2019
Incidence, Risk Factors, and Clinical Implications of Postoperative Hematoma Requiring Reoperation Following Anterior Cervical Discectomy and Fusion
Bovonratwet P, Fu MC, Tyagi V, Bohl DD, Ondeck NT, Albert TJ, Grauer JN. Incidence, Risk Factors, and Clinical Implications of Postoperative Hematoma Requiring Reoperation Following Anterior Cervical Discectomy and Fusion. Spine 2019, Publish Ahead of Print: &na;. PMID: 30247374, DOI: 10.1097/brs.0000000000002885.Peer-Reviewed Original ResearchConceptsAnterior cervical discectomyRisk factorsPostoperative hematomaCervical discectomyNational Surgical Quality Improvement Program databaseClinical implicationsPreoperative international normalized ratioQuality Improvement Program databaseDeep wound infectionHigh-risk patientsImprovement Program databaseDevelopment of hematomaInternational normalized ratioLarge cohort studyOccurrence of hematomaACDF patientsPreoperative anemiaVentilator requirementAnesthesiologists classificationPostoperative lengthCohort studyPerioperative periodCatastrophic complicationPrimary outcomeSubsequent complicationsCardiac Complications Related to Spine Surgery: Timing, Risk Factors, and Clinical Effect.
Bovonratwet P, Bohl DD, Malpani R, Haynes MS, Rubio DR, Ondeck NT, Shultz BN, Mahal AR, Grauer JN. Cardiac Complications Related to Spine Surgery: Timing, Risk Factors, and Clinical Effect. Journal Of The American Academy Of Orthopaedic Surgeons 2019, 27: 256-263. PMID: 30897607, DOI: 10.5435/jaaos-d-17-00650.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overDatabases, FactualFemaleHeart ArrestHumansIncidenceIntraoperative ComplicationsLength of StayMaleMiddle AgedMonitoring, PhysiologicMultivariate AnalysisMyocardial InfarctionOrthopedic ProceduresPatient ReadmissionPerioperative PeriodPostoperative ComplicationsRisk FactorsSpineTime FactorsYoung AdultConceptsCardiac complicationsSpine surgeryRisk factorsPostoperative periodNational Surgical Quality Improvement Program databaseSurgeons National Surgical Quality Improvement ProgramNational Surgical Quality Improvement ProgramQuality Improvement Program databaseSurgical Quality Improvement ProgramPerioperative cardiac complicationsHigh-risk patientsImprovement Program databaseInsulin-dependent diabetesLarge cohort studyQuality Improvement ProgramPreoperative anemiaPostoperative lengthCohort studyPerioperative periodPrimary outcomeClinical effectsCardiac arrestMyocardial infarctionProgram databaseAmerican College
2018
Missing data treatments matter: an analysis of multiple imputation for anterior cervical discectomy and fusion procedures
Ondeck NT, Fu MC, Skrip LA, McLynn RP, Cui JJ, Basques BA, Albert TJ, Grauer JN. Missing data treatments matter: an analysis of multiple imputation for anterior cervical discectomy and fusion procedures. The Spine Journal 2018, 18: 2009-2017. PMID: 29649614, DOI: 10.1016/j.spinee.2018.04.001.Peer-Reviewed Original ResearchConceptsSevere adverse eventsNational Surgical Quality Improvement ProgramAnterior cervical discectomyAdverse eventsPreoperative anemiaPreoperative hypoalbuminemiaPreoperative albuminCervical discectomyHospital readmissionAdverse outcomesComplete case analysisSurgical Quality Improvement ProgramAdverse outcome variablesOne-level ACDFPreoperative laboratory valuesBody mass indexFusion proceduresMultiple imputationLogistic regression analysisQuality Improvement ProgramPreoperative hematocritPostoperative outcomesRetrospective reviewMass indexLaboratory valuesHow Common—and How Serious— Is Clostridium difficile Colitis After Geriatric Hip Fracture? Findings from the NSQIP Dataset
Bovonratwet P, Bohl DD, Russo GS, Ondeck NT, Nam D, Della Valle CJ, Grauer JN. How Common—and How Serious— Is Clostridium difficile Colitis After Geriatric Hip Fracture? Findings from the NSQIP Dataset. Clinical Orthopaedics And Related Research® 2018, 476: 453-462. PMID: 29443839, PMCID: PMC6260047, DOI: 10.1007/s11999.0000000000000099.Peer-Reviewed Original ResearchConceptsHip fracture surgeryClostridium difficile colitisDifficile colitisGeriatric hip fracturesChronic care facilitiesHip fractureFracture surgeryPostoperative lengthGeriatric patientsHigh riskPreoperative anemiaCurrent smokersCare facilitiesStrict hand hygieneProphylactic antibiotic regimensFuture prospective studiesHospital quality metricsLarge database studiesStepwise multivariate modelLarge national databasePostdischarge dataAntibiotic regimensInfectious diagnosisPreoperative factorsProphylactic antibiotics
2017
Incidence, Risk Factors, and Impact of Clostridium difficile Colitis Following Primary Total Hip and Knee Arthroplasty
Bovonratwet P, Bohl DD, Malpani R, Nam D, Della Valle CJ, Grauer JN. Incidence, Risk Factors, and Impact of Clostridium difficile Colitis Following Primary Total Hip and Knee Arthroplasty. The Journal Of Arthroplasty 2017, 33: 205-210.e1. PMID: 28870746, DOI: 10.1016/j.arth.2017.08.004.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overArthroplasty, Replacement, HipArthroplasty, Replacement, KneeClostridioides difficileColitisEnterocolitis, PseudomembranousFemaleHumansIncidenceKnee JointMaleMiddle AgedPatient DischargePostoperative ComplicationsQuality ImprovementRetrospective StudiesRisk FactorsUnited StatesConceptsNational Surgical Quality Improvement ProgramSurgical Quality Improvement ProgramDifficile colitisPrimary total hipRisk factorsQuality Improvement ProgramPrimary THATotal hipProcedural risk factorsClostridium difficile colitisHigh-risk patientsUrinary tract infectionInfectious risk factorsPoisson multivariate regressionPreoperative anemiaPerioperative antibioticsPostoperative periodTract infectionsPrimary outcomeSubstantial morbidityKnee arthroplastyColitisPatientsClinical implicationsHospital qualityDoes Preoperative Pneumonia Affect Complications of Geriatric Hip Fracture Surgery?
Patterson JT, Bohl DD, Basques BA, Arzeno AH, Grauer JN. Does Preoperative Pneumonia Affect Complications of Geriatric Hip Fracture Surgery? The American Journal Of Orthopedics 2017, 46: e177-e185. PMID: 28666049.Peer-Reviewed Original ResearchConceptsHip fracture repairHip fracture patientsGeriatric hip fracture patientsHip fracture surgeryPreoperative pneumoniaFracture patientsAdverse eventsFracture repairFracture surgeryAdverse outcomesNational Surgical Quality Improvement Program databaseEarly hip fracture surgeryGeriatric hip fracture surgeryQuality Improvement Program databaseChronic obstructive pulmonary diseaseUnderweight body mass indexSerious adverse eventsImprovement Program databaseObstructive pulmonary diseaseTime of surgeryBody mass indexPreoperative anemiaDelaying surgeryRetrospective cohortHip fracture
2016
Factors Affecting Length of Stay and Complications After Elective Anterior Cervical Discectomy and Fusion
Gruskay JA, Fu M, Basques BA, Bohl DD, Buerba RA, Webb ML, Grauer JN. Factors Affecting Length of Stay and Complications After Elective Anterior Cervical Discectomy and Fusion. Clinical Spine Surgery A Spine Publication 2016, 29: e34-e42. PMID: 24525748, DOI: 10.1097/bsd.0000000000000080.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedCervical VertebraeDatabases, FactualDecompression, SurgicalElective Surgical ProceduresFemaleHumansIntervertebral Disc DisplacementLength of StayMaleOrthopedicsOutcome Assessment, Health CarePostoperative ComplicationsRetrospective StudiesSeverity of Illness IndexSex FactorsUnited StatesConceptsLength of stayElective anterior cervical discectomyExtended LOSAnterior cervical discectomyAge 65 yearsMajor complicationsExtended surgery timeMultivariate analysisPreoperative anemiaPreoperative factorsCervical discectomySurgery timeNational Surgical Quality Improvement Project databaseSurgeons National Surgical Quality Improvement Project databaseAverage LOSOrgan space infectionVenous thrombotic eventsACS-NSQIP databaseFactors Affecting LengthLarge database analysisACDF proceduresASA scorePerioperative factorsPerioperative variablesPostoperative complications
2014
Administrative Database Concerns
Golinvaux NS, Bohl DD, Basques BA, Grauer JN. Administrative Database Concerns. Spine 2014, 39: 2019-2023. PMID: 25202941, DOI: 10.1097/brs.0000000000000598.Peer-Reviewed Original ResearchConceptsICD-9 codesCross-sectional studyPreoperative anemiaICD-9 codingPreoperative hematocritNationwide Inpatient SampleNinth Revision codesAcademic medical centerNegative predictive valueAdditional comorbiditiesRevision codesInpatient SampleAdministrative databasesSpine surgerySpinal fusionBACKGROUND DATAMedical CenterInternational ClassificationICD-9Normal rangePatientsPredictive valueLarger sample sizeAnemiaNational database