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Related Experiment Video

Updated: Jul 11, 2025

Simultaneous Application of Transcranial Direct Current Stimulation during Virtual Reality Exposure

Simultaneous Application of Transcranial Direct Current Stimulation during Virtual Reality Exposure

Published on: January 18, 2021

An 8-week compassion and mindfulness-based exposure therapy program improves posttraumatic stress symptoms.

Auretta Sonia Kummar¹, Helen Correia^1,2, Jane Tan¹

¹School of Psychology, College of Health & Education, Murdoch University, Perth, Western Australia, Australia.

Clinical Psychology & Psychotherapy

|November 10, 2023

Summary

Compassion-oriented and Mindfulness-based Exposure Therapy (CoMET) significantly reduced posttraumatic stress symptoms (PTSS) and emotion dysregulation. This 8-week intervention improved mindfulness, self-compassion, and quality of life in participants.

Keywords:

clinical intervention compassion electroencephalogram (EEG)emotion regulation mindfulness posttraumatic stress symptoms

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Area of Science:

Psychology
Neuroscience
Clinical Psychology

Background:

Posttraumatic stress symptoms (PTSS) can persist and be debilitating, with emotion dysregulation potentially contributing to residual symptoms.
Mindfulness and compassion practices are linked to emotion regulation, but their specific impact on individuals with PTSS is not well understood.

Purpose of the Study:

To explore the effectiveness of an 8-week Compassion-oriented and Mindfulness-based Exposure Therapy (CoMET) for individuals experiencing PTSS.
To investigate CoMET's influence on emotion regulation, mindfulness, self-compassion, and quality of life in a PTSS cohort.

Main Methods:

A waitlist control design was employed with 28 participants (17 CoMET, 11 waitlist).
Participants underwent an 8-week CoMET intervention.
Electroencephalogram (EEG)-based brain network connectivity analysis was used to assess changes in functional connectivity.

Main Results:

CoMET significantly decreased PTSS severity, emotion dysregulation, and experiential avoidance.
Participants showed significant increases in mindfulness, self-compassion, and quality of life post-intervention.
EEG analysis revealed increased alpha-band connectivity in emotion-regulating brain networks, including the amygdala, following CoMET.

Conclusions:

CoMET demonstrates promising outcomes for alleviating PTSS symptoms.
The intervention appears to enhance emotion regulation capabilities in individuals with PTSS.
CoMET effectively improves psychological well-being and brain function related to emotional processing.