2018
The Rothman Index Is Associated With Postdischarge Adverse Events After Hip Fracture Surgery in Geriatric Patients
McLynn RP, Ottesen TD, Ondeck NT, Cui JJ, Rubin LE, Grauer JN. The Rothman Index Is Associated With Postdischarge Adverse Events After Hip Fracture Surgery in Geriatric Patients. Clinical Orthopaedics And Related Research® 2018, 476: 997-1006. PMID: 29419631, PMCID: PMC5916609, DOI: 10.1007/s11999.0000000000000186.Peer-Reviewed Original ResearchConceptsRothman Index scoresPostdischarge adverse eventsHip fracture surgeryPostdischarge adverse outcomesAdverse eventsASA classRothman IndexHip fractureFracture surgeryIndex scoreGeriatric patientsAdverse outcomesMedical CenterOverall patient statusHip fracture careRoutine laboratory valuesMeasures of comorbidityRisk of complicationsBody mass indexAge 65 yearsPlan of careVulnerable patient populationCondition of patientsAcademic medical centerElectronic medical records
2017
Results of Database Studies in Spine Surgery Can Be Influenced by Missing Data
Basques BA, McLynn RP, Fice MP, Samuel AM, Lukasiewicz AM, Bohl DD, Ahn J, Singh K, Grauer JN. Results of Database Studies in Spine Surgery Can Be Influenced by Missing Data. Clinical Orthopaedics And Related Research® 2017, 475: 2893-2904. PMID: 27896677, PMCID: PMC5670041, DOI: 10.1007/s11999-016-5175-7.Peer-Reviewed Original ResearchMeSH KeywordsComorbidityData AccuracyData CollectionData MiningDatabases, FactualDecision Support TechniquesHumansLength of StayLogistic ModelsMultivariate AnalysisOdds RatioOperative TimeOrthopedic ProceduresPostoperative ComplicationsPredictive Value of TestsProcess Assessment, Health CareRetrospective StudiesRisk AssessmentRisk FactorsSpinal DiseasesSpineTime FactorsTreatment OutcomeUnited StatesConceptsACS-NSQIP databaseAdverse eventsPreoperative laboratory valuesRisk factorsSpine surgeryOperating room timeLaboratory valuesSpine studiesACS-NSQIPDatabase studyRoom timeReference rangeQuality Improvement Program databasePerioperative laboratory valuesVariable reference rangesAnterior cervical discectomyImprovement Program databaseMost risk factorsLength of stayLarge database studiesDifferent risk factorsEffect sizeCervical discectomyMedical comorbiditiesGreater effect size
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