Comparison of Brief Exposure-Based Treatment and Traditional Cognitive Processing Therapy for PTSD

Introduction to PTSD Treatment

Therapy for post-traumatic stress disorder (PTSD) has evolved significantly since the disorder was first formally recognized. While cognitive processing therapy (CPT) has been the predominant treatment approach, researchers based in Boston, Massachusetts, are exploring a new method that employs a more concentrated form of narrative therapy.

Understanding Written Exposure Therapy (WET)

Written exposure therapy (WET) is a trauma-focused intervention designed for individuals with PTSD. It involves participants recounting their traumatic experiences through guided writing exercises.

Structure of WET Therapy

The WET program consists of five sessions, during which participants write about their experiences for 30 uninterrupted minutes after receiving brief education on psychiatric trauma. Following each session, therapists offer feedback to ensure adherence to the writing protocol.

Study Overview

A recent study published in JAMA Psychiatry aimed to compare the effectiveness of WET to cognitive processing therapy (CPT), which typically involves more extended sessions and requires higher levels of clinician supervision. The study included 126 adults (60 women and 66 men) with an average age of 44 years. Participants were selected based on their PTSD diagnosis and had to be on a stable medication regimen for at least four weeks. Clinical trials were conducted between February 28, 2013, and November 6, 2016, at a Veteran Affairs facility, where subjects were randomly assigned to receive either WET or CPT.

Effectiveness of WET Compared to CPT

Despite the shorter duration of the WET sessions (6 weeks compared to 12 weeks for CPT), the findings indicated that written exposure therapy was an effective method for PTSD recovery, showing results comparable to those of cognitive processing therapy. Additionally, the study noted significantly fewer dropouts in the WET group versus the CPT group during a follow-up assessment at 24 weeks. However, this difference did not persist at the subsequent 36-week assessment.

Limitations and Future Implications

The study included a diverse range of trauma experiences among participants, rather than focusing on a single traumatic event, which may limit the interpretation of the results. Nevertheless, researchers believe that with appropriate modifications, WET could potentially serve as a more tolerable approach to PTSD recovery in the future. This study underscores that both written exposure therapy and cognitive processing therapy are effective treatments for PTSD.

Conclusion

In conclusion, the research highlights the promising potential of written exposure therapy as a viable alternative to traditional cognitive processing therapy for individuals dealing with PTSD.

References

Sloan, D.M., Marx, B.P., Lee, D.J., Resick, P.A. (2018). A Brief Exposure-Based Treatment vs Cognitive Processing Therapy for Posttraumatic Stress Disorder: A Randomized Noninferiority Clinical Trial. JAMA Psychiatry. Retrieved from https://jamanetwork.com/journals/jamapsychiatry/article-abstract/2669771?redirect=true