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Individual PE vs Couples' CBT for Combat-Related Posttraumatic Stress Disorder

Individual Prolonged Exposure (PE) Versus Couples' Cognitive-Behavioral Therapy for Combat-Related Posttraumatic Stress Disorder (PTSD)

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02336971
Enrollment
64
Registered
2015-01-13
Start date
2011-11-30
Completion date
2016-08-31
Last updated
2016-10-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Marital Relationship, PTSD

Brief summary

This study seeks to enroll 76 couples in which one of the members is a combat-veteran with PTSD. Each couple will be randomized into one of two cognitive-behavioral therapies developed specifically as a treatment for PTSD-either Prolonged Exposure (PE) \[1-4\] or Cognitive-Behavioral Couples Therapy (CBCT) \[5-7\]. Whereas, PE was developed as a one-on-one therapy that focuses on treating the individual, CBCT for PTSD incorporates the partners into therapy and seeks to directly address relationship functioning while treating the PTSD symptomatology. Both partners in each couple will complete a battery of several assessments measuring various aspects of psychological distress (e.g., depression, PTSD) and relationship functioning at five time-points throughout the study. But, only the partners assigned to the CBCT group will be involved in the actual therapy sessions. Analysis will be carried out to identify whether any significant differences exist between PE and CBCT in treating PTSD and improving relationship functioning.

Detailed description

The purpose of the proposed study is to examine the effects of Cognitive-Behavioral treatments for PTSD on PTSD symptoms and relationship functioning in active duty military personnel who have recently returned from combat deployment to Operation Enduring Freedom (OEF), Operation Iraqi Freedom (OIF), or Operation New Dawn (OND) and their partners. Research indicates that PTSD is associated with high levels of relationship distress \[8-12\]. We will compare a treatment specifically designed to incorporate partners, Cognitive-Behavioral Couples Therapy (CBCT), with an established therapy that focuses on treatment of the individual, Prolonged Exposure (PE). CBCT includes techniques designed both to promote support for the traumatized individual and reduce relationship distress; whereas, PE focuses solely on PTSD symptoms and treats only the patient with PTSD. Therefore, we expect to see greater improvement in intimate relationship functioning with CBCT than with PE, while remaining equally effective in reducing PTSD symptomatology. Our specific hypotheses are as follows: 1. Cognitive-Behavioral Couples Therapy (CBCT) and Prolonged Exposure (PE) will be equally effective in reducing PTSD symptoms in a sample of OEF/OIF/OND Veterans, as measured by the Clinician-Administered PTSD Scale for DSM-5 (CAPS-5) and the PTSD Checklist - Stressor Specific Version (PCL-S). 2. CBCT for PTSD will be more effective than PE in improving relationship distress in a sample of OEF/OIF/OND Veterans and their partners, as measured by the Couples Satisfaction Index. 3. CBCT for PTSD will have significantly greater impact than PE on measures of relationship functioning (e.g., intimacy, conflict, aggression) in a sample of OEF/OIF/OND Veterans and their partners.

Interventions

BEHAVIORALCBCT for PTSD

CBCT consists of three phases of treatment: Phase 1: treatment orientation and education about PTSD and its related intimate relationship problems Phase 2: behavioral communication skills training Phase 3: cognitive interventions based on Cognitive Processing Therapy (CPT)

BEHAVIORALProlonged Exposure

PE consists of: psychoeducation and some limited distress management training, but emphasizes the role of imaginal and in vivo exposure in treating PTSD.

Sponsors

Toronto Metropolitan University
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
SINGLE (Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* • Married or cohabitating couples who have been together the past 3 months in which one partner is an OEF/OIF/OND veteran with PTSD. Diagnosis of PTSD will be determined by the Clinician-Administered PTSD Scale for DSM-5 (CAPS-5). The veteran with PTSD must have experienced a Criterion A event that is a specific combat-related event or high magnitude operational experience that occurred during a military deployment in support of OIF/OEF/OND. The diagnosis of PTSD may be indexed to that event or to another Criterion A event. * Both individuals must be willing to make a commitment to treatment as prescribed by their randomization in this study. * Speak and read English. * Be stable for at least 6 weeks on any psychotropic medications either partner may be taking. This criterion is established in order to minimize the likelihood that significant outcome effects may be attributed to changes in psychotropic medications rather than to the treatment protocol.

Exclusion criteria

* • Evidence or admission of severe intimate aggression as indicated by a yes endorsement to the one-question screen for severe violence items by either member of the couple occurring within the past 6-months. * Partner with PTSD symptoms on the Life Events Checklist (LEC), Deployment Risk and Resilience Inventory (DRRI) subscales (if active duty and is a Veteran of deployment), and PTSD CheckList - Stressor Specific (PCL-S) warranting primary treatment for him or herself. * Recent initiation of other treatment (i.e., drug/alcohol treatment) or an identified immediate need for other treatment (i.e., severe suicide risk, current alcohol dependence). * Current suicidal ideation severe enough to warrant immediate attention (as determined by the Scale for Suicidal Ideation) * Alcohol dependence as assessed using the Alcohol Use Disorders Identification Test (AUDIT). * Any severe cognitive impairment that precludes retention of session content across sessions or an ongoing psychotic or bipolar disorder.

Design outcomes

Primary

MeasureTime frame
PTSD symptoms, as measured by the CAPS and PCLPost-treatment (approximately 12 weeks)

Secondary

MeasureTime frame
PTSD symptoms, as measured by the CAPS and PCL3, 6 and 12 month follow-ups
Relationship outcomes, as measured by the Couples Satisfaction IndexPost-treatment (approximately 12 weeks), 3, 6 and 12 month follow-ups

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026