Clinical trial Recruiting at 1 site Interventional Ages 18 to 85

Comparing two therapies for PTSD in military personnel

Official title: A Non-Inferiority Randomized Controlled Clinical Trial Comparing Interpersonal Therapy to Exposure Therapy for PTSD Consequent to Military Sexual Trauma

Run by Weill Medical College of Cornell University · NCT03803332 · Data updated 2026-11-12

This study tests whether two different therapies for PTSD, Exposure Therapy and Interpersonal Psychotherapy, work equally well for military personnel who have experienced Military Sexual Trauma.

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Quick facts

Study typeInterventional
Ages18 Years to 85 Years
SexAll
Enrollment208 (estimated)
SponsorWeill Medical College of Cornell University
Academic / other
Locations1 site (New York, New York)
StatusRecruiting
StartedMarch 9, 2020
Main results expectedMarch 2027
Study endsSeptember 2027
Registry record updatedApril 16, 2026
Trial IDNCT03803332 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are English-speaking military personnel who are survivors of Military Sexual Trauma and have a PTSD diagnosis.

Probably not a fit

Patients with a lifetime or current diagnosis of schizophrenia, bipolar disorder, or those currently participating in other PTSD treatments may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study aims to compare the effectiveness of two therapeutic approaches for treating Posttraumatic Stress Disorder (PTSD) resulting from Military Sexual Trauma (MST): Exposure Therapy (ET) and Interpersonal Psychotherapy (IPT). Participants will include English-speaking military personnel who are survivors of MST and have been diagnosed with PTSD. The study will assess whether IPT and ET yield similar outcomes in alleviating PTSD symptoms, with the ultimate goal of improving treatment options for affected individuals.

Why it matters

Potential benefit: If successful, this study could provide insights into effective PTSD treatments for military personnel, potentially improving their mental health outcomes.

How similar studies have gone: Other studies have explored various therapeutic approaches for PTSD, but this specific comparison of IPT and ET for MST-related PTSD is relatively novel.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* English-speaking
* Military Sexual Trauma (MST) survivors, with MST defined as actual or threatened sexual violence, from Vietnam era to current Operation Iraqi Freedom/Operation Enduring Freedom/Operation New Dawn
* Diagnosed with PTSD consequent to MST, with a minimum CAPS score \> 40
* Medically stable at time of study enrollment (for persons with chronic injuries and that any disability present does not prevent attendance of weekly outpatient therapy sessions)
* Ability to provide informed consent and function at an intellectual level sufficient to allow accurate completion of all assessment instruments
* Stable on psychotropic medication for the prior 60 days

Exclusion Criteria:

* Lifetime or current diagnosis of schizophrenia or other psychotic disorder, bipolar disorder
* Participation in a clinical trial or concurrent evidence-based treatment for MST-related psychiatric conditions or PTSD during the previous 3 months
* Current evidence of significant unstable medical illness or organic brain impairment such that the patient could not attend sessions regularly or complete assessments
* Patients who in the investigator's judgment pose a current homicidal or suicidal risk
* Current or history of substance dependence in the past 90 days.

Where it's running

  • Weill Cornell Medicine
    New York, New York, United States
    Recruiting

Study contacts

  • Principal investigator: JoAnn Difede, PhD — Weill Medical College of Cornell University
  • Study coordinator: Olivia Baryluk, BS
  • Email: olb4002@med.cornell.edu
  • Phone: 212-821-0783

Similar studies

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.