2017
Predictors of Outcome in Conservative and Minimally Invasive Surgical Management of Pain Originating From the Sacroiliac Joint
Dengler J, Duhon B, Whang P, Frank C, Glaser J, Sturesson B, Garfin S, Cher D, Rendahl A, Polly D. Predictors of Outcome in Conservative and Minimally Invasive Surgical Management of Pain Originating From the Sacroiliac Joint. Spine 2017, 42: 1664-1673. PMID: 28350586, PMCID: PMC5636200, DOI: 10.1097/brs.0000000000002169.Peer-Reviewed Original ResearchConceptsOswestry Disability IndexPredictors of outcomeSIJ fusionVisual analog scaleInvasive surgical managementSacroiliac jointSIJ painTreatment outcomesConservative managementProspective trialSurgical managementSingle-arm prospective trialInvasive SIJ fusionLonger pain durationLower patient ageInvasive surgical treatmentIndividual patient dataPatient-level analysisTriangular titanium implantsBetter treatment outcomesAnalysis of predictorsRandom-effects modelMultivariate regression analysisTrial sample sizeNonopioid users
2015
Randomized Controlled Trial of Minimally Invasive Sacroiliac Joint Fusion Using Triangular Titanium Implants vs Nonsurgical Management for Sacroiliac Joint Dysfunction: 12-Month Outcomes
Polly DW, Cher DJ, Wine KD, Whang PG, Frank CJ, Harvey CF, Lockstadt H, Glaser JA, Limoni RP, Sembrano JN. Randomized Controlled Trial of Minimally Invasive Sacroiliac Joint Fusion Using Triangular Titanium Implants vs Nonsurgical Management for Sacroiliac Joint Dysfunction: 12-Month Outcomes. Neurosurgery 2015, 77: 674-691. PMID: 26291338, PMCID: PMC4605280, DOI: 10.1227/neu.0000000000000988.Peer-Reviewed Original ResearchConceptsTriangular titanium implantsQuality of lifeSacroiliac joint dysfunctionSurgical groupNonsurgical managementSIJ dysfunctionSIJ fusionJoint dysfunctionOswestry Disability Index improvementSix-month success rateInvasive Sacroiliac Joint FusionChronic SIJ dysfunctionInvasive SIJ fusionNonsurgical management groupsOswestry Disability IndexSacroiliac joint fusionLow back painRandomized Controlled TrialsLevel 1 studiesSuccess rateTitanium implantsDegenerative sacroiliitisSIJ disruptionDisability IndexSIJ pain
2014
Two-year clinical outcomes of a multicenter randomized controlled trial comparing two interspinous spacers for treatment of moderate lumbar spinal stenosis
Patel VV, Whang PG, Haley TR, Bradley WD, Nunley PD, Miller LE, Block JE, Geisler FH. Two-year clinical outcomes of a multicenter randomized controlled trial comparing two interspinous spacers for treatment of moderate lumbar spinal stenosis. BMC Musculoskeletal Disorders 2014, 15: 221. PMID: 24996648, PMCID: PMC4109165, DOI: 10.1186/1471-2474-15-221.Peer-Reviewed Original ResearchMeSH KeywordsAgedBack PainDisability EvaluationEquipment DesignFemaleHumansLumbar VertebraeMaleOrthopedic ProceduresPain MeasurementPain, PostoperativePatient SatisfactionPredictive Value of TestsProspective StudiesRadiographyRecovery of FunctionSpinal StenosisSurveys and QuestionnairesTime FactorsTreatment OutcomeUnited StatesConceptsModerate lumbar spinal stenosisLumbar spinal stenosisConservative careInterspinous spacerClinical outcomesSpinal stenosisBack functionTwo-year clinical outcomesOswestry Disability IndexPhysical function scoresPatient-reported outcomesInvasive surgical alternativePatient satisfaction scoresExtremity painAxial painDisability IndexComplication dataFunction scoresSurgical alternativePatientsSatisfaction scoresSymptom severityPainIndex levelMulticenter
2011
Cement Augmentation of Refractory Osteoporotic Vertebral Compression Fractures
Gerling MC, Eubanks JD, Patel R, Whang PG, Bohlman HH, Ahn NU. Cement Augmentation of Refractory Osteoporotic Vertebral Compression Fractures. Spine 2011, 36: e1266-e1269. PMID: 21358465, DOI: 10.1097/brs.0b013e31820a0b3f.Peer-Reviewed Original ResearchConceptsOsteoporotic vertebral compression fracturesInpatient pain managementVertebral compression fracturesCement augmentationPain managementBed restCompression fracturesNumber of fracturesProportional hazards regression modelsConservative pain managementIntractable back painNational Death IndexCement augmentation proceduresHigh-energy traumaSignificant survival advantageHazards regression modelsHigh-dose narcoticsKaplan-Meier plotsUniversity Hospital databaseExact Fisher testMann-Whitney testAggressive managementConservative treatmentElderly patientsChart review
2008
Financial Incentives for Lumbar Surgery: A Critical Analysis of Physician Reimbursement for Decompression and Fusion Procedures
Whang PG, Lim MR, Sasso RC, Skelton A, Brown ZB, Anderson D, Albert TJ, Hilibrand AS, Vaccaro AR. Financial Incentives for Lumbar Surgery: A Critical Analysis of Physician Reimbursement for Decompression and Fusion Procedures. Clinical Spine Surgery A Spine Publication 2008, 21: 381-386. PMID: 18679090, DOI: 10.1097/bsd.0b013e31814d4e1b.Peer-Reviewed Original ResearchConceptsInstrumented fusion proceduresFusion proceduresIsolated decompressionAutogenous iliac crest boneSingle-level decompressionIliac crest boneLumbar degenerative conditionsLumbar decompressionLumbar surgeryPostoperative visitDecompression groupSingle surgeonConsecutive seriesOffice chartsOperative reportsPosterolateral fusionSurgical timeTotal clinical timeCrest boneLumbar degenerationSpinal fusionBACKGROUND DATALumbar arthrodesisType of operationSpine surgeons
2007
The Adoption of a New Classification System
Patel AA, Vaccaro AR, Albert TJ, Hilibrand AS, Harrop JS, Anderson DG, Sharan A, Whang PG, Poelstra KA, Arnold P, Dimar J, Madrazo I, Hegde S. The Adoption of a New Classification System. Spine 2007, 32: e105-e110. PMID: 17268253, DOI: 10.1097/01.brs.0000254107.57551.8a.Peer-Reviewed Original ResearchConceptsThoracolumbar Injury ClassificationTLISS systemConsecutive patientsInjury classificationMagnetic resonance imagingThoracolumbar injuriesInterobserver reliabilityPlain radiographsSeverity scoreResonance imagingUnweighted Cohen kappa coefficientSingle training institutionProspective clinical assessmentSpearman correlation valuesInjury classification systemAssessment timeTime-dependent changesClassification systemClinical assessmentCohen's kappa coefficientBACKGROUND DATANew classification systemPatientsSecond assessmentInjury