2022
Single-level posterior lumbar fusions in patients with Ehlers Danlos Syndrome not found to be associated with increased postoperative adverse events or five-year reoperations
Gouzoulis MJ, Kammien AJ, Zhu JR, Gillinov SM, Moore HG, Grauer JN. Single-level posterior lumbar fusions in patients with Ehlers Danlos Syndrome not found to be associated with increased postoperative adverse events or five-year reoperations. North American Spine Society Journal (NASSJ) 2022, 11: 100136. PMID: 35783003, PMCID: PMC9241136, DOI: 10.1016/j.xnsj.2022.100136.Peer-Reviewed Original ResearchSingle-level posterior lumbar fusionPosterior lumbar fusionEhlers-Danlos syndromeMinor adverse eventsElixhauser Comorbidity IndexAdverse eventsEDS patientsAdult patientsLumbar fusionDanlos syndromeKaplan-Meier survival curvesRare connective tissue disorderPostoperative adverse eventsRate of reoperationRisk of complicationsNon-ED patientsLog-rank testConnective tissue disordersMultivariate logistical regressionSignificant differencesChi-square testPLF casesComorbidity indexReoperation rateRetrospective studyTotal 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
2018
Incidence and considerations of 90-day readmissions following posterior lumbar fusion
Cui JJ, Gala RJ, Ondeck NT, McLynn RP, Bovonratwet P, Shultz B, Grauer JN. Incidence and considerations of 90-day readmissions following posterior lumbar fusion. The Spine Journal 2018, 19: 631-636. PMID: 30219360, DOI: 10.1016/j.spinee.2018.09.004.Peer-Reviewed Original ResearchConceptsPosterior lumbar fusionDays of dischargeReadmission ratesBaseline readmission ratesHuman Investigation CommitteeAdmission ratesDay readmissionLumbar fusionUtilization Project Nationwide Readmissions DatabaseAverage daily admission rateBaseline admission rateBundled payment plansNationwide Readmissions DatabaseHospital admission dataAverage admission rateDaily admission ratesCalendar yearCurrent quality metricsPLF patientsPatient demographicsPostoperative dayRetrospective studyPatient counselingPatient outcomesSpine surgeryIncidence, Risk Factors, and Impact of Clostridium difficile Colitis After Spine Surgery
Bovonratwet P, Bohl DD, Russo GS, Ondeck NT, Singh K, Grauer JN. Incidence, Risk Factors, and Impact of Clostridium difficile Colitis After Spine Surgery. Spine 2018, 43: 861-868. PMID: 28953711, DOI: 10.1097/brs.0000000000002430.Peer-Reviewed Original ResearchConceptsClostridium difficile colitisDifficile colitisIndependent risk factorSpine surgical proceduresRisk factorsSpine surgerySurgical proceduresPosterior lumbar fusion proceduresPost-hospitalization followSpine surgery patientsHigh-risk patientsLarge cohort studyLumbar fusion proceduresPre-existing infectionLarge national databasePostoperative lengthCohort studyNSQIP databasePostoperative periodSurgery patientsPrimary outcomeRetrospective studyDifficile infectionClinical impactInfection diagnosisDiscrepancies 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
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