2009
The Assessment of Cervical Foramina With Oblique Radiographs: The Effect of Film Angle on Foraminal Area
Simpson AK, Sabino J, Whang P, Emerson JW, Grauer JN. The Assessment of Cervical Foramina With Oblique Radiographs: The Effect of Film Angle on Foraminal Area. Clinical Spine Surgery A Spine Publication 2009, 22: 21-25. PMID: 19190430, DOI: 10.1097/bsd.0b013e3181639b62.Peer-Reviewed Original ResearchConceptsForaminal areaEntire cervical spineCervical spineForaminal dimensionsCervical foraminaCervical radiographsOblique radiographsCervical spine levelsHuman cadaveric cervical spinesCadaveric cervical spine specimensUpper cervical spineCadaveric cervical spinesGood interobserver reliabilityCervical spine specimensRadiographic evaluationC7-T1BACKGROUND DATASpine levelRadiographsInterobserver reliabilityRight sideSpineForamen sizeSpine specimensFreehand method
2008
Quantifying the Effects of Degeneration and Other Patient Factors on Lumbar Segmental Range of Motion Using Multivariate Analysis
Bible JE, Simpson AK, Emerson JW, Biswas D, Grauer JN. Quantifying the Effects of Degeneration and Other Patient Factors on Lumbar Segmental Range of Motion Using Multivariate Analysis. Spine 2008, 33: 1793-1799. PMID: 18628713, DOI: 10.1097/brs.0b013e31817b8f3a.Peer-Reviewed Original ResearchConceptsBody mass indexLumbar ROMKellgren scoreMultivariate analysisSignificant negative associationSegmental ROML5-S1L4-L5Segmental rangeL3-L4L2-L3Negative associationMultivariate regression analysisPatient factorsRetrospective reviewMass indexClinical variablesUnivariate analysisBACKGROUND DATAFlexion/extensionSignificant associationL1-S1Role of ageInterobserver reliabilityDegeneration