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Childhood trauma and subclinical PTSD symptoms predict adverse effects and worse outcomes across two mindfulness-based programs for active depression.

Nicholas K. Canby, Elizabeth A Cosby, Roman Palitsky, Deanna M Kaplan, Josie R Lee, Golnoosh Mahdavi, Adrian A Lopez, Roberta E Goldman, Kristina Eichel, Jared R. Lindahl, Willoughby B. Britton

PLoS One 2025 DOI: 10.1371/journal.pone.0318499 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Secondary analysis of two clinical trials Peer reviewed
Sample size 156
Population Adults with active depression participating in mindfulness-based programs
Intervention mindfulness-based programs
Topics Depression Meditation PTSD
Citations 10
Key findings Childhood trauma, especially sexual abuse, and PTSD symptoms predict worse depression outcomes and more meditation-related adverse effects in mindfulness-based programs.

Abstract

Within mindfulness-based programs (MBPs), mixed results have been found for the role of childhood trauma as a moderator of depression outcomes. Furthermore, childhood trauma and PTSD symptoms have been identified as possible risk factors for the occurrence of meditation-related adverse effects (MRAE). The present research examined multiple forms of childhood trauma and PTSD symptoms as predictors of depression treatment outcomes and MRAEs. Various forms of childhood trauma (e.g., abuse and neglect) were examined as predictors of depression treatment outcomes and participant attrition using secondary analyses of two MBP clinical trials (N = 52 and 104, respectively). Study 2 also examined meditation-related side effects (MRSE) and MRAE as outcomes and current subclinical and past PTSD symptoms as predictors. Childhood trauma led to worse depression outcomes across both study 1 and study 2, such that total childhood trauma and childhood sexual abuse were significant predictors across both studies. Childhood sexual abuse predicted attrition in study 2. Finally, multiple forms of childhood trauma and PTSD symptoms predicted MRSE, while total childhood trauma, childhood emotional abuse, and subclinical PTSD symptoms predicted lasting MRAE. Childhood trauma and PTSD symptoms may lead to worse outcomes and a greater occurrence of adverse effects within MBPs for active depression. These results call for further trauma-sensitive modifications, safety monitoring, participant screening, and provider education when implementing these programs.

Comparable studies

Other non-randomized and open-label trials on PTSD, most cited first.

Study Year Design Participants
Durability of improvement in post-traumatic stress disorder symptoms and absence of harmful effects or drug dependency after 3,4-methylenedioxymethamphetamine-assisted psychotherapy: a prospective long-term follow-up study. Adults with chronic, treatment-resistant PTSD 2013 Long-term follow-up of a completed trial n = 19
Loving‐Kindness Meditation for Posttraumatic Stress Disorder: A Pilot Study Veterans with posttraumatic stress disorder (PTSD) 2013 Open pilot trial
Effects of Transcendental Meditation in Veterans of Operation Enduring Freedom and Operation Iraqi Freedom With Posttraumatic Stress Disorder: A Pilot Study Veterans from Operation Enduring Freedom or Operation Iraqi Freedom with combat-related... 2011 Uncontrolled pilot study n = 5
MDMA-facilitated cognitive-behavioural conjoint therapy for posttraumatic stress disorder: an uncontrolled trial. Couples in which one partner was diagnosed with PTSD 2020 Pilot study n = 6
Culturally informed research design issues in a study for MDMA-assisted psychotherapy for posttraumatic stress disorder People of color with posttraumatic stress disorder 2019 Phase 2 open-label multisite study

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