Group Therapy for Posttraumatic Stress Disorder Symptoms Among Veterans With Military Sexual Trauma: A - Summary - MDSpire

Group Therapy for Posttraumatic Stress Disorder Symptoms Among Veterans With Military Sexual Trauma: A

  • By

  • Amanda E. Wood

  • Belle A. Zaccari

  • Travis Y. Hee Wai

  • My N. Crooker

  • Miles S. Evanisko

  • Justin B. Clark

  • Julia B. Sewell

  • ShienPei C. Silverman

  • Sharon J. Dolph

  • Lori S. Katz

  • June 18, 2026

  • 0 min

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Objective:

To evaluate the efficacy of the MST-focused group treatment (Warrior Renew) compared to an active control group for the treatment of PTSD symptoms associated with MST in veterans.

Approach:
    Key Findings:
    • Warrior Renew demonstrated significant improvement in PTSD symptoms, psychiatric symptoms, posttraumatic cognitions, optimism, and self-esteem.
    • The intervention showed medium to large effect sizes (Cohen d = 0.59 to 2.07) for PTSD symptom improvement.
    • Sustained improvements were observed 12 months after baseline measurement in a longitudinal trial.
    • An 8-session condensed version of Warrior Renew also showed efficacy in trials, including one via telehealth.
    Interpretation:

    Warrior Renew is a promising MST-focused group treatment for women veterans, with acceptable safety and significant efficacy in reducing PTSD symptoms.

    Limitations:
    • Warrior Renew has not been evaluated in an RCT with both men and women.
    • The study's recruitment faced challenges, particularly in initial men cohorts.
    Conclusion:

    The study aims to evaluate the efficacy of MST-focused treatments in veterans, addressing a significant gap in PTSD treatment for MST survivors.

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