2023
Emergency Department Visits Following Patellofemoral Arthroplasty
Ratnasamy P, Halperin S, Dhodapkar M, Rubin L, Grauer J. Emergency Department Visits Following Patellofemoral Arthroplasty. JAAOS Global Research And Reviews 2023, 7: e23.00054. PMID: 37947430, PMCID: PMC10635600, DOI: 10.5435/jaaosglobal-d-23-00054.Peer-Reviewed Original ResearchConceptsPatellofemoral arthroplastyED utilizationPFA patientsPostoperative painED visitsPredictive factorsHigher Elixhauser comorbidity indexPerioperative pain managementElixhauser Comorbidity IndexEmergency department utilizationPostoperative metricsComorbidity indexIndependent predictorsPain managementMedicaid insuranceEmergency departmentOrthopedic patientsPayer typePatient carePatientsYounger ageVisitsPainArthroplastyDaysMagnetic Resonance Imaging in the Year Prior to Total Knee Arthroplasty: A Potential Overutilization of Healthcare Resources
Rudisill K, Ratnasamy P, Joo P, Rubin L, Grauer J. Magnetic Resonance Imaging in the Year Prior to Total Knee Arthroplasty: A Potential Overutilization of Healthcare Resources. JAAOS Global Research And Reviews 2023, 7: e22.00262. PMID: 37205731, PMCID: PMC10566819, DOI: 10.5435/jaaosglobal-d-22-00262.Peer-Reviewed Original ResearchConceptsTotal knee arthroplastyMagnetic resonance imagingElixhauser Comorbidity IndexComorbidity indexKnee arthroplastyDegenerative changesHigher Elixhauser comorbidity indexAdvanced degenerative changesLower extremity magnetic resonance imagingExtremity magnetic resonance imagingEvidence-based medicineComparing Race/Ethnicity and Zip Code Socioeconomic Status for Surgical versus Nonsurgical Management of Proximal Humerus Fractures in a Medicare Population
Joo P, Wilhelm C, Adeclat G, Halperin S, Moran J, Elaydi A, Rubin L, Grauer J. Comparing Race/Ethnicity and Zip Code Socioeconomic Status for Surgical versus Nonsurgical Management of Proximal Humerus Fractures in a Medicare Population. JAAOS Global Research And Reviews 2023, 7: e22.00205. PMID: 37141180, PMCID: PMC10162786, DOI: 10.5435/jaaosglobal-d-22-00205.Peer-Reviewed Original ResearchConceptsProximal humerus fracturesRace/ethnicityHumerus fracturesNonsurgical managementSocioeconomic statusSurgical utilizationMedian household incomeHigher Elixhauser comorbidity indexElixhauser Comorbidity IndexMultivariable logistic regressionLower median household incomeComorbidity indexMedicare cohortRace/ethnicity dataProximal humerusSurgical decisionMedicare populationIndependent significanceLogistic regressionPatientsHealth equityRacial disparitiesHousehold incomeEthnicity dataSurgery
2022
Incidence, 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 age