2021
Risk Factors for Venous Thromboembolism in Children Undergoing Orthopedic Surgery.
Mets EJ, Pathak N, Galivanche AR, McLynn RP, Frumberg DB, Grauer JN. Risk Factors for Venous Thromboembolism in Children Undergoing Orthopedic Surgery. Orthopedics 2021, 45: 31-37. PMID: 34846239, DOI: 10.3928/01477447-20211124-06.Peer-Reviewed Original ResearchConceptsVenous thromboembolismAdverse eventsRisk factorsOrthopedic surgeryNational Surgical Quality Improvement Program Pediatric databaseSurgeons National Surgical Quality Improvement Program Pediatric databaseIncidence of VTEPostoperative venous thromboembolismMinor adverse eventsPostoperative adverse eventsPreoperative blood transfusionIndependent risk factorMajor adverse eventsHigh-risk subpopulationsVTE prophylaxisPerioperative outcomesPatient demographicsBlood transfusionPatient factorsPediatric patientsSurgical variablesPreventable complicationsFemur fracturesPatient populationRetrospective analysisPatient Factors and Perioperative Outcomes Affect Hospital Consumer Assessment of Healthcare Providers and Systems Survey Response Rates After Primary Total Hip Replacement.
Mercier MR, Pathak N, Adrados M, Galivanche AR, Malpani R, Hilibrand AS, Rubin LE, Grauer JN. Patient Factors and Perioperative Outcomes Affect Hospital Consumer Assessment of Healthcare Providers and Systems Survey Response Rates After Primary Total Hip Replacement. JAAOS Global Research And Reviews 2021, 5 PMID: 33798127, DOI: 10.5435/jaaosglobal-d-21-00052.Peer-Reviewed Original ResearchConceptsTotal hip arthroplastyHospital Consumer AssessmentSurvey response rateAdverse eventsHCAHPS surveyElective primary total hip arthroplastyResponse rateHealthcare providersPrimary total hip replacementPrimary total hip arthroplastyPatient satisfaction survey resultsConsumer AssessmentHigher American SocietyMajor adverse eventsMinority of patientsSurgical patient populationHCAHPS survey resultsTotal hip replacementMultivariate regression analysisHospital reimbursement ratesAnesthesia scorePerioperative outcomesPerioperative variablesAdult patientsPatient characteristics
2020
Coagulopathies Are a Risk Factor for Adverse Events Following Total Hip and Total Knee Arthroplasty.
Malpani R, Mclynn RP, Bovonratwet P, Bagi PS, Yurter A, Mercier MR, Rubin LE, Grauer JN. Coagulopathies Are a Risk Factor for Adverse Events Following Total Hip and Total Knee Arthroplasty. Orthopedics 2020, 43: 233-238. PMID: 32674174, DOI: 10.3928/01477447-20200624-02.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overArthroplasty, Replacement, HipArthroplasty, Replacement, KneeBlood Coagulation DisordersDatabases, FactualFemaleHumansMaleMiddle AgedMultivariate AnalysisOutcome Assessment, Health CarePatient ReadmissionPostoperative ComplicationsRetrospective StudiesRisk FactorsYoung AdultConceptsHigher international normalized ratioInternational normalized ratioMajor adverse eventsTotal hip arthroplastyPartial thromboplastin timeHigher partial thromboplastin timeMinor adverse eventsAdverse eventsLow plateletsHematological conditionsSurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseTotal knee arthroplasty (TKA) populationQuality Improvement Program databasePrimary total hip arthroplastyDependent functional statusImprovement Program databasePostsurgical adverse eventsTotal knee arthroplastyMultiple adverse eventsPreoperative coagulopathyTHA cohortTKA groupTKA patientsHospital readmissionPerioperative Outcomes of Hemiarthroplasty Versus Total Hip Arthroplasty for Geriatric Hip Fracture: The Importance of Studying Matched Populations
Haynes MS, Ondeck NT, Ottesen TD, Malpani R, Rubin LE, Grauer JN. Perioperative Outcomes of Hemiarthroplasty Versus Total Hip Arthroplasty for Geriatric Hip Fracture: The Importance of Studying Matched Populations. The Journal Of Arthroplasty 2020, 35: 3188-3194. PMID: 32654940, DOI: 10.1016/j.arth.2020.06.015.Peer-Reviewed Original ResearchConceptsTotal hip arthroplastyHip fractureAdverse eventsPropensity matchingBlood transfusionHip arthroplastyNational Surgical Quality Improvement databaseGeriatric femoral neck fracturesGreater readmission ratesGeriatric hip fracturesLower transfusion rateMajor adverse eventsMinor adverse eventsPostoperative adverse outcomesFemoral neck fracturesQuality improvement databaseRetrospective comparative studyMultivariate logistic regressionTransfusion ratePerioperative outcomesReadmission ratesSelect patientsTHA groupGeriatric patientsNeck fracturesCharacteristics and Predictors of HCAHPS Nonresponse After Spine Surgery.
Malpani R, Adrados M, Mercier MR, McLynn RP, Galivanche AR, Pathak N, Grauer JN. Characteristics and Predictors of HCAHPS Nonresponse After Spine Surgery. Spine 2020, 45: e448-e456. PMID: 31609883, PMCID: PMC7113123, DOI: 10.1097/brs.0000000000003287.Peer-Reviewed Original ResearchConceptsSpine surgery patientsSpine surgeryHCAHPS surveyPerioperative outcomesAdverse eventsPatient characteristicsSurgery patientsSingle institutionMultivariate analysisLonger hospital lengthHigher American SocietyMajor adverse eventsMinor adverse eventsRetrospective cohort studyMinority of patientsPatient satisfaction surveyHospital Consumer AssessmentSatisfaction surveyNonresponder biasHospital lengthPatient demographicsCohort studyHospital readmissionRetrospective analysisBACKGROUND DATA
2019
Dialysis Dependence Is Associated With Significantly Increased Odds of Perioperative Adverse Events After Geriatric Hip Fracture Surgery Even After Controlling for Demographic Factors and Comorbidities
Ottesen TD, Yurter A, Shultz BN, Galivanche AR, Zogg CK, Bovonratwet P, Rubin LE, Grauer JN. Dialysis Dependence Is Associated With Significantly Increased Odds of Perioperative Adverse Events After Geriatric Hip Fracture Surgery Even After Controlling for Demographic Factors and Comorbidities. JAAOS Global Research And Reviews 2019, 3: e086. PMID: 31592508, PMCID: PMC6754213, DOI: 10.5435/jaaosglobal-d-19-00086.Peer-Reviewed Original ResearchHip fracture surgeryDialysis-dependent patientsPerioperative adverse eventsAdverse eventsFracture surgeryDialysis dependenceDialysis patientsHip fractureGreater oddsNational Surgical Quality Improvement Program databaseGeriatric hip fracture surgeryRisk-adjusted logistic regressionQuality Improvement Program databaseInstitutional cohort studyNational patient populationPreoperative dialysis dependenceMinor adverse eventsHip fracture careImprovement Program databaseMajor adverse eventsDemographic factorsUnplanned readmissionCohort studyPerioperative periodPostoperative dayPatient-related Factors and Perioperative Outcomes Are Associated with Self-Reported Hospital Rating after Spine Surgery.
Mets EJ, Mercier MR, Hilibrand AS, Scott MC, Varthi AG, Grauer JN. Patient-related Factors and Perioperative Outcomes Are Associated with Self-Reported Hospital Rating after Spine Surgery. Clinical Orthopaedics And Related Research® 2019, 478: 643-652. PMID: 31389897, PMCID: PMC7145058, DOI: 10.1097/corr.0000000000000892.Peer-Reviewed Original ResearchConceptsOverall hospital experienceMultivariate logistic regression analysisPatient-related factorsAdverse eventsHospital ratingSpine surgeryLogistic regression analysisPerioperative outcomesPatient factorsQuality of careSurgical variablesHospital experienceHCAHPS scoresHCAHPS surveyPatient demographicsAnnual reimbursementAnesthesiologists class IIMinor adverse eventsNumerous patient factorsOnly surgical factorMajor adverse eventsSpine surgery populationSingle academic institutionHospital Consumer AssessmentPotential confounding variables
2018
Increased complications in geriatric patients with a fracture of the hip whose postoperative weight-bearing is restricted: an analysis of 4918 patients.
Ottesen TD, McLynn RP, Galivanche AR, Bagi PS, Zogg CK, Rubin LE, Grauer JN. Increased complications in geriatric patients with a fracture of the hip whose postoperative weight-bearing is restricted: an analysis of 4918 patients. The Bone & Joint Journal 2018, 100-B: 1377-1384. PMID: 30295535, DOI: 10.1302/0301-620x.100b10.bjj-2018-0489.r1.Peer-Reviewed Original ResearchConceptsWeight-bearing restrictionsLength of stayAdverse eventsPostoperative weight-bearing restrictionsMajor adverse eventsEvidence-based guidelinesBone Joint JOperating theatreMultivariate regression analysisMultivariate oddsFrail patientsThromboembolic eventsElderly patientsHip fractureGeriatric patientsProcedural characteristicsInclusion criteriaPatientsGreater riskProcedural factorsHipReadmissionDeliriumTransfusionSurgeryWhat Is the Adverse Event Profile After Prophylactic Treatment of Femoral Shaft or Distal Femur Metastases?
McLynn RP, Ondeck NT, Grauer JN, Lindskog DM. What Is the Adverse Event Profile After Prophylactic Treatment of Femoral Shaft or Distal Femur Metastases? Clinical Orthopaedics And Related Research® 2018, 476: 2381-2388. PMID: 30260860, PMCID: PMC6259894, DOI: 10.1097/corr.0000000000000489.Peer-Reviewed Original ResearchMeSH KeywordsAgedBlood TransfusionDatabases, FactualDiaphysesFemaleFemoral FracturesFemurFracture FixationFractures, SpontaneousHumansLength of StayLogistic ModelsMaleMiddle AgedMultivariate AnalysisNeoplasm MetastasisOdds RatioOperative TimePatient DischargePostoperative ComplicationsProspective StudiesRetrospective StudiesRisk FactorsTime FactorsTreatment OutcomeConceptsBody mass indexPathologic fractureAdverse eventsProphylactic treatment groupProphylactic treatmentBlood transfusionDisseminated cancerFemoral shaftComplication profileFracture groupFunctional outcomeProphylactic fixationDistal femurTreatment groupsNational Surgical Quality Improvement Program databaseQuality Improvement Program databaseGreater body mass indexPerioperative complication profileProphylactic surgical stabilizationProphylactic surgical treatmentPostoperative adverse eventsAdverse event profileCurrent Procedural Terminology codesImprovement Program databaseMajor adverse eventsDialysis is an independent risk factor for perioperative adverse events, readmission, reoperation, and mortality for patients undergoing elective spine surgery
Ottesen TD, McLynn RP, Zogg CK, Shultz BN, Ondeck NT, Bovonratwet P, Bellamkonda KS, Rubin LE, Grauer JN. Dialysis is an independent risk factor for perioperative adverse events, readmission, reoperation, and mortality for patients undergoing elective spine surgery. The Spine Journal 2018, 18: 2033-2042. PMID: 30077772, DOI: 10.1016/j.spinee.2018.04.007.Peer-Reviewed Original ResearchConceptsElective spine surgeryNon-dialysis patientsDialysis-dependent patientsPerioperative adverse eventsAdverse eventsDialysis patientsSpine surgeryUnplanned readmissionCohort studyPatient demographicsRisk factorsNational Surgical Quality Improvement Program databaseRisk-adjusted multivariate regressionsQuality Improvement Program databaseOperating roomDialysis-independent patientsInstitutional cohort studyMinor adverse eventsRetrospective cohort studyElective spinal surgeryImprovement Program databaseIndependent risk factorMajor adverse eventsPercentage of complicationsAdministrative database studyInaccuracies in ICD Coding for Obesity Would Be Expected to Bias Administrative Database Spine Studies Toward Overestimating the Impact of Obesity on Perioperative Adverse Outcomes
McLynn RP, Geddes BJ, Cui JJ, Ondeck NT, Bovonratwet P, Shultz BN, Grauer JN. Inaccuracies in ICD Coding for Obesity Would Be Expected to Bias Administrative Database Spine Studies Toward Overestimating the Impact of Obesity on Perioperative Adverse Outcomes. Spine 2018, 43: 526-532. PMID: 28767639, DOI: 10.1097/brs.0000000000002356.Peer-Reviewed Original ResearchConceptsBody mass indexMajor adverse eventsAdverse eventsICD codesVenous thromboembolismElective posterior lumbar fusionGreater body mass indexPerioperative adverse outcomesPostoperative adverse eventsRetrospective cohort studyAssociation of obesityImpact of obesityLength of stayPosterior lumbar fusionLarge academic hospitalSpine surgery literaturePostoperative complicationsPostoperative factorsCohort studyMass indexAdverse outcomesLumbar fusionAcademic hospitalBACKGROUND DATASpine studies
2017
The Rothman Index as a predictor of postdischarge adverse events after elective spine surgery
McLynn RP, Ondeck NT, Cui JJ, Swanson DR, Shultz BN, Bovonratwet P, Grauer JN. The Rothman Index as a predictor of postdischarge adverse events after elective spine surgery. The Spine Journal 2017, 18: 1149-1156. PMID: 29155251, DOI: 10.1016/j.spinee.2017.11.008.Peer-Reviewed Original ResearchConceptsElective spine surgeryPostdischarge adverse eventsMinor adverse eventsMajor adverse eventsAdverse eventsRothman IndexSpine surgeryMedical CenterOverall patient conditionRothman Index scoresHigh-risk patientsRate of readmissionRetrospective cohort studyLarge academic medical centerPostoperative day 30Body mass indexLength of stayAcademic medical centerPresent studyElectronic medical recordsLater scoresAnesthesiologists classHospital lengthPerioperative outcomesCohort study