2012
The Factor Structure and Concurrent Validity of the Early Maladaptive Schema Questionnaire: Research Version
Samuel D, Ball S. The Factor Structure and Concurrent Validity of the Early Maladaptive Schema Questionnaire: Research Version. Cognitive Therapy And Research 2012, 37: 150-159. DOI: 10.1007/s10608-012-9439-6.Peer-Reviewed Original ResearchMaladaptive schemasFactor structureConcurrent validityEarly Maladaptive Schema QuestionnaireEarly maladaptive schemasConfirmatory factor analytic techniquesSelf-report questionnairesFour-factor solutionFactor analytic techniquesNegative beliefsSchema QuestionnaireExploratory factor analysisPartial supportPersonality pathologySubstance useAvailable chart dataPrevious researchFactor analysisLower order structureSchemaValidityResearch versionQuestionnaireAnalytic techniques
2004
Typologies of drug dependence: comparative validity of a multivariate and four univariate models
Basu D, Ball SA, Feinn R, Gelernter J, Kranzler HR. Typologies of drug dependence: comparative validity of a multivariate and four univariate models. Drug And Alcohol Dependence 2004, 73: 289-300. PMID: 15036551, DOI: 10.1016/j.drugalcdep.2003.11.004.Peer-Reviewed Original ResearchConceptsDrug dependenceDrug abuse/dependenceLongitudinal cohort studyFirst-degree relativesAbuse/dependencePsychiatric Symptom IndexPredictive validityAntisocial personality disorderGreater concurrent validityCohort studyStrength of associationSymptom IndexAlcohol dependenceB typologyDrug abuseSubstance usePersonality disorderComposite scoreConcurrent validityDegree of changeOverall functioningComparative validitySuperior validityPsychopathologyUnivariate models