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
2014
Limitations of administrative databases in spine research: a study in obesity
Golinvaux NS, Bohl DD, Basques BA, Fu MC, Gardner EC, Grauer JN. Limitations of administrative databases in spine research: a study in obesity. The Spine Journal 2014, 14: 2923-2928. PMID: 24780248, DOI: 10.1016/j.spinee.2014.04.025.Peer-Reviewed Original ResearchConceptsICD-9 codesBody mass indexNational inpatient databaseProportion of patientsLarge academic medical centerNinth Revision codesCross-sectional studySurgery researchSpine surgery researchAcademic medical centerOnly comorbidityPediatric patientsMass indexInpatient DatabaseRevision codesDiagnosis codesMedical recordsAdministrative databasesSpine surgeryMedical CenterDatabase studyInternational ClassificationPatientsObesityLarger sample sizeInterrater and intrarater agreements of magnetic resonance imaging findings in the lumbar spine: significant variability across degenerative conditions
Fu MC, Buerba RA, Long WD, Blizzard DJ, Lischuk AW, Haims AH, Grauer JN. Interrater and intrarater agreements of magnetic resonance imaging findings in the lumbar spine: significant variability across degenerative conditions. The Spine Journal 2014, 14: 2442-2448. PMID: 24642053, DOI: 10.1016/j.spinee.2014.03.010.Peer-Reviewed Original ResearchConceptsMagnetic resonance imagingLumbar spineIntrarater agreementDegenerative conditionsMRI findingsInterrater agreementLumbar spine magnetic resonance imagingStandardized criteriaLumbar magnetic resonance imagingSpine magnetic resonance imagingLarge academic medical centerRetrospective diagnostic studyBone marrow changesDisc space heightAbsolute interrater agreementDegenerative lumbar spineLumbar vertebral levelDifferent pathologic conditionsAcademic medical centerFleiss' kappa coefficientModerate overall agreementDegenerative findingsMarrow changesSagittal MRI sequencesDegenerative changes