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
2018
Dialysis Patients Undergoing Total Knee Arthroplasty Have Significantly Increased Odds of Perioperative Adverse Events Independent of Demographic and Comorbidity Factors
Ottesen TD, Zogg CK, Haynes MS, Malpani R, Bellamkonda KS, Grauer JN. Dialysis Patients Undergoing Total Knee Arthroplasty Have Significantly Increased Odds of Perioperative Adverse Events Independent of Demographic and Comorbidity Factors. The Journal Of Arthroplasty 2018, 33: 2827-2834. PMID: 29754981, DOI: 10.1016/j.arth.2018.04.012.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overArthroplasty, Replacement, KneeComorbidityElective Surgical ProceduresFemaleHumansInpatientsLogistic ModelsMaleMiddle AgedMultivariate AnalysisOdds RatioPatient DischargePatient ReadmissionPostoperative ComplicationsQuality ImprovementRegression AnalysisRenal DialysisReoperationRetrospective StudiesRisk AssessmentConceptsTotal knee arthroplastyDialysis-dependent patientsAdverse eventsPatient demographicsDialysis patientsAdverse outcomesKnee arthroplastyNational Surgical Quality Improvement Program databaseOverall healthRisk-adjusted logistic regressionElective total knee arthroplastyQuality Improvement Program databaseImprovement Program databaseMinor adverse eventsNational inpatient databaseSevere adverse eventsBone health statusNondialysis cohortNondialysis patientsPerioperative periodTKA patientsAdult patientsPreoperative riskComorbidity factorsInstitutional cohort
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 studiesOutpatientsPatientsOutpatient elective posterior lumbar fusions appear to be safely considered for appropriately selected patients
Bovonratwet P, Ottesen TD, Gala RJ, Rubio DR, Ondeck NT, McLynn RP, Grauer JN. Outpatient elective posterior lumbar fusions appear to be safely considered for appropriately selected patients. The Spine Journal 2017, 18: 1188-1196. PMID: 29155341, DOI: 10.1016/j.spinee.2017.11.011.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAmbulatory Surgical ProceduresBlood TransfusionCohort StudiesDatabases, FactualElective Surgical ProceduresFemaleHumansInpatientsLumbar VertebraeMaleMiddle AgedPatient ReadmissionPatient SelectionPostoperative ComplicationsPropensity ScoreQuality ImprovementRetrospective StudiesSpinal FusionYoung AdultConceptsPosterior lumbar fusionPerioperative complicationsPostoperative complicationsNSQIP databaseInterbody fusionLumbar fusionNational Surgical Quality Improvement Program databaseSurgeons National Surgical Quality Improvement Program databaseElective posterior lumbar fusionQuality Improvement Program databasePropensity score-matched comparisonLower blood transfusionMost perioperative complicationsPostoperative adverse eventsRetrospective cohort comparison studyImprovement Program databaseRate of readmissionCareful patient selectionCohort comparison studyPotential confounding factorsInpatient cohortPLF casesHospital lengthPerioperative courseSelect patientsDiscriminative Ability of Elixhauser's Comorbidity Measure is Superior to Other Comorbidity Scores for Inpatient Adverse Outcomes After Total Hip Arthroplasty
Ondeck NT, Bohl DD, Bovonratwet P, McLynn RP, Cui JJ, Grauer JN. Discriminative Ability of Elixhauser's Comorbidity Measure is Superior to Other Comorbidity Scores for Inpatient Adverse Outcomes After Total Hip Arthroplasty. The Journal Of Arthroplasty 2017, 33: 250-257. PMID: 28927567, DOI: 10.1016/j.arth.2017.08.032.Peer-Reviewed Original ResearchConceptsElixhauser comorbidity measuresCharlson Comorbidity IndexTotal hip arthroplastyAdverse outcomesComorbidity measuresComorbidity indexHip arthroplastyDiscriminative abilityBody mass indexNational Inpatient SampleLength of stayAdverse patient outcomesComorbidity scoreHospital stayPerioperative courseFrailty indexMass indexComplication measuresPatient's probabilityInpatient SamplePatient outcomesDemographic factors ageHigh riskOptimize outcomesAdmission centerOutpatient and Inpatient Unicompartmental Knee Arthroplasty Procedures Have Similar Short-Term Complication Profiles
Bovonratwet P, Ondeck NT, Tyagi V, Nelson SJ, Rubin LE, Grauer JN. Outpatient and Inpatient Unicompartmental Knee Arthroplasty Procedures Have Similar Short-Term Complication Profiles. The Journal Of Arthroplasty 2017, 32: 2935-2940. PMID: 28602533, DOI: 10.1016/j.arth.2017.05.018.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAmbulatory Surgical ProceduresArthroplasty, Replacement, KneeCohort StudiesComorbidityDatabases, FactualFemaleHumansInpatientsLength of StayMaleMiddle AgedOutcome Assessment, Health CareOutpatientsPatient ReadmissionPatient SatisfactionPostoperative ComplicationsPropensity ScoreQuality ImprovementUnited StatesConceptsUnicompartmental knee arthroplastyNational Surgical Quality Improvement Program databaseInpatient Unicompartmental Knee ArthroplastyQuality Improvement Program databaseLength of hospitalImprovement Program databasePerioperative complicationsProgram databaseOutpatient unicompartmental knee arthroplastyShort-term complication profileUnicompartmental knee arthroplasty (UKA) proceduresNational patient populationPerioperative outcome measuresHigh patient satisfactionKnee arthroplasty proceduresPotential confounding factorsInpatient cohortPerioperative outcomesPostdischarge complicationsPatient characteristicsComplication profileOutpatient surgeryPatient populationKnee arthroplastyOutpatient procedureComparison of Outpatient vs Inpatient Total Knee Arthroplasty: An ACS-NSQIP Analysis
Bovonratwet P, Ondeck NT, Nelson SJ, Cui JJ, Webb ML, Grauer JN. Comparison of Outpatient vs Inpatient Total Knee Arthroplasty: An ACS-NSQIP Analysis. The Journal Of Arthroplasty 2017, 32: 1773-1778. PMID: 28237215, DOI: 10.1016/j.arth.2017.01.043.Peer-Reviewed Original ResearchMeSH KeywordsAgedAmbulatory Surgical ProceduresArthroplasty, Replacement, KneeBlood TransfusionCohort StudiesComorbidityDatabases, FactualFemaleHumansInpatientsMaleMiddle AgedMultivariate AnalysisOutcome Assessment, Health CareOutpatientsPatient ReadmissionPostoperative ComplicationsPropensity ScoreQuality ImprovementConceptsTotal knee arthroplastyOutpatient total knee arthroplastyAdverse eventsKnee arthroplastyOutpatient procedureSurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseMultivariate analysisInpatient total knee arthroplastyElective total knee arthroplastyQuality Improvement Program databasePrimary total knee arthroplastyComparison of outpatientPerioperative outcome measuresImprovement Program databasePerioperative adverse eventsIndividual adverse eventsACS-NSQIP AnalysisInpatient cohortHospital lengthLess comorbiditySelect patientsTKA patientsOutpatient cohortPostoperative period
2016
Is Outpatient Total Hip Arthroplasty Safe?
Nelson SJ, Webb ML, Lukasiewicz AM, Varthi AG, Samuel AM, Grauer JN. Is Outpatient Total Hip Arthroplasty Safe? The Journal Of Arthroplasty 2016, 32: 1439-1442. PMID: 28065622, DOI: 10.1016/j.arth.2016.11.053.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedArthroplasty, Replacement, HipBlood TransfusionDatabases, FactualFemaleHumansInpatientsLength of StayLogistic ModelsMaleMiddle AgedMultivariate AnalysisOutpatientsPatient DischargePatient ReadmissionPatient SafetyPoisson DistributionPostoperative ComplicationsPropensity ScoreQuality ImprovementRegression AnalysisRetrospective StudiesYoung AdultConceptsOutpatient total hip arthroplastyTotal hip arthroplastyAdverse eventsPropensity scoreSurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseQuality Improvement Program databaseGeneral health outcome measuresDays adverse eventsImprovement Program databaseMultivariate Poisson regressionHealth outcome measuresHospital dischargePostoperative dayBlood transfusionExtended LOSTHA patientsPotential confoundersInpatient proceduresProgram databaseRelative riskHip arthroplastyOutcome measuresSafety dataStudy group
2014
Nationwide Inpatient Sample and National Surgical Quality Improvement Program Give Different Results in Hip Fracture Studies
Bohl DD, Basques BA, Golinvaux NS, Baumgaertner MR, Grauer JN. Nationwide Inpatient Sample and National Surgical Quality Improvement Program Give Different Results in Hip Fracture Studies. Clinical Orthopaedics And Related Research® 2014, 472: 1672-1680. PMID: 24615426, PMCID: PMC4016448, DOI: 10.1007/s11999-014-3559-0.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overComorbidityData MiningDatabases, FactualEvidence-Based MedicineFemaleFracture FixationHip FracturesHospitalizationHumansInpatientsLength of StayMaleMiddle AgedOutcome and Process Assessment, Health CarePostoperative ComplicationsPrevalenceQuality ImprovementQuality Indicators, Health CareReproducibility of ResultsRetrospective StudiesRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeUnited StatesConceptsNational Surgical Quality Improvement ProgramNationwide Inpatient SampleSurgical Quality Improvement ProgramInpatient adverse eventsAcute kidney injuryPeripheral vascular diseaseAdverse eventsUrinary tract infectionQuality Improvement ProgramKidney injuryNSQIP databaseTract infectionsInpatient SampleVascular diseaseMethodsA retrospective cohort studyQuestions/PurposesThe purposeRetrospective cohort studyStatistical differenceTerms of comorbiditiesSurgical site infectionHip fracture studiesIntertrochanteric hip fracturesLength of stayGreat clinical importanceTerms of demographics