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Effectiveness of Cognitive Processing Therapy in Post-Traumatic Stress Disorder and Investigating the Mechanism of Symptom Change During Treatment Using Idiographic Network Analysis: A Clinical Trial

Effectiveness of Cognitive Processing Therapy in Post-Traumatic Stress Disorder and Investigating the Mechanism of Symptom Change During Treatment Using Idiographic Network Analysis: A Clinical Trial

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
IRCT
Registry ID
IRCT20251009067560N1
Enrollment
45
Registered
2025-11-23
Start date
2025-12-22
Completion date
Unknown
Last updated
2025-12-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Post-traumatic stress disorder. Post-traumatic stress disorder (PTSD)

Interventions

Intervention group: Receive 12 sessions of cognitive processing therapy.

Sponsors

University of social welfare and rehabilitation sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Diagnosis of post-traumatic stress disorder2. No history of participating in cognitive processing therapy3. No substance use disorder4. Minimum age 18 years5. Minimum literacy6. No chronic psychiatric disorders such as bipolar disorder, psychosis spectrum disorders, and serious suicidal ideation

Exclusion criteria

Exclusion criteria: 1. Failure to attend more than 3 therapy sessions2. Newly started psychotherapy or during treatment3. Failure to complete more than 50% of the questions in the Individualized Network Analysis section

Design outcomes

Primary

MeasureTime frame
Post-traumatic stress disorder symptoms, anxiety symptoms, depression symptoms, emotion regulation. Timepoint: First, pre-test, daily assessment 4 times a day only for symptoms of post-traumatic stress disorder, post-test, final intervention rejection. Method of measurement: Pre-test and post-test with questionnaire, daily assessment of post-traumatic stress disorder symptoms with ecological momentary assessment.

Countries

Iran (Islamic Republic of)

Contacts

Public Contactkamyar mansouri

University of social welfare and rehabilitation sciences

kamyar.mansouri2018@gmail.com+98 918 786 3844

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026