Behavioral Activation + Cognitive Processing Therapy for PTSD and Comorbid MDD

NCT ID: NCT02874131

Last Updated: 2024-11-15

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

100 participants

Study Classification

INTERVENTIONAL

Study Start Date

2015-10-20

Study Completion Date

2022-03-18

Brief Summary

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This study is a randomized controlled trial comparing an integrated treatment, Behavioral Activation + Cognitive Processing Therapy (BA + CPT), to CPT alone among active-duty service members with posttraumatic stress disorder (PTSD) and comorbid major depressive disorder (MDD). Participants will complete assessor-administered and self-report measures at pre- and post-treatment assessments, as well as a 3-month follow-up. Additionally, participants will complete self-report measures of PTSD and MDD symptoms at each therapy session.

Detailed Description

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Major depressive disorder (MDD) is the psychological condition most commonly comorbid with posttraumatic stress disorder (PTSD). PTSD and MDD comorbidity is associated with greater symptom severity, lower levels of functioning, greater disability, and increased suicide potential relative to PTSD or MDD alone. Unfortunately, no psychological treatment intervention specifically addresses this comorbidity. Individuals with comorbid PTSD and MDD often receive evidence-based treatments for PTSD, such as cognitive processing therapy (CPT); although such treatments typically reduce both PTSD and depression symptoms, few studies have specifically examined these outcomes in individuals with PTSD and comorbid MDD. The primary goal of this randomized controlled trial is to evaluate whether greater improvement in depression symptoms can be achieved by augmenting CPT with behavioral activation (BA), a standard depression treatment, for active-duty service members with PTSD and comorbid MDD. Participants will be evaluated at three assessment time-points (pre-treatment, post-treatment, and three-month follow-up), as well as complete self-report measures of PTSD and MDD symptoms at each therapy session.

Conditions

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Posttraumatic Stress Disorder Major Depressive Disorder

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Outcome Assessors

Study Groups

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Behavioral Activation + CPT

Behavioral Activation, an evidence-based treatment for depression, is combined with Cognitive Processing Therapy (CPT), an evidence-based treatment for PTSD, to address symptoms of PTSD and comorbid MDD.

Group Type EXPERIMENTAL

Behavioral Activation

Intervention Type BEHAVIORAL

Behavioral activation

Cognitive Processing Therapy

Intervention Type BEHAVIORAL

Cognitive processing therapy

Cognitive Processing Therapy

CPT is an evidence-based treatment for PTSD that has also been shown to reduce depression symptoms.

Group Type ACTIVE_COMPARATOR

Cognitive Processing Therapy

Intervention Type BEHAVIORAL

Cognitive processing therapy

Interventions

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Behavioral Activation

Behavioral activation

Intervention Type BEHAVIORAL

Cognitive Processing Therapy

Cognitive processing therapy

Intervention Type BEHAVIORAL

Other Intervention Names

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BA CPT

Eligibility Criteria

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Inclusion Criteria

* Active-duty service member seeking mental health treatment at Naval Medical Center San Diego (NMCSD), branch clinics, or Naval Hospital Camp Pendleton (NHCP)
* Meet current diagnostic criteria for PTSD based on the DSM-5 as a consequence of any index traumatic event (e.g., combat, military sexual trauma, child abuse, accidents, etc.)
* Meet current diagnostic criteria for MDD based on DSM-5 criteria.

Exclusion Criteria

* Unmanaged psychosis or manic episode in the past year
* Substance use disorder warranting primary substance use treatment or detoxification
* Participation in concurrent psychotherapies directly targeting PTSD
* Participation in concurrent psychotherapies directly targeting depression
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Naval Health Research Center

FED

Sponsor Role collaborator

United States Naval Medical Center, San Diego

FED

Sponsor Role lead

Responsible Party

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Kristen Walter

Clinical Research Psychologist

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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William M. Hunt, Ph.D.

Role: PRINCIPAL_INVESTIGATOR

United States Naval Medical Center, San Diego

Locations

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Naval Medical Center San Diego

San Diego, California, United States

Site Status

Countries

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United States

References

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Walter KH, Glassman LH, Michael Hunt W, Otis NP, Thomsen CJ. Evaluation of an integrated treatment for active duty service members with comorbid posttraumatic stress disorder and major depressive disorder: Study protocol for a randomized controlled trial. Contemp Clin Trials. 2018 Jan;64:152-160. doi: 10.1016/j.cct.2017.10.010. Epub 2017 Nov 7.

Reference Type BACKGROUND
PMID: 29107036 (View on PubMed)

Walter KH, Hunt WM, Otis NP, Kline AC, Miggantz EL, Thomsen CJ, Glassman LH. Comparison of behavioral activation-enhanced cognitive processing therapy and cognitive processing therapy among U.S. service members: A randomized clinical trial. Psychiatry Res. 2023 Aug;326:115330. doi: 10.1016/j.psychres.2023.115330. Epub 2023 Jul 4.

Reference Type RESULT
PMID: 37418778 (View on PubMed)

Kline AC, Otis NP, Norman SB, Hunt WM, Walter KH. Dropout in a clinical trial for comorbid PTSD and MDD among US service members: Are pretreatment characteristics predictive? Psychother Res. 2025 Apr;35(4):614-626. doi: 10.1080/10503307.2024.2325519. Epub 2024 Mar 18.

Reference Type RESULT
PMID: 38497740 (View on PubMed)

Otis NP, Kline AC, Glassman LH, Michael Hunt W, Walter KH. Sudden gains in cognitive processing therapy with and without behavioral activation among service members with comorbid PTSD and MDD. Behav Res Ther. 2025 Jul;190:104753. doi: 10.1016/j.brat.2025.104753. Epub 2025 Apr 22.

Reference Type DERIVED
PMID: 40288269 (View on PubMed)

Other Identifiers

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NMCSD.2015.0039

Identifier Type: -

Identifier Source: org_study_id

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