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