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RECRUITING
NCT06832605
NA

Mindfulness-Based Cognitive Therapy (MBCT) for the Prevention of Depression Relapse or Recurrence Using Videoconference

Sponsor: Fundació Sant Joan de Déu

View on ClinicalTrials.gov

Summary

Objectives: To evaluate the clinical- and cost-effectiveness of two delivery formats of mindfulness-based cognitive therapy (MBCT) - (i) MBCT delivered through eight videoconference group sessions (group MBCT), and (ii) MBCT delivered through a self-help manual plus three low-intensity videoconference group support sessions (supported MBCT self-help) - when added to treatment as usual (TAU; mental health outpatient care), compared with TAU alone, in patients with recurrent depression, either in an acute episode or in remission. We will identify potential predictors and moderators of response and examine psychological mechanisms of change. Study design: Multicentre randomised controlled trial, with pre-post, 6- and 12-months follow-ups. Centres: Parc Sanitari Sant Joan de Déu (St. Boi de Llobregat), Hospital Universitario Miguel Servet (Zaragoza), Hospital del Mar (Barcelona), Fundació Centre Higiene Mental Nou Barris (Barcelona), and Hospital General Universitario de Elche (Elche, Alicante). Participants: Adult patients (n=342) with recurrent depression, either in an acute episode or in remission, will be randomly assigned to group MBCT, supported MBCT self-help, or TAU. Primary outcome: transitions between clinically defined states of recurrent depression over the 12-month follow-up (DSM-5). The primary confirmatory transition is from remission to a major depressive episode (relapse/recurrence), whereas the transition from acute depression to remission will be examined as an exploratory objective. Secondary outcomes: depressive symptom severity, negative affect, mental well-being, quality of life, costs, and quality-adjusted life years. Process measures: mindfulness, positive affect, and self-compassion. Main statistical analyses: The primary analysis will use the intention-to-treat (ITT) principle and continuous-time multi-state modelling to estimate transition-specific hazard ratios. Secondary outcomes, predictors, and moderators will be analysed using regression-based approaches. Cost-effectiveness and cost-utility analyses will be conducted from healthcare system and societal perspectives, alongside mediation analyses. Participant experiences will be evaluated using qualitative methods. Conclusions: This study will inform the implementation of two accessible MBCT formats in Spain for preventing depressive relapse/recurrence. The comparison of two delivery formats will provide evidence on effectiveness, cost-effectiveness, scalability, and efficient resource allocation.

Official title: Effectiveness and Cost-Effectiveness of Mindfulness-Based Cognitive Therapy (MBCT) for the Prevention of Depression Relapse or Recurrence Using Videoconference in the Spanish National Health System

Key Details

Gender

All

Age Range

18 Years - Any

Study Type

INTERVENTIONAL

Enrollment

342

Start Date

2026-06-10

Completion Date

2028-09

Last Updated

2026-09-03

Healthy Volunteers

No

Interventions

BEHAVIORAL

Group Mindfulness-Based Cognitive Therapy

Videoconference-delivered group MBCT will be provided in line with the manual 'Mindfulness-Based Cognitive Therapy for Depression'. The program will be led by Spanish MBCT therapists who are trained and certified, and who will also complete a 2-day study standardisation course. After this training, therapists must demonstrate at least "competent" teaching skills, confirmed by an independent assessor using the Mindfulness-Based Interventions Teaching Assessment Criteria (MBI:TAC). Competency will be defined as a score of 4-6 based on the rating of a randomly selected recorded session. Group MBCT is a structured mindfulness meditation program designed to help participants learn skills to reduce the risk of depression relapse or recurrence. It will be delivered over 8 weeks in weekly group sessions lasting 2 hours, with approximately 12 participants per group, and includes between-session home practice.

BEHAVIORAL

Mindfulness-Based Cognitive Therapy Self-Help

Participants work through the Spanish version of 'The Mindful Way Workbook: An 8-Week Program to Free Yourself from Depression and Emotional Distress' on their own, following weekly instructions and mindfulness exercises. The workbook presents the standard 8-week MBCT program in a self-guided format. It also includes reflection questions, tools to monitor progress, and feedback from people who have previously completed the program. To support engagement and manage difficulties, participants will also take part in three structured, low-intensity group support sessions with a health psychologist (at the start, mid-point, and end of the program). Each session will last 1 hour, be delivered by group videoconference, and include approximately 12 participants per group.

OTHER

Treatment as Usual (TAU)

TAU (treatment as usual) will be delivered as it is in routine clinical practice. In Spain, ongoing care for recurrent depression commonly relies on maintenance antidepressant medication (m-ADM). Spanish National Health System guidelines recommend continuing antidepressants for at least two years at the same dose that was effective during the acute treatment phase. Participants will be advised that, if they notice a worsening of symptoms or encounter difficulties during the study, they should seek help from their primary care General Practitioner or their usual mental health service provider, as they would normally do.

Locations (5)

Hospital General Universitario de Elche

Elche, Alicante, Spain

Parc de Salut Mar

Barcelona, Barcelona, Spain

Fundacio Centre Higiene Mental Nou Barris

Barcelona, Barcelona, Spain

Parc Sanitari Sant Joan de Déu (PSSJD)

Sant Boi de Llobregat, Barcelona, Spain

Hospital Universitario Miguel Servet

Zaragoza, Zaragoza, Spain