The psychometric properties of the iowa personality disorder screen in methadone-maintained patients: an initial investigation.
Beitel M, Peters S, Savant JD, Cutter CJ, Cecero JJ, Barry DT. The psychometric properties of the iowa personality disorder screen in methadone-maintained patients: an initial investigation. Journal Of Personality Disorders 2013, 29: 131-44. PMID: 23398100, PMCID: PMC3659190, DOI: 10.1521/pedi_2013_27_081.Peer-Reviewed Original ResearchMeSH KeywordsAdultFactor Analysis, StatisticalFemaleHumansInterview, PsychologicalIowaMaleMass ScreeningMethadoneMiddle AgedOpiate Substitution TreatmentOpioid-Related DisordersPersonality AssessmentPersonality DisordersPersonality InventoryPredictive Value of TestsPsychometricsReproducibility of ResultsSurveys and QuestionnairesConceptsMethadone-maintained patientsIowa Personality Disorder ScreenRace/ethnicityDisorder ScreenSubstance useSelf-reported substance usePsychometric propertiesPain variablesTreatment characteristicsClinical utilityMeasures of psychopathologyInternalizing tendenciesPatientsTotal scoreFurther investigationTwo-factor structureTwo-factor solutionExploratory factor analysisPsychopathologyEthnicityPainInitial investigationFactorsHypersensitivityPsychopathology and Pain Correlates of Dispositional Optimism in Methadone‐Maintained Patients
Beitel M, Savant JD, Cutter CJ, Peters S, Belisle N, Barry DT. Psychopathology and Pain Correlates of Dispositional Optimism in Methadone‐Maintained Patients. American Journal On Addictions 2012, 21: s56-s62. PMID: 23786512, PMCID: PMC3703875, DOI: 10.1111/j.1521-0391.2012.00293.x.Peer-Reviewed Original ResearchConceptsMethadone maintenance treatmentMMT patientsChronic painDispositional optimismCurrent chronic painOpioid-dependent patientsOpioid treatment programsOpioid use disorderEmotional strainPosttraumatic stress disorderPain correlateMultivariable analysisMaintenance treatmentClinical correlatesDependent patientsLow levelsPersonality disorder criteriaPaucity of studiesHigh levelsUse disordersPatientsPainTreatment programDisorder criteriaStress disorder