NCT06183359

Brief Summary

Conduct a pilot, single-center, randomized controlled 2-arm study aimed to evaluate the impact of an in-depth 3rd wave CBT program targeting correct self-identification (3rd level of 3rd wave CBT), compared to a control group receiving an acceptance and commitment therapy (ACT; (1st level of 3rd wave CBT, a well-known psychotherapy). Main judgment criteria : Therapeutic response (reduction ≥ 50% between pre and immediate post-treatment), and rate of relapse at 6 months post-therapy. Secondary objectives: Evaluate psychological processes involved in the reduction of moral pain, diligence, ruminations, suicidal ideas, self-concept and alterations in functioning (mental and social), psychological skills.

Trial Health

77
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
86

participants targeted

Target at P50-P75 for not_applicable major-depressive-disorder

Timeline
21mo left

Started Aug 2024

Typical duration for not_applicable major-depressive-disorder

Geographic Reach
1 country

1 active site

Status
recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

Study Progress49%
Aug 2024Feb 2028

First Submitted

Initial submission to the registry

December 13, 2023

Completed
14 days until next milestone

First Posted

Study publicly available on registry

December 27, 2023

Completed
8 months until next milestone

Study Start

First participant enrolled

August 27, 2024

Completed
1.6 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 1, 2026

Completed
1.8 years until next milestone

Study Completion

Last participant's last visit for all outcomes

February 1, 2028

Expected
Last Updated

September 30, 2025

Status Verified

September 1, 2025

Enrollment Period

1.6 years

First QC Date

December 13, 2023

Last Update Submit

September 24, 2025

Conditions

Keywords

Depressionpsychotherapy

Outcome Measures

Primary Outcomes (1)

  • Beck Depression Inventory (BDI)

    Depressive symptomatology

    Between pre- and immediate post-therapy, 3 months post-intervention and 6 months after the intervention (in the intervention group compared to the control group)

Secondary Outcomes (6)

  • montgomery asberg depression scale (MADRS)

    Between pre- and immediate post-therapy, 3 months post-intervention and 6 months after the intervention (in the intervention group compared to the control group)

  • Variation in moral pain

    Between pre- and immediate post-therapy, 3 months post-intervention and 6 months after the intervention (in the intervention group compared to the control group)

  • Functioning Assessment Short Test (FAST)

    Between pre- and immediate post-therapy, 3 months post-intervention and 6 months after the intervention (in the intervention group compared to the control group)

  • Columbia-Suicide Severity Rating Scale (C-SSRS)

    Between pre- and immediate post-therapy, 3 months post-intervention and 6 months after the intervention (in the intervention group compared to the control group)

  • anxious symptomatology (STAI-State)

    Between pre- and immediate post-therapy, 3 months post-intervention and 6 months after the intervention (in the intervention group compared to the control group)

  • +1 more secondary outcomes

Study Arms (2)

The group Self-Identification Program (SIP)

EXPERIMENTAL

The Self-Identification Program (SIP) is a third level of third wave CBT. It targets a correct self-identification through the of the following skills : * understand the nature and functioning of one's own mind (=conscious power, what allows the appearance of experiences); * learn to identify with the characteristics of the mind : to provide soothing (session 1), reassuring power (session 2), benevolent power (session 3), discerning power (session 4), prioritizing power (session 5), acting power (session 6), creative power (session 7), liberating power (session 8) * live better with your emotions and moods (and their dysregulation); * develop more respectful communication for oneself and others

Other: SIP

The group Acceptance and Commitment Therapy (ACT)

OTHER

The Acceptance and Commitment Therapy (ACT) is a first level of third wave CBT. It targets the development of the following skills, consistent with the content of programs validated in the domain : * decision-making tool (matrix (session 1)); * flexibility skills: defusion (session 2), Self as context (session 4), acceptance (session 4), contact with the present moment (session 5), values (session 6), valued actions (session 7), toolkit skills (session 8).

Other: SIP

Interventions

SIPOTHER

compare the SIP group versus the ACT group

The group Acceptance and Commitment Therapy (ACT)The group Self-Identification Program (SIP)

Eligibility Criteria

Age18 Years - 70 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Patients aged 18 to 70 years, presenting a current major depressive episode (according to DSM 571), as part of unipolar or bipolar depressive disorder

You may not qualify if:

  • Patients with a psychotic disorder
  • Patients with active thoughts of suicide with intention to carry out the act (C-SSRS "ideation suicidal" in the last week ≥ 4)
  • Inability to receive informed information about the study
  • Adult protected by law or patient under guardianship or curatorship
  • Not be affiliated to a French social security scheme or beneficiary of such a scheme
  • Not being able to give informed written consent
  • Pregnant or breastfeeding women
  • Patients under judicial protection

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

CHU Montpellier

Montpellier, France

RECRUITING

MeSH Terms

Conditions

Depressive Disorder, MajorDepression

Condition Hierarchy (Ancestors)

Depressive DisorderMood DisordersMental DisordersBehavioral SymptomsBehavior

Central Study Contacts

Véronique Brand Arpon, IDE

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Purpose
PREVENTION
Intervention Model
PARALLEL
Model Details: The group Self-Identification Program (SIP) versus The group Acceptance and Commitment Therapy (ACT)
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

December 13, 2023

First Posted

December 27, 2023

Study Start

August 27, 2024

Primary Completion

April 1, 2026

Study Completion (Estimated)

February 1, 2028

Last Updated

September 30, 2025

Record last verified: 2025-09

Data Sharing

IPD Sharing
Will not share

Locations