional statusRevision surgeryRisk factorsDeliriumHigher oddsRisk subpopulationsUnderweight Patients Are the Greatest Risk Body Mass Index Group for 30-Day Perioperative Adverse Events After Total Shoulder Arthroplasty.
Ottesen TD, Hsiang WR, Malpani R, Nicholson AD, Varthi AG, Rubin LE, Grauer JN. Underweight Patients Are the Greatest Risk Body Mass Index Group for 30-Day Perioperative Adverse Events After Total Shoulder Arthroplasty. Journal Of The American Academy Of Orthopaedic Surgeons 2021, 29: e132-e142. PMID: 32568997, DOI: 10.5435/jaaos-d-20-00049.Peer-Reviewed Original ResearchConceptsBody mass indexPerioperative adverse eventsTotal shoulder arthroplastyNormal weight patientsAdverse eventsTSA patientsBMI categoriesUnderweight patientsShoulder arthroplastyNational Surgical Quality Improvement Program databaseElective total shoulder arthroplastyOverweight/obese categoriesRisk-adjusted multivariate regressionsQuality Improvement Program databaseElevated body mass indexBody mass index groupsLower body mass indexPrimary total shoulder arthroplastyNormal BMI patientsComplications of patientsSerious adverse eventsImprovement Program databaseNormal-weight subjectsBMI patientsFragile cohort
2020
Coagulopathies Are a Risk Factor for Adverse Events Following Total Hip and Total Knee Arthroplasty.
Malpani R, Mclynn RP, Bovonratwet P, Bagi PS, Yurter A, Mercier MR, Rubin LE, Grauer JN. Coagulopathies Are a Risk Factor for Adverse Events Following Total Hip and Total Knee Arthroplasty. Orthopedics 2020, 43: 233-238. PMID: 32674174, DOI: 10.3928/01477447-20200624-02.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overArthroplasty, Replacement, HipArthroplasty, Replacement, KneeBlood Coagulation DisordersDatabases, FactualFemaleHumansMaleMiddle AgedMultivariate AnalysisOutcome Assessment, Health CarePatient ReadmissionPostoperative ComplicationsRetrospective StudiesRisk FactorsYoung AdultConceptsHigher international normalized ratioInternational normalized ratioMajor adverse eventsTotal hip arthroplastyPartial thromboplastin timeHigher partial thromboplastin timeMinor adverse eventsAdverse eventsLow plateletsHematological conditionsSurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseTotal knee arthroplasty (TKA) populationQuality Improvement Program databasePrimary total hip arthroplastyDependent functional statusImprovement Program databasePostsurgical adverse eventsTotal knee arthroplastyMultiple adverse eventsPreoperative coagulopathyTHA cohortTKA groupTKA patientsHospital readmissionPostoperative Pressure Ulcers After Geriatric Hip Fracture Surgery Are Predicted by Defined Preoperative Comorbidities and Postoperative Complications.
Galivanche AR, Kebaish KJ, Adrados M, Ottesen TD, Varthi AG, Rubin LE, Grauer JN. Postoperative Pressure Ulcers After Geriatric Hip Fracture Surgery Are Predicted by Defined Preoperative Comorbidities and Postoperative Complications. Journal Of The American Academy Of Orthopaedic Surgeons 2020, 28: 342-351. PMID: 31567615, DOI: 10.5435/jaaos-d-19-00104.Peer-Reviewed Original ResearchConceptsPostoperative pressure ulcersHip fracture surgeryPostoperative complicationsPressure ulcersRisk factorsPreoperative comorbiditiesFracture surgerySurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseGeriatric hip fracture patientsGeriatric hip fracture surgeryQuality Improvement Program databaseMultivariate regressionNSQIP Participant Use FilePreoperative risk factorsHip fracture patientsImprovement Program databaseUrinary tract infectionElevated platelet countInsulin-dependent diabetesParticipant Use FilePressure ulcer developmentQuality Improvement ProgramPostoperative deliriumPostoperative pneumoniaPreoperative Risk Factor Optimization Lowers Hospital Length of Stay and Postoperative Emergency Department Visits in Primary Total Hip and Knee Arthroplasty Patients
Dlott CC, Moore A, Nelson C, Stone D, Xu Y, Morris JC, Gibson DH, Rubin LE, O'Connor MI. Preoperative Risk Factor Optimization Lowers Hospital Length of Stay and Postoperative Emergency Department Visits in Primary Total Hip and Knee Arthroplasty Patients. The Journal Of Arthroplasty 2020, 35: 1508-1515.e2. PMID: 32113812, DOI: 10.1016/j.arth.2020.01.083.Peer-Reviewed Original ResearchConceptsED visitsContemporary cohortHistorical cohortHospital lengthRisk factorsSignificant decreaseElective primary total hip arthroplastyPostoperative emergency department visitsPrimary total hip arthroplastyLower hospital lengthPostoperative emergency departmentRisk factor optimizationPrimary total hipModifiable risk factorsPercentage of patientsTotal joint replacement programEmergency department visitsKnee arthroplasty patientsSurgical site infectionOptimization of patientsTotal knee arthroplastyJoint replacement programTotal hip arthroplastyPatient-centered approachRisk factor identification
2018
The Rothman Index Is Associated With Postdischarge Adverse Events After Hip Fracture Surgery in Geriatric Patients
McLynn RP, Ottesen TD, Ondeck NT, Cui JJ, Rubin LE, Grauer JN. The Rothman Index Is Associated With Postdischarge Adverse Events After Hip Fracture Surgery in Geriatric Patients. Clinical Orthopaedics And Related Research® 2018, 476: 997-1006. PMID: 29419631, PMCID: PMC5916609, DOI: 10.1007/s11999.0000000000000186.Peer-Reviewed Original ResearchConceptsRothman Index scoresPostdischarge adverse eventsHip fracture surgeryPostdischarge adverse outcomesAdverse eventsASA classRothman IndexHip fractureFracture surgeryIndex scoreGeriatric patientsAdverse outcomesMedical CenterOverall patient statusHip fracture careRoutine laboratory valuesMeasures of comorbidityRisk of complicationsBody mass indexAge 65 yearsPlan of careVulnerable patient populationCondition of patientsAcademic medical centerElectronic medical recordsAseptic revision total hip arthroplasty in the elderly : quantifying the risks for patients over 80 years old.
Bovonratwet P, Malpani R, Ottesen TD, Tyagi V, Ondeck NT, Rubin LE, Grauer JN. Aseptic revision total hip arthroplasty in the elderly : quantifying the risks for patients over 80 years old. The Bone & Joint Journal 2018, 100-B: 143-151. PMID: 29437055, DOI: 10.1302/0301-620x.100b2.bjj-2017-0895.r1.Peer-Reviewed Original ResearchConceptsAseptic revision total hip arthroplastyRevision total hip arthroplastyTotal hip arthroplastySerious adverse eventsAdverse eventsRisk factorsProcedural characteristicsHip arthroplastyNational Surgical Quality Improvement Program databaseQuality Improvement Program databaseImprovement Program databaseIndependent risk factorUrinary tract infectionMultivariate regression analysisAnesthesiologists (ASA) scoreMedical optimizationPerioperative complicationsPerioperative mortalityPostoperative complicationsTract infectionsYounger patientsBlood transfusionGeneral anesthesiaVulnerable patientsBone Joint
2017
Intraoperative Femur Fracture Risk During Primary Direct Anterior Approach Cementless Total Hip Arthroplasty With and Without a Fracture Table
Cohen EM, Vaughn JJ, Ritterman SA, Eisenson DL, Rubin LE. Intraoperative Femur Fracture Risk During Primary Direct Anterior Approach Cementless Total Hip Arthroplasty With and Without a Fracture Table. The Journal Of Arthroplasty 2017, 32: 2847-2851. PMID: 28511947, DOI: 10.1016/j.arth.2017.04.020.Peer-Reviewed Original ResearchConceptsIntraoperative femur fracturesTotal hip arthroplastyCementless total hip arthroplastyDirect anterior approachFracture tableHip arthroplastyNonfracture patientsDAA total hip arthroplastySurgical technique variationsStatistical differenceFemoral neck fracturesRevision femoral stemFemur fracture riskAnterior approachMale patientsRetrospective reviewNeck fracturesFemur fracturesFracture riskExclusion criteriaPatientsAverage ageHip surgeonsBone hookFemoral implants
2016
Modifiable Risk Factors in Total Joint Arthroplasty: A Pilot Study.
DeFroda SF, Rubin LE, Jenkins DR. Modifiable Risk Factors in Total Joint Arthroplasty: A Pilot Study. Rhode Island Medical Journal 2016, 99: 28-31. PMID: 27128514.Peer-Reviewed Original ResearchConceptsBody mass indexTotal joint arthroplastyRisk factorsJoint arthroplastyLevel III retrospective studiesModifiable risk factorsIndex surgeonMorbid obesityDiabetes mellitusHemoglobin A1cMass indexPoor outcomeRetrospective studyArthroplasty surgeonsRisk reduction strategiesTobacco productsPilot studyReplacement proceduresStudy periodPatientsSurgeryArthroplastySignificant proportionSurgeonsOutcomes
2015
Paralytic Ileus in the Orthopaedic Patient
Daniels AH, Ritterman SA, Rubin LE. Paralytic Ileus in the Orthopaedic Patient. Journal Of The American Academy Of Orthopaedic Surgeons 2015, 23: 365-372. PMID: 25917235, DOI: 10.5435/jaaos-d-14-00162.Peer-Reviewed Original ResearchConceptsParalytic ileusMinor orthopaedic proceduresCommon adverse eventsProlonged hospital stayEarly patient mobilizationTreatment of ileusSevere patient morbidityMajor clinical concernAbdominal painBowel perforationHospital stayAdverse eventsBowel motilityHospital readmissionMultidisciplinary carePatient mobilizationTrauma patientsOrthopedic patientsPatient morbidityPharmacologic interventionsClinical signsSpinal surgeryIleusTraumatic injuryOrthopedic procedures