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Adding physical activity to intensive trauma-focused treatment for post-traumatic stress disorder: results of a randomized controlled trial

  • Eline M. Voorendonk*
  • , Sarita A. Sanches
  • , Marieke S. Tollenaar
  • , Elisabeth A. Hoogendoorn
  • , Ad de Jongh
  • , Agnes van Minnen
  • *Corresponding author for this work

Research output: Contribution to JournalArticleAcademicpeer-review

Abstract

Introduction: This randomized controlled trial examined the effectiveness of physical activity added to an intensive trauma-focused treatment (TFT) for post-traumatic stress disorder (PTSD) in comparison to adding non-physical control activities. Methods: A total of 119 patients with PTSD were randomly assigned to a physical activity condition (PA; n = 59) or a non-physical activity control condition (nPA; n = 60). The 8-day intensive TFT programme consisted of daily prolonged exposure, EMDR therapy, and psychoeducation, which was complemented with physical activities versus controlled mixtures of guided (creative) tasks. As a primary outcome, the change in clinician and self-reported PTSD symptoms from pre-to post-treatment and at 6 months follow-up were measured. Results: Intent-to-treat linear mixed-effects models showed no significant differences between the PA and nPA conditions on change in PTSD severity. Clinician and self-reported PTSD symptoms significantly decreased for both conditions, with large effect sizes (e.g., CAPS-5 dpre-post = 2.28). At post-treatment, 80.0% in the PA, and 82.7% in the nPA condition no longer met the diagnostic criteria for PTSD. Regarding the loss of Complex PTSD diagnoses this was 92.5% and 95.0%, respectively. Conclusion: Either with additional physical or non-physical activities, intensive TFT is very effective for the treatment of (Complex) PTSD, as reflected by large effect sizes and loss of diagnostic status in both groups. Clinical trial registration: Trialregister.nl Identifier: Trial NL9120.

Original languageEnglish
Article number1215250
Pages (from-to)1-11
Number of pages11
JournalFrontiers in Psychology
Volume14
DOIs
Publication statusPublished - 20 Jul 2023

Bibliographical note

Funding Information:
The authors would like to thank all the patients who agreed to participate in the study and all the PSYTREC colleagues who helped to screen and recruit participants, delivered the interventions and implemented the adjusted protocol; special thanks to Maaike Cortjens, Lucas Haagen, Yme Leplaa, Annelies Slijpen, Marleen Janssen, Marleen van Kooten, Eric Grotenboer, and Anne Rehmann-de Roo. The authors thank the research staff who helped in the data collection; Mette Bosma, Maarten Kant, Marissa Steenbergen, Zoë Dieckmann, Lisa van Tiel, Fleur Vrijlandt, Charlotte van Wilpen, Johanna Gillessen, Max Matuschek, Emma Rijk, Dewi Jager, and Lucas Bouwman. The authors would also like to thank Linda Rozendaal and Julian Kievit for their assistance with the data management. Finally, the authors thank Frances Klaff for her help with editing the final version of the manuscript.

Funding Information:
This work was supported in part by the EMDR Research Foundation, Vereniging EMDR Nederland (VEN), for the acquisition of heart rate monitors and materials. The EMDR Research Foundation had no role in any part of the study (design, data collection, management, analysis, interpretation, review).

Publisher Copyright:
Copyright © 2023 Voorendonk, Sanches, Tollenaar, Hoogendoorn, de Jongh and van Minnen.

Funding

The authors would like to thank all the patients who agreed to participate in the study and all the PSYTREC colleagues who helped to screen and recruit participants, delivered the interventions and implemented the adjusted protocol; special thanks to Maaike Cortjens, Lucas Haagen, Yme Leplaa, Annelies Slijpen, Marleen Janssen, Marleen van Kooten, Eric Grotenboer, and Anne Rehmann-de Roo. The authors thank the research staff who helped in the data collection; Mette Bosma, Maarten Kant, Marissa Steenbergen, Zoë Dieckmann, Lisa van Tiel, Fleur Vrijlandt, Charlotte van Wilpen, Johanna Gillessen, Max Matuschek, Emma Rijk, Dewi Jager, and Lucas Bouwman. The authors would also like to thank Linda Rozendaal and Julian Kievit for their assistance with the data management. Finally, the authors thank Frances Klaff for her help with editing the final version of the manuscript. This work was supported in part by the EMDR Research Foundation, Vereniging EMDR Nederland (VEN), for the acquisition of heart rate monitors and materials. The EMDR Research Foundation had no role in any part of the study (design, data collection, management, analysis, interpretation, review).

Keywords

  • clinician-administered PTSD scale
  • intensive trauma-focused therapy
  • physical activity
  • post-traumatic stress disorder
  • PTSD checklist for DSM-5
  • randomized controlled trial

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