Psychometric Properties of the International Trauma Interview (ITI) for ICD-11 PTSD and CPTSD

Not Applicable

Completed

• Conditions: Post Traumatic Stress Disorder (PTSD); Complex Post-Traumatic Stress Disorder (CPTSD)
• Interventions: Diagnostic Test: International Trauma Interview (ITI) for ICD-11 PTSD and Complex PTSD - German version

• Registration Number: NCT04086654
• Lead Sponsor: University of Zurich

Brief Summary

The aim of the project is to evaluate the psychometric properties (e.g. validity, reliability) of the International Trauma Interview (ITI) - German version. The ITI is a structured clinical interview that corresponds to the ICD-11 criteria for diagnosing both posttraumatic stress disorder (PTSD) and complex posttraumatic stress disorder (CPTSD).

Eligible participants from psychiatric inpatient and outpatient facilities in Switzerland who have provided informed will complete various self-report measures about trauma-related mental health complaints. In addition, the ITI will be conducted by a trained clinician. Lastly, information from the medical chart will be further used for scientific purpose. The overall assessment will take approximately 1-2 hours to complete.

Detailed Description

Not available

Study Timeline

• Study First Submitted: 2019-09-09
• Study First Submitted QC: 2019-09-09
• Study First Posted: 2019-09-11
• Study Start: 2020-03-02
• Primary Completion: 2021-10-15
• Study Completion: 2021-10-15
• Status Verified: 2022-11
• Last Update Submitted: 2022-11-21
• Last Update Posted: 2022-11-22

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 77

Inclusion Criteria

Not provided

Exclusion Criteria

Not provided

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: SINGLE_GROUP

Arm && Interventions

Group	Intervention	Description
International Trauma Interview (ITI)	International Trauma Interview (ITI) for ICD-11 PTSD and Complex PTSD - German version	-

Primary Outcome Measures

Name	Time	Method
International Trauma Interview (ITI)	Up to two weeks upon psychiatric ward entry
Life Event Checklist DSM-5	Up to two weeks upon psychiatric ward entry

Secondary Outcome Measures

Name	Time	Method
Brief Symptom Checklist	Up to seven days upon psychiatric ward entry
Impact of Event Scale Revised Version	Up to seven days upon psychiatric ward entry
PTSD Checklist for DSM-5	Up to seven days upon psychiatric ward entry
Borderline Symptom List	Up to seven days upon psychiatric ward entry
Beck Depression Inventory II	Up to seven days upon psychiatric ward entry

Trial Locations

Locations (1)

Integrierte Psychiatrie Winterthur, Spezialstation für Traumafolgestörungen; 🇨🇭 Winterthur, Zurich, Switzerland