2023
The 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 sex
2022
Emergency 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 sexHome 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 week
2020
Intra-surgical Site Vancomycin Powder Application in Infected Diabetic Heel Ulcers with Calcaneal Osteomyelitis
Brodell J, Oh I. Intra-surgical Site Vancomycin Powder Application in Infected Diabetic Heel Ulcers with Calcaneal Osteomyelitis. Foot & Ankle Orthopaedics 2020, 5: 2473011420s00144. PMCID: PMC8704756, DOI: 10.1177/2473011420s00144.Peer-Reviewed Original ResearchDiabetic heel ulcersVancomycin powder applicationVancomycin powderTotal calcanectomyVancomycin cohortHeel ulcersBone resection marginsCharleston Comorbidity IndexAnkle-brachial indexPeripheral arterial diseaseMulti-drug resistant bacteriaHigh rateASA classInfection surgeryIntrawound vancomycinPreoperative labsCalcaneal osteomyelitisComorbidity indexWound complicationsPatient demographicsSurgical complicationsSystemic antibioticsDiabetic patientsResection marginsRevision amputation
2019
Are Sicker Patients Less Likely to Improve after Ankle Fusion?
Kohring J, Houck J, Flemister S, Ketz J, Oh I, Baumhauer J. Are Sicker Patients Less Likely to Improve after Ankle Fusion? Foot & Ankle Orthopaedics 2019, 4: 2473011419s00252. PMCID: PMC8696802, DOI: 10.1177/2473011419s00252.Peer-Reviewed Original ResearchCharlson Comorbidity IndexPROMIS Physical FunctionPROMIS T-scoresPain interferenceASA scorePhysical functionAnkle arthrodesisT-scoreSicker patientsAnkle fusionDemographic dataHigher Charlson comorbidity indexPre-existing medical conditionsPre-operative functionLow physical functionPost-operative patientsAnkle arthrodesis proceduresComorbidity indexMedical comorbiditiesChart reviewRetrospective reviewRisk stratificationRoutine careAnkle arthritisArthrodesis procedures