Featured Publications
Total Hip Arthroplasty Imageless Navigation Does Not Reduce 90-Day Adverse Events or Five-Year Revisions in a Large National Cohort
Jayaram R, Gillinov S, Caruana D, Kammien A, Joo P, Rubin L, Grauer J. Total Hip Arthroplasty Imageless Navigation Does Not Reduce 90-Day Adverse Events or Five-Year Revisions in a Large National Cohort. The Journal Of Arthroplasty 2022, 38: 862-867. PMID: 36529197, DOI: 10.1016/j.arth.2022.12.012.Peer-Reviewed Original ResearchMeSH KeywordsArthroplasty, Replacement, HipHumansJoint DislocationsOdds RatioOsteoarthritisPostoperative ComplicationsRetrospective StudiesConceptsTotal hip arthroplastyAdverse eventsImageless navigationMultivariate analysisLarge national administrative databaseElixhauser comorbidity index scorePrimary total hip arthroplastyComorbidity Index scoreFive-year incidencePostoperative adverse eventsNational administrative databaseLarge national cohortLarge national databaseCause revisionTHA patientsWound dehiscenceNational cohortTHA casesAdministrative databasesDislocation rateHip arthroplastyHigher oddsNavigation groupIndex scoreComputer navigationWhat 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 ResearchMeSH KeywordsAgedArthroplasty, Replacement, HipArthroplasty, Replacement, KneeHumansMedicaidMedicareRetrospective StudiesRisk FactorsSurgeonsUnited StatesConceptsBilateral 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 replacementCenters for Medicare & Medicaid Services' 2018 Removal of Total Knee Arthroplasty From the Inpatient-only List Led to Broad Changes in Hospital Length of Stays
Rankin KA, Freedman IG, Rubin LE, Grauer JN. Centers for Medicare & Medicaid Services' 2018 Removal of Total Knee Arthroplasty From the Inpatient-only List Led to Broad Changes in Hospital Length of Stays. Journal Of The American Academy Of Orthopaedic Surgeons 2021, 29: 1061-1067. PMID: 33960970, DOI: 10.5435/jaaos-d-20-01228.Peer-Reviewed Original ResearchConceptsTotal knee arthroplastyHospital lengthKnee arthroplastyNational Surgical Quality Improvement Program databaseQuality Improvement Program databaseMedicare eligibilityCategorical data comparisonsOverall practice patternsRetrospective cohort studyImprovement Program databaseSame dayRemoval of TKAPearson's chi-squared testChi-squared testMann-Whitney testLOS daysProlonged LOSMost patientsTKA patientsCohort studyMore patientsPractice patternsPatient characterizationProgram databaseActual LOS
2023
Urgent Care Visits Sought After Primary Total Hip Arthroplasty: A Potentially Overlooked Resource
Dhodapkar M, Gouzoulis M, Halperin S, Radford Z, Rubin L, Grauer J. Urgent Care Visits Sought After Primary Total Hip Arthroplasty: A Potentially Overlooked Resource. The Journal Of Arthroplasty 2023, 38: 2361-2365. PMID: 37196730, DOI: 10.1016/j.arth.2023.05.012.Peer-Reviewed Original ResearchMeSH KeywordsAmbulatory CareArthroplasty, Replacement, HipComorbidityEmergency Service, HospitalFemaleHumansOsteoarthritisPatient ReadmissionRetrospective StudiesConceptsUrgent care visitsTotal hip arthroplastyPrimary total hip arthroplastyUrgent care utilizationCare visitsED utilizationCare utilizationUrgent careHip arthroplastyLess comorbidity burdenEmergency department visitsLarge national databaseLow-acuity diagnosesComorbidity burdenPostoperative EDED visitsDepartment visitsIndependent predictorsTHA patientsMultivariable analysisPostoperative weekUrgent evaluationSurgical sitePatient needsGreater incidenceIs There Utility to Requiring Spine MRI Pre-authorizations? Pre-authorizations
Kebaish K, Galivanche A, Mercier M, Varthi A, Rubin L, Grauer J. Is There Utility to Requiring Spine MRI Pre-authorizations? Pre-authorizations. Clinical Spine Surgery A Spine Publication 2023, 36: 186-189. PMID: 36728293, DOI: 10.1097/bsd.0000000000001422.Peer-Reviewed Original ResearchMeSH KeywordsCervical VertebraeHumansInsuranceMagnetic Resonance ImagingPrior AuthorizationRetrospective StudiesConceptsSpine magnetic resonance imagingMagnetic resonance imagingSpine centerAcademic spine centerRetrospective cohort studySignificant increased oddsMultivariate logistic regressionPatient undergoing treatmentEventual dispositionInsurance carriersCohort studyIncreased oddsCommercial insurance carriersMRI requestsMRI ordersUndergoing treatmentBACKGROUND DATAGreater oddsPreauthorization processCommercial insuranceResonance imagingSpine scansLogistic regressionPreauthorizationScans
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 datasetsPatientsArthroplastyProsthetic Joint Infections of the Hip and Knee Among the Elderly: A Retrospective Study
Spichler-Moffarah A, Rubin LE, Bernstein JA, O'Bryan J, McDonald E, Golden M. Prosthetic Joint Infections of the Hip and Knee Among the Elderly: A Retrospective Study. The American Journal Of Medicine 2022, 136: 100-107. PMID: 36063860, DOI: 10.1016/j.amjmed.2022.08.006.Peer-Reviewed Original ResearchConceptsProsthetic joint infectionJoint infectionTotal joint arthroplasty increasesMortality of patientsTertiary medical centerPeriprosthetic joint infectionYears of ageClinical characteristicsOlder patientsGeriatric populationArthroplasty increasesRisk factorsMedical CenterPopulation agesPatientsInfectionMortalityAgeEtiologyHipPrevalenceKneeIncidence, 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 ageOutcomes 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 ResearchMeSH KeywordsArthroplasty, Replacement, HipCohort StudiesHumansJoint DislocationsOdds RatioPatient ReadmissionPostoperative ComplicationsRetrospective StudiesRisk FactorsConceptsTotal 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 analysisJump in Elective Total Hip and Knee Arthroplasty Numbers at Age 65 Years: Evidence for Moral Hazard?
Rankin KA, Freedman IG, Moore HG, Halperin SJ, Rubin LE, Grauer JN. Jump in Elective Total Hip and Knee Arthroplasty Numbers at Age 65 Years: Evidence for Moral Hazard? JAAOS Global Research And Reviews 2022, 6: e22.00035. PMID: 35315795, PMCID: PMC8942773, DOI: 10.5435/jaaosglobal-d-22-00035.Peer-Reviewed Original ResearchMeSH KeywordsAgedArthroplasty, Replacement, HipArthroplasty, Replacement, KneeFemaleHumansMaleMedicareMoralsPostoperative ComplicationsRetrospective StudiesUnited StatesConceptsTotal knee arthroplastyTotal hip arthroplastyAge 65 yearsNational Surgical Quality Improvement Program databaseIncidence of TKAElective total knee arthroplastyQuality Improvement Program databaseLower body mass indexElective total hipPostoperative adverse eventsPreoperative American SocietyImprovement Program databaseLower functional statusBody mass indexNon-Hispanic whitesNumber of proceduresAnesthesiologists classPreoperative characteristicsOlder patientsAdverse eventsTHA patientsMass indexTotal hipFunctional statusKnee arthroplastyTotal 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 patientsPatients With Ehlers-Danlos Syndromes Experience Higher Rates of Prosthetic Dislocation After Total Hip Arthroplasty and Worse Implant Survival at 5 Years
Moore HG, Burroughs PJ, Rubin LE, Frumberg DB, Sculco PK, Grauer JN. Patients With Ehlers-Danlos Syndromes Experience Higher Rates of Prosthetic Dislocation After Total Hip Arthroplasty and Worse Implant Survival at 5 Years. Journal Of The American Academy Of Orthopaedic Surgeons 2021, 30: 177-183. PMID: 34967762, DOI: 10.5435/jaaos-d-21-00347.Peer-Reviewed Original ResearchMeSH KeywordsArthroplasty, Replacement, HipEhlers-Danlos SyndromeHumansJoint DislocationsJoint InstabilityRetrospective StudiesConceptsEhlers-Danlos syndromeTotal hip arthroplastyImplant survivalHip arthroplastyAdverse eventsDiagnosis of EDSGenetic connective tissue disorderNinety-day incidenceWorse implant survivalHigh rateDay of surgeryLong-term outcomesLog-rank testMultivariate logistic regressionConnective tissue disordersMultiple organ systemsConnective tissue laxityPerioperative dislocationPeriprosthetic dislocationPostoperative complicationsPostoperative periodProsthetic dislocationHospital readmissionControl subjectsAdministrative databasesRevision Total Hip and Knee Arthroplasty are Associated With Lower Hospital Consumer Assessment of Healthcare Providers and Systems Patient Satisfaction Scores Compared With Primary Arthroplasty
Mercier MR, Galivanche AR, Pathak N, Mets EJ, Molho DA, Elaydi AH, Grauer JN, Rubin LE. Revision Total Hip and Knee Arthroplasty are Associated With Lower Hospital Consumer Assessment of Healthcare Providers and Systems Patient Satisfaction Scores Compared With Primary Arthroplasty. Journal Of The American Academy Of Orthopaedic Surgeons 2021, 30: e336-e346. PMID: 34851861, DOI: 10.5435/jaaos-d-21-00839.Peer-Reviewed Original ResearchMeSH KeywordsAdultArthroplasty, Replacement, HipArthroplasty, Replacement, KneeHealth PersonnelHospitalsHumansPatient SatisfactionRetrospective StudiesConceptsRevision total hip arthroplastyTotal knee arthroplastyTotal hip arthroplastyRevision THA patientsHospital Consumer AssessmentTHA patientsHCAHPS surveyHCAHPS scoresTKA patientsKnee arthroplastyRevision proceduresHealthcare providersPrimary total joint arthroplastyPrimary total knee arthroplastyPrimary total hip arthroplastyConsumer AssessmentLonger hospital lengthRevision TKA patientsHigher American SocietyPatient satisfaction outcomesPatient satisfaction scoresRate of revisionRevision total hipTotal joint arthroplastySystems Patient Satisfaction ScoresClinical Characteristics and Perioperative Complication Profiles of COVID-19–Positive Patients Undergoing Hip Fracture Surgery
Galivanche AR, Mercier MR, Schneble CA, Brand J, Pathak N, Varthi AG, Rubin LE, Grauer JN. Clinical Characteristics and Perioperative Complication Profiles of COVID-19–Positive Patients Undergoing Hip Fracture Surgery. JAAOS Global Research And Reviews 2021, 5: e21.00104. PMID: 34653097, PMCID: PMC8522872, DOI: 10.5435/jaaosglobal-d-21-00104.Peer-Reviewed Original ResearchMeSH KeywordsAgedCOVID-19Hip FracturesHumansPostoperative ComplicationsRetrospective StudiesSARS-CoV-2ConceptsHip fracture surgeryCOVID-19 positive patientsMinor adverse eventsAdverse eventsCOVID-19 positivityFracture surgeryHigh incidenceCOVID-19 positive groupCOVID-19 positive statusCOVID-19-negative groupGeriatric hip fracture surgeryPerioperative complication profilePostoperative adverse eventsHip fracture patientsSerious adverse eventsPatient risk factorsAdministrative claims dataCOVID-19 infectionAdverse event informationOngoing global pandemicClinical characteristicsFracture patientsPostoperative eventsPreoperative variablesPropensity matchingTotal 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 databasesPatientsPatient Factors and Perioperative Outcomes Affect Hospital Consumer Assessment of Healthcare Providers and Systems Survey Response Rates After Primary Total Hip Replacement.
Mercier MR, Pathak N, Adrados M, Galivanche AR, Malpani R, Hilibrand AS, Rubin LE, Grauer JN. Patient Factors and Perioperative Outcomes Affect Hospital Consumer Assessment of Healthcare Providers and Systems Survey Response Rates After Primary Total Hip Replacement. JAAOS Global Research And Reviews 2021, 5 PMID: 33798127, DOI: 10.5435/jaaosglobal-d-21-00052.Peer-Reviewed Original ResearchMeSH KeywordsAdultArthroplasty, Replacement, HipHealth PersonnelHospitalsHumansRetrospective StudiesSurveys and QuestionnairesUnited StatesConceptsTotal hip arthroplastyHospital Consumer AssessmentSurvey response rateAdverse eventsHCAHPS surveyElective primary total hip arthroplastyResponse rateHealthcare providersPrimary total hip replacementPrimary total hip arthroplastyPatient satisfaction survey resultsConsumer AssessmentHigher American SocietyMajor adverse eventsMinority of patientsSurgical patient populationHCAHPS survey resultsTotal hip replacementMultivariate regression analysisHospital reimbursement ratesAnesthesia scorePerioperative outcomesPerioperative variablesAdult patientsPatient characteristicsUnderweight 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 ResearchMeSH KeywordsArthroplasty, Replacement, ShoulderBody Mass IndexHumansObesity, MorbidPostoperative ComplicationsRetrospective StudiesRisk FactorsThinnessConceptsBody 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 readmissionPerioperative Outcomes of Hemiarthroplasty Versus Total Hip Arthroplasty for Geriatric Hip Fracture: The Importance of Studying Matched Populations
Haynes MS, Ondeck NT, Ottesen TD, Malpani R, Rubin LE, Grauer JN. Perioperative Outcomes of Hemiarthroplasty Versus Total Hip Arthroplasty for Geriatric Hip Fracture: The Importance of Studying Matched Populations. The Journal Of Arthroplasty 2020, 35: 3188-3194. PMID: 32654940, DOI: 10.1016/j.arth.2020.06.015.Peer-Reviewed Original ResearchMeSH KeywordsAgedArthroplasty, Replacement, HipFemoral Neck FracturesHemiarthroplastyHip FracturesHumansPostoperative ComplicationsRetrospective StudiesConceptsTotal hip arthroplastyHip fractureAdverse eventsPropensity matchingBlood transfusionHip arthroplastyNational Surgical Quality Improvement databaseGeriatric femoral neck fracturesGreater readmission ratesGeriatric hip fracturesLower transfusion rateMajor adverse eventsMinor adverse eventsPostoperative adverse outcomesFemoral neck fracturesQuality improvement databaseRetrospective comparative studyMultivariate logistic regressionTransfusion ratePerioperative outcomesReadmission ratesSelect patientsTHA groupGeriatric patientsNeck fractures