protocolSection identificationModule nctId: NCT06330467, orgStudyIdInfo id: 2023-A02442-43, secondaryIdInfos id: RIPH 2023-02, type: REGISTRY, domain: sponsor's internal reference, briefTitle: Prevalence of Dissociative Identity Disorder in At-risk Outpatient Groups Reporting Childhood Trauma., acronym: IDENTITY, statusModule overallStatus: NOT_YET_RECRUITING, startDateStruct date: 2024-04-01, primaryCompletionDateStruct date: 2026-03-31, completionDateStruct date: 2026-06-30, studyFirstPostDateStruct date: 2024-03-26, lastUpdatePostDateStruct date: 2024-03-28, sponsorCollaboratorsModule leadSponsor name: Centre Psychothérapique de Nancy, class: OTHER, descriptionModule briefSummary: The investigators will study the prevalence of dissociative identity disorder (DID) in three populations at risk in cases of childhood psychotrauma : patients with a diagnosis of borderline personality, patients with a diagnosis of functional dissociative crises (FDC) and patients with early psychosis.The investigators will also study the prevalence of other dissociative disorders and the frequency of complex post-traumatic stress disorder.The investigators will also look for correlations between the type of maltreatment in childhood, the age of onset of trauma and the type of diagnosis of dissociative disorders.The investigators hope to include 150 borderline patients, 150 FDC patients and 50 early psychosis patients.Data collection will be done via a psychometric administration of 7 self-completion questionnaires as well as the completion of the SCID-D semi-structured interview., conditionsModule conditions: Dissociative Disorder, designModule studyType: INTERVENTIONAL, phases: NA, designInfo allocation: NON_RANDOMIZED, interventionModel: PARALLEL, interventionModelDescription: 3 groups : borderline, early psychosis and FDC., primaryPurpose: DIAGNOSTIC, maskingInfo masking: NONE, enrollmentInfo count: 350, type: ESTIMATED, armsInterventionsModule interventions name: psychometric assessment, interventions name: semi-structured clinical interview, outcomesModule primaryOutcomes measure: SCID-D : Semi-structured Clinical Interview for diagnosing DSM-5 and ICD-11 Dissociative Disorders / DSM = Diagnostic and Statistical Manual of Mental Disorders / ICD = International Classification of Diseases, secondaryOutcomes measure: SCID-D : Semi-structured Clinical Interview for diagnosing DSM-5 and ICD-11 Dissociative Disorders, secondaryOutcomes measure: CTQ-28 : Childhood Trauma Questionnaire, secondaryOutcomes measure: life events inventory DSM-5, secondaryOutcomes measure: PCL-5 : Posttraumatic stress disorder CheckList-5, secondaryOutcomes measure: ITQ : International Trauma Questionnaire, secondaryOutcomes measure: SDQ-20 : Somatoform Dissociative questionnaire, secondaryOutcomes measure: DIS-Q : Dissociation Questionnaire, secondaryOutcomes measure: DES : Dissociative Experience Scale, eligibilityModule sex: ALL, minimumAge: 18 Years, stdAges: ADULT, stdAges: OLDER_ADULT, contactsLocationsModule locations facility: Centre Psychothérapique de Nancy - CLIP, city: Nancy, country: France, contacts name: Vincent LAPRÉVOTE, role: CONTACT, email: vincent.laprevote@cpn-laxou.com, contacts name: Vincent LAPRÉVOTE, role: PRINCIPAL_INVESTIGATOR, contacts name: Lori PETROCELLI, role: SUB_INVESTIGATOR, geoPoint lat: 48.68439, lon: 6.18496, locations facility: Centre Psychothérapique de Nancy - CMP Jacquard et Des Près, city: Nancy, country: France, contacts name: Coraline HINGRAY, role: CONTACT, email: coraline.hingray@cpn-laxou.com, contacts name: Coraline HINGRAY, role: PRINCIPAL_INVESTIGATOR, contacts name: Lori PETROCELLI, role: SUB_INVESTIGATOR, geoPoint lat: 48.68439, lon: 6.18496, locations facility: CHRU Nancy - Neurology department, city: Nancy, country: France, contacts name: Coraline HINGRAY, role: CONTACT, email: coraline.hingray@cpn-laxou.com, contacts name: Coraline HINGRAY, role: PRINCIPAL_INVESTIGATOR, contacts name: Alexis TARRADA, role: SUB_INVESTIGATOR, contacts name: Séverine CONRADI, role: SUB_INVESTIGATOR, contacts name: Lori PETROCELLI, role: SUB_INVESTIGATOR, geoPoint lat: 48.68439, lon: 6.18496, hasResults: False