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 values
2015
Risk Factors for Blood Transfusion With Primary Posterior Lumbar Fusion
Basques BA, Anandasivam NS, Webb ML, Samuel AM, Lukasiewicz AM, Bohl DD, Grauer JN. Risk Factors for Blood Transfusion With Primary Posterior Lumbar Fusion. Spine 2015, 40: 1792-1797. PMID: 26165220, DOI: 10.1097/brs.0000000000001047.Peer-Reviewed Original ResearchConceptsPrimary posterior lumbar fusionPosterior lumbar fusionBlood transfusionLumbar fusionPostoperative outcomesRisk factorsSurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseDeep surgical site infectionShort-term postoperative outcomesQuality Improvement Program databasePosterior lumbar fusion surgeryRetrospective cohort studyImprovement Program databaseSurgical site infectionLumbar fusion surgeryAnesthesiologists classPostoperative complicationsPostoperative lengthPreoperative hematocritCohort studyPatient characteristicsPulmonary embolismBlood lossPulmonary disease
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 databasePatient Characteristics Associated With Increased Postoperative Length of Stay and Readmission After Elective Laminectomy for Lumbar Spinal Stenosis
Basques BA, Varthi AG, Golinvaux NS, Bohl DD, Grauer JN. Patient Characteristics Associated With Increased Postoperative Length of Stay and Readmission After Elective Laminectomy for Lumbar Spinal Stenosis. Spine 2014, 39: 833-840. PMID: 24525996, PMCID: PMC4006290, DOI: 10.1097/brs.0000000000000276.Peer-Reviewed Original ResearchConceptsLumbar spinal stenosisAnesthesiologists class 3Independent risk factorBody mass indexSpinal stenosisRisk factorsElective laminectomyPostoperative lengthPatient characteristicsReadmission analysisMass indexAmerican CollegeNational Surgical Quality Improvement Program databaseSurgeons National Surgical Quality Improvement Program databaseSurgeons National Surgical Quality Improvement ProgramNational Surgical Quality Improvement ProgramSurgical site-related infectionsQuality Improvement Program databaseSurgical Quality Improvement ProgramAverage postoperative LOSImprovement Program databaseAmerican SocietyQuality Improvement ProgramClass 3Preoperative hematocrit