2022
Chondrosarcoma patient characteristics, management, and outcomes based on over 5,000 cases from the National Cancer Database (NCDB)
Ottesen TD, Shultz BN, Munger AM, Amick M, Toombs CS, Friedaender GE, Grauer JN. Chondrosarcoma patient characteristics, management, and outcomes based on over 5,000 cases from the National Cancer Database (NCDB). PLOS ONE 2022, 17: e0268215. PMID: 35901087, PMCID: PMC9333210, DOI: 10.1371/journal.pone.0268215.Peer-Reviewed Original ResearchMeSH KeywordsBone NeoplasmsChondrosarcomaDatabases, FactualFemaleHumansKaplan-Meier EstimateMaleTreatment OutcomeConceptsNational Cancer DatabaseLong-term survivalMultivariate Cox analysisDistant metastasisSurgical treatmentChondrosarcoma patientsCox analysisCancer DatabaseLong-term survival dataKaplan-Meier survival curvesKaplan-Meier survival analysisPrimary osseous tumorsMainstay of treatmentExtent of diseasePoor prognostic factorPrimary tumor siteAge categoriesLikelihood of deathAxial involvementPatient characteristicsWorse survivalPrognostic factorsSurgical excisionMale sexOsseous tumorsCharacteristics, Management, and Outcomes of Patients With Osteosarcoma: An Analysis of Outcomes From the National Cancer Database
Ottesen TD, Shultz BN, Munger AM, Sibindi C, Yurter A, Varthi AG, Grauer JN. Characteristics, Management, and Outcomes of Patients With Osteosarcoma: An Analysis of Outcomes From the National Cancer Database. JAAOS Global Research And Reviews 2022, 6: e22.00009. PMID: 35192571, PMCID: PMC8865506, DOI: 10.5435/jaaosglobal-d-22-00009.Peer-Reviewed Original ResearchConceptsLikelihood of deathDistant metastasisKaplan-Meier survival curvesNational Cancer DatabaseOutcomes of patientsPoor prognostic signMultivariate Cox analysisMeier survival curvesAnalysis of outcomesPatient characteristicsCox analysisPrognostic signSurgical excisionMale sexPatient survivalPatient numbersCancer DatabasePatient variablesTumor managementPrimary siteTumor typesSurvival curvesTreatment dataOsteosarcomaPatients
2018
Discrepancies in the Definition of “Outpatient” Surgeries and Their Effect on Study Outcomes Related to ACDF and Lumbar Discectomy Procedures
Bovonratwet P, Webb ML, Ondeck NT, Gala RJ, Nelson SJ, McLynn RP, Cui JJ, Grauer JN. Discrepancies in the Definition of “Outpatient” Surgeries and Their Effect on Study Outcomes Related to ACDF and Lumbar Discectomy Procedures. Clinical Spine Surgery A Spine Publication 2018, 31: e152-e159. PMID: 29351096, DOI: 10.1097/bsd.0000000000000615.Peer-Reviewed Original ResearchConceptsACDF patientsLumbar discectomy patientsDiscectomy procedureDiscectomy patientsSurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseQuality Improvement Program databaseACS-NSQIP databaseAnterior cervical discectomyImprovement Program databaseSame-day dischargePossibility of patientsCervical discectomyOutpatient statusRetrospective studyOutpatient surgeryAdverse outcomesOutpatient settingOutpatient procedureProgram databaseBACKGROUND DATADay dischargeAmerican CollegeACDFOutpatients
2017
Definitional Differences of ‘Outpatient’ Versus ‘Inpatient’ THA and TKA Can Affect Study Outcomes
Bovonratwet P, Webb ML, Ondeck NT, Lukasiewicz AM, Cui JJ, McLynn RP, Grauer JN. Definitional Differences of ‘Outpatient’ Versus ‘Inpatient’ THA and TKA Can Affect Study Outcomes. Clinical Orthopaedics And Related Research® 2017, 475: 2917-2925. PMID: 28083753, PMCID: PMC5670045, DOI: 10.1007/s11999-017-5236-6.Peer-Reviewed Original ResearchMeSH KeywordsAmbulatory Surgical ProceduresArthroplasty, Replacement, HipArthroplasty, Replacement, KneeData MiningDatabases, FactualFemaleHumansInpatientsKaplan-Meier EstimateLength of StayMaleMultivariate AnalysisPatient AdmissionProcess Assessment, Health CarePropensity ScoreRetrospective StudiesRisk FactorsTerminology as TopicTime FactorsTreatment OutcomeUnited StatesConceptsNational Surgical Quality Improvement ProgramHospital LOSAdverse eventsNSQIP databaseRisk factorsSurgical Quality Improvement ProgramLength of hospitalSerious adverse eventsBody mass indexTotal joint arthroplastyPotential confounding factorsLarge national databaseQuality Improvement ProgramOutpatient THAPostoperative complicationsTKA cohortSmoking statusMass indexFunctional statusOutpatient procedureJoint arthroplastyActual LOSTherapeutic studiesOutpatientsPatients
2015
Analysis of Delays to Surgery for Cervical Spinal Cord Injuries
Samuel AM, Bohl DD, Basques BA, Diaz-Collado PJ, Lukasiewicz AM, Webb ML, Grauer JN. Analysis of Delays to Surgery for Cervical Spinal Cord Injuries. Spine 2015, 40: 992-1000. PMID: 25785963, DOI: 10.1097/brs.0000000000000883.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overCervical VertebraeChi-Square DistributionComorbidityDatabases, FactualDecompression, SurgicalFemaleHumansKaplan-Meier EstimateLinear ModelsMaleMiddle AgedMultivariate AnalysisPatient AdmissionRetrospective StudiesRisk AssessmentRisk FactorsSpinal Cord InjuriesTime FactorsTime-to-TreatmentTreatment OutcomeYoung AdultConceptsCervical spinal cord injuryIncomplete spinal cord injurySpinal cord injuryNational Trauma Data Bank Research Data SetCentral spinal cord injuryComplete spinal cord injuryLate surgeryCord injuryUpper cervical spinal cord injuryGreater Charlson Comorbidity IndexSuperior neurological outcomeCharlson Comorbidity IndexMajority of patientsComorbidity indexNeurological outcomeUnderwent surgerySurgical timingInjury characteristicsRetrospective studyEmergency departmentInpatient admissionsPatient populationSurgery occurBACKGROUND DATAPatients