2024
Risk of Postoperative Complications After Total Hip and Total Knee Arthroplasty in Behcet Syndrome Patients
Ratnasamy P, Diatta F, Allam O, Kauke-Navarro M, Grauer J. Risk of Postoperative Complications After Total Hip and Total Knee Arthroplasty in Behcet Syndrome Patients. JAAOS Global Research And Reviews 2024, 8: e24.00040. PMID: 39392934, PMCID: PMC11469891, DOI: 10.5435/jaaosglobal-d-24-00040.Peer-Reviewed Original ResearchConceptsBehcet's syndromeAdverse eventsTotal knee arthroplastyMultivariate analysisRevision surgeryRisk of postoperative complicationsRisk of perioperative adverse eventsTotal hip arthroplastyLog-rank testElixhauser Comorbidity Index scoreRetrospective cohort studyMultisystem autoimmune disorderPostoperative adverse eventsPerioperative adverse eventsComorbidity Index scoreNational administrative databaseKnee arthroplastyTotal knee arthroplasty patientsPostoperative complicationsNo significant differencePatient ageAutoimmune disordersPerioperative managementSyndrome patientsCohort studyA Nationwide Analysis of Complications, Reoperations and Cost of Wide-Awake Flexor Tendon Repairs.
Kammien A, Rancu A, Kim S, Parikh N, Grauer J, Colen D. A Nationwide Analysis of Complications, Reoperations and Cost of Wide-Awake Flexor Tendon Repairs. Plastic & Reconstructive Surgery 2024 PMID: 39026384, DOI: 10.1097/prs.0000000000011651.Peer-Reviewed Original ResearchElixhauser Comorbidity IndexWound complicationsTraditional anesthesiaEmergency department visitsYears of follow-upTendon repairAnalysis of complicationsRate of tendon ruptureNationwide cohort studyDepartment visitsWide-awake surgeryFlexor tendon repairConcomitant treatmentMatched cohortFollow-upZone II flexor tendon repairCohort studyMultivariate linear regressionAnesthesia techniquesComorbidity indexVascular injuryIntraoperative testingReoperationNerve repairPatients
2023
Do Children With Medicaid Insurance Have Increased Revision Rates 5 Years After Posterior Spinal Fusions?
Moore H, Patibandla S, McClung A, Grauer J, Sucato D, Wise C, Johnson M, Rathjen K, McIntosh A, Ramo B, Brooks J. Do Children With Medicaid Insurance Have Increased Revision Rates 5 Years After Posterior Spinal Fusions? Journal Of Pediatric Orthopaedics 2023, 43: 615-619. PMID: 37694695, DOI: 10.1097/bpo.0000000000002504.Peer-Reviewed Original ResearchConceptsPosterior spinal fusionAdolescent idiopathic scoliosisMedicaid insurancePrivate insuranceRevision surgerySpinal fusionInternational ClassificationBaseline medical comorbiditiesKaplan-Meier analysisLog-rank testSegmental spinal instrumentationLong fusion constructsBaseline comorbiditiesIndependent t-testIndex surgeryMedical comorbiditiesPostoperative complicationsCause revisionCohort studyNinth RevisionAIS patientsRevision codesPrimary diagnosisHigh prevalenceMedicaid patientsThe Burden of Revision Total Ankle Replacement Has Increased From 2010 to 2020
Ratnasamy P, Maloy G, Oghenesume O, Peden S, Grauer J, Oh I. The Burden of Revision Total Ankle Replacement Has Increased From 2010 to 2020. Foot & Ankle Orthopaedics 2023, 8: 24730114231198234. PMID: 37767009, PMCID: PMC10521287, DOI: 10.1177/24730114231198234.Peer-Reviewed Original ResearchElixhauser Comorbidity IndexHigher Elixhauser comorbidity indexRetrospective cohort studyCohort studyIndependent predictorsAnnual incidenceRevision surgeryRisk factorsYounger ageMultivariate logistic regression analysisRevision total ankle replacementTotal ankle replacement surgeryIndependent risk factorImplant survival rateTiming of revisionLogistic regression analysisSite of careTotal ankle replacementAnkle replacement surgeryExplant patientsExplant surgeryComorbidity indexPatient factorsIndex procedureFemale sexFactors Associated With Increased Opioid Prescriptions Following Anterior Cruciate Ligament Reconstruction in Opioid-Naïve Patients
Yalcin S, Joo P, McLaughlin W, Moran J, Caruana D, Flores M, Grauer J, Medvecky M. Factors Associated With Increased Opioid Prescriptions Following Anterior Cruciate Ligament Reconstruction in Opioid-Naïve Patients. Arthroscopy Sports Medicine And Rehabilitation 2023, 5: 100740. PMID: 37645399, PMCID: PMC10461142, DOI: 10.1016/j.asmr.2023.04.023.Peer-Reviewed Original ResearchAnterior cruciate ligament reconstructionOpioid-naïve patientsOpioid prescriptionsCruciate ligament reconstructionOrthopaedic surgeonsMean MMEOpioid useLigament reconstructionPreoperative diagnosisArthroscopic anterior cruciate ligament reconstructionMedical providersFollowing Anterior Cruciate Ligament ReconstructionOlder ageRetrospective cohort studyCollateral ligament repairSubstance use disordersMean morphineNaïve patientsOpioid dosesPrescriber specialtyCohort studyPatient factorsChronic painAverage MMEPhysician specialtySingle-level Anterior Cervical Discectomy and Fusion Results in Lower Five-year Revisions than Posterior Cervical Foraminotomy in a Large National Cohort
Jayaram R, Joo P, Gouzoulis M, Ratnasamy P, Caruana D, Grauer J. Single-level Anterior Cervical Discectomy and Fusion Results in Lower Five-year Revisions than Posterior Cervical Foraminotomy in a Large National Cohort. Spine 2023, 48: 1266-1271. PMID: 37339256, DOI: 10.1097/brs.0000000000004754.Peer-Reviewed Original ResearchConceptsPosterior cervical foraminotomySingle-level ACDFSingle-level anterior cervical discectomyPerioperative adverse eventsAnterior cervical discectomyAdverse eventsCervical foraminotomyCervical discectomyRevision rateOdds ratioShort-term adverse eventsSimilar short-term outcomesKaplan-Meier survival analysisRetrospective cohort studySerious adverse eventsCervical disc diseaseFive-year ratesSurgical site infectionShort-term outcomesMultivariable logistic regressionLarge national cohortCumulative revision rateCervical reoperationPCF cohortCohort studyPrevious Isolated Medial Bucket-Handle Meniscus Repair Significantly Increases Risk of Subsequent Ipsilateral Anterior Cruciate Ligament Reconstruction
McLaughlin W, Gillinov S, Joo P, Moran J, Jimenez A, Grauer J, Gardner E. Previous Isolated Medial Bucket-Handle Meniscus Repair Significantly Increases Risk of Subsequent Ipsilateral Anterior Cruciate Ligament Reconstruction. Arthroscopy Sports Medicine And Rehabilitation 2023, 5: e671-e678. PMID: 37388885, PMCID: PMC10300536, DOI: 10.1016/j.asmr.2023.03.008.Peer-Reviewed Original ResearchAnterior cruciate ligament reconstructionBucket-handle meniscus tearsSubsequent anterior cruciate ligament reconstructionCruciate ligament reconstructionBucket-handle meniscus repairControl groupLigament reconstructionMeniscal injuryMeniscus surgeryGreater oddsMeniscus repairRetrospective cohort studyAge-matched patientsKaplan-Meier analysisCohort studyPrior surgeryRetrospective reviewInclusion criteriaMeniscus tearsHigh riskGeneral populationMeniscal tearsOperative methodPatientsLevel IIIUrgent Care Versus Emergency Department Utilization for Foot and Ankle Fractures
Dhodapkar M, Gouzoulis M, Halperin S, Modrak M, Yoo B, Grauer J. Urgent Care Versus Emergency Department Utilization for Foot and Ankle Fractures. Journal Of The American Academy Of Orthopaedic Surgeons 2023, 31: 984-989. PMID: 37253245, DOI: 10.5435/jaaos-d-22-01097.Peer-Reviewed Original ResearchConceptsUrgent care facilityAnkle fracturesEmergency departmentED utilizationCare facilitiesUrgent careOdds ratioICD-10 diagnosis codesCertain injury typesUrgent care utilizationRetrospective cohort studyUrgent care visitsYears old presentingMinority of patientsEmergency department utilizationOld presentingCare visitsAdult patientsCare algorithmCohort studyIndependent predictorsCare utilizationMultivariable analysisCommon injuriesDiagnosis codesRheumatoid arthritis patients are at increased risk for adverse events following lumbar discectomy
Ratnasamy P, Rudisill K, Gouzoulis M, Kammien A, Grauer J. Rheumatoid arthritis patients are at increased risk for adverse events following lumbar discectomy. The Spine Journal 2023, 23: 990-996. PMID: 36990283, DOI: 10.1016/j.spinee.2023.03.012.Peer-Reviewed Original ResearchConceptsLumbar discectomy patientsAdverse eventsRheumatoid arthritisLumbar discectomyPatient ageDiscectomy patientsMinor adverse eventsRetrospective cohort studyLumbar spinal surgeryPatient's medication regimenElixhauser Comorbidity IndexExclusion of patientsRA medicationsComorbidity indexCohort studyMedication regimenPrior diagnosisPredictive factorsAdverse outcomesSubgroup analysisSpinal surgeryInfection diagnosisAutoinflammatory diseasesHigher oddsDiscectomyAnterior Cervical Discectomy and Fusion Outcomes in Patients With and Without Bariatric Surgery—Weight Loss Does Make a Difference
Joo P, Zhu J, Wilhelm C, Tang K, Day W, Moran J, Grauer J. Anterior Cervical Discectomy and Fusion Outcomes in Patients With and Without Bariatric Surgery—Weight Loss Does Make a Difference. Spine 2023, 48: 400-406. PMID: 36735637, DOI: 10.1097/brs.0000000000004580.Peer-Reviewed Original ResearchConceptsAnterior cervical discectomyBariatric surgeryMorbid obesityAdverse eventsCervical discectomyReoperation rateBS proceduresFive-Year Reoperation RatesRetrospective comparative cohort studyHistory of BSMinor adverse eventsNon-obese patientsAdverse event ratesComparative cohort studyElixhauser Comorbidity IndexKaplan-Meier analysisRisk of complicationsNon-obese controlsLength of stayACDF patientsElective ACDFComorbidity indexFusion patientsPulmonary embolismCohort studyIs 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 ResearchConceptsSpine 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 regressionPreauthorizationScansComparative Success of Repair Versus Reconstruction for Knee Extra-articular Ligament Injuries
Kahan J, Burroughs P, Mclaughlin W, Schneble C, Moran J, Joo P, Modrak M, Richter D, Wascher D, Treme G, Schenck R, Grauer J, Medvecky M. Comparative Success of Repair Versus Reconstruction for Knee Extra-articular Ligament Injuries. Orthopaedic Journal Of Sports Medicine 2023, 11: 23259671221143539. PMID: 36743731, PMCID: PMC9893380, DOI: 10.1177/23259671221143539.Peer-Reviewed Original ResearchCruciate ligament reconstructionLigament injurySurgical repairLigament reconstructionRevision surgeryKnee injuriesExtra-articular ligament reconstructionSubsequent surgery ratesOptimal surgical treatmentKnee ligament injuriesHigher revision rateLevel of evidenceLarge national databaseHigh rateLigament proceduresReconstruction cohortRepair cohortCohort studySurgical treatmentSurgery ratesPatient cohortSecondary proceduresRevision rateLigamentous reconstructionSurgical technique
2022
Subsequent Surgery Up to 10 Years After Osteochondral Allograft and Osteochondral Autograft: An Analysis of More Than 2000 Patients
Burroughs P, Kahan J, Moran J, Gillinov S, Joo P, Schneble C, Moore H, Grauer J, Medvecky M. Subsequent Surgery Up to 10 Years After Osteochondral Allograft and Osteochondral Autograft: An Analysis of More Than 2000 Patients. Orthopaedic Journal Of Sports Medicine 2022, 10: 23259671221139127. PMID: 36582936, PMCID: PMC9793021, DOI: 10.1177/23259671221139127.Peer-Reviewed Original ResearchOsteochondral allograft transplantOsteochondral autograft transferSubsequent knee surgerySubsequent surgeryKnee surgeryMantel-Cox log-rank testKaplan-Meier survival curvesHigh rateLog-rank testLevel of evidenceCohort studyPatients 10Meier survivalAllograft transplantsKnee arthroplastySecondary surgeryAdministrative databasesAutograft transferPatientsSurgeryOsteochondral autograftSurvival analysisSurvival curvesOsteochondral allograftsStatistical differenceEmergency Department Visits Within 90 Days of Total Ankle Replacement
Ratnasamy PP, Kammien AJ, Gouzoulis MJ, Oh I, Grauer JN. Emergency Department Visits Within 90 Days of Total Ankle Replacement. Foot & Ankle Orthopaedics 2022, 7: 24730114221134255. PMID: 36324696, PMCID: PMC9619275, DOI: 10.1177/24730114221134255.Peer-Reviewed Original ResearchElixhauser Comorbidity IndexSurgical site painRetrospective cohort studyED visitsSite painCohort studyHealth care utilization/costsHigher Elixhauser comorbidity indexPain management pathwayPostoperative ED visitsPostoperative hospital lengthEmergency department visitsDay of surgeryLogistic regression analysisSite of careTotal ankle replacementHealth care costsComorbidity indexHospital lengthED utilizationDepartment visitsPatient factorsPostoperative weekEmergency departmentFemale sexEmergency Department Visits Within 90 Days of Total Ankle Arthroplasty
Ratnasamy P, Kammien A, Gouzoulis M, Grauer J. Emergency Department Visits Within 90 Days of Total Ankle Arthroplasty. Foot & Ankle Orthopaedics 2022, 7: 2473011421s00895. PMCID: PMC9679845, DOI: 10.1177/2473011421s00895.Peer-Reviewed Original ResearchTotal ankle arthroplastyElixhauser Comorbidity IndexSurgical site painED visitsSite painTAA patientsAnkle arthroplastyRisk factorsCommon reasonHealth care utilization/costsHigher Elixhauser comorbidity indexPostoperative ED visitsRetrospective cohort studyEmergency department visitsDay of surgeryLogistic regression analysisComorbidity indexCohort studyED utilizationDepartment visitsPatient factorsPostoperative weekEmergency departmentPatient populationFemale sexPhysical Therapy Utilization Within 90 Days of Total Ankle Arthroplasty
Ratnasamy P, Gouzoulis M, Kammien A, Grauer J. Physical Therapy Utilization Within 90 Days of Total Ankle Arthroplasty. Foot & Ankle Orthopaedics 2022, 7: 2473011421s00896. PMCID: PMC9679831, DOI: 10.1177/2473011421s00896.Peer-Reviewed Original ResearchTotal ankle arthroplastyElixhauser Comorbidity IndexPhysical therapyPatient factorsTAA patientsAnkle arthroplastyHigher Elixhauser comorbidity indexPhysical therapy utilizationRetrospective cohort studyDay of surgeryMedicaid insurance coverageLogistic regression analysisComorbidity indexCohort studyPatients surgeryPredictive factorsTherapy utilizationOutpatient settingSurgeryGreater incidenceMultivariate analysisOlder ageFirst weekSeventh weekInsurance coverageHome and Outpatient Physical Therapy Utilization Following Total Ankle Replacement
Ratnasamy P, Gouzoulis M, Kammien A, Oh I, Grauer J. Home and Outpatient Physical Therapy Utilization Following Total Ankle Replacement. Foot & Ankle Orthopaedics 2022, 7: 24730114221146175. PMID: 36582653, PMCID: PMC9793015, DOI: 10.1177/24730114221146175.Peer-Reviewed Original ResearchTotal ankle replacementRetrospective cohort studyElixhauser Comorbidity IndexPhysical therapyCohort studyPatient factorsTAR patientsAnkle replacementPhysical therapy utilizationDay of surgeryInpatient physical therapyLogistic regression analysisFrequency of homeComorbidity indexIndependent predictorsMedicaid insurancePatients surgeryPredictive factorsTherapy utilizationCare pathwayAdministrative codingSurgeryLevel IIIPatientsFirst weekEffects of anode position on pedicle screw testing during lumbosacral spinal fusion surgery
Amick M, Ottesen TD, O'Marr J, Frenkel MY, Callahan B, Grauer JN. Effects of anode position on pedicle screw testing during lumbosacral spinal fusion surgery. The Spine Journal 2022, 22: 2000-2005. PMID: 35843532, DOI: 10.1016/j.spinee.2022.07.090.Peer-Reviewed Original ResearchConceptsPedicle screwsLumbosacral fusionPedicle screw stimulationProspective cohort studySpinal fusion surgeryLumbosacral pedicle screwsSafe screw placementCohort studyFusion surgeryOutcome measuresBACKGROUND DATAScrew stimulationClinical practiceClinical thresholdGluteal musclesScrew placementSurgical fieldSafe placementPatientsScrewsStimulationSuch implantsCurrent studyPlacementFormal evaluation
2021
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
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
2020
Characteristics and Predictors of HCAHPS Nonresponse After Spine Surgery.
Malpani R, Adrados M, Mercier MR, McLynn RP, Galivanche AR, Pathak N, Grauer JN. Characteristics and Predictors of HCAHPS Nonresponse After Spine Surgery. Spine 2020, 45: e448-e456. PMID: 31609883, PMCID: PMC7113123, DOI: 10.1097/brs.0000000000003287.Peer-Reviewed Original ResearchConceptsSpine surgery patientsSpine surgeryHCAHPS surveyPerioperative outcomesAdverse eventsPatient characteristicsSurgery patientsSingle institutionMultivariate analysisLonger hospital lengthHigher American SocietyMajor adverse eventsMinor adverse eventsRetrospective cohort studyMinority of patientsPatient satisfaction surveyHospital Consumer AssessmentSatisfaction surveyNonresponder biasHospital lengthPatient demographicsCohort studyHospital readmissionRetrospective analysisBACKGROUND DATA