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Post-Traumatic Stress DisorderNCT00239772

Cognitive Processing Therapy Versus Prolonged Exposure for Treating Women With Post-Traumatic Stress Disorder Brought on by Sexual Assault

A study testing Cognitive Processing Therapy and Prolonged Exposure Therapy in people with Post-Traumatic Stress Disorder, run by University of Missouri, St. Louis at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study will evaluate the effectiveness of cognitive processing therapy versus prolonged exposure therapy in treating women with post-traumatic stress disorder (PTSD) brought on by sexual assault. Read more about this study

Who is it for?
Ages 18 years and older, women only
Conditions the study is for
Post-Traumatic Stress Disorder
What is being tested?
Cognitive Processing Therapy and Prolonged Exposure Therapy
How many people
120 participants
Where
1 siteUnited States
Study dates
May 1994to not given
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • History of at least one incidence of rape
  • Diagnosed with post-traumatic stress disorder

Who cannot join

  • Rape occurred before the age of 13 and was committed by a family member
  • Rape was committed by a spouse who is currently living in the same household
  • Psychosis
  • Mental retardation
  • Current pathology that may complicate symptoms of post-traumatic stress disorder
  • Currently suicidal or parasuicidal
  • Currently addicted to drugs or alcohol
  • Illiterate

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Center for Trauma and Recovery, University of Missouri - St. Louis

    St Louis, Missouri, 63121-4499

Other trials in United States

About this study

Official title: Cognitive Processes in PTSD: Treatment

This study will evaluate the effectiveness of cognitive processing therapy versus prolonged exposure therapy in treating women with post-traumatic stress disorder (PTSD) brought on by sexual assault.

Read the detailed description

PTSD is a psychiatric disorder that can occur following exposure to a traumatic event in which grave physical harm occurred or was threatened. PTSD is marked by clear biological changes as well as psychological symptoms. Many people with PTSD repeatedly relive the trauma in the form of flashback episodes, memories, nightmares, or frightening thoughts. This study will evaluate the effectiveness of cognitive processing therapy (CPT) versus prolonged exposure therapy in treating women with PTSD brought on by sexual assault.

Participants in this single-blind study will be randomly assigned to one of three conditions: CPT, prolonged exposure therapy (PE), or minimal attention (MA). Individuals assigned to receive CPT will attend therapy sessions twice weekly for 6 weeks. Each session will be 1 hour long, except for sessions 4 and 5, which will be 1.5 hours long. CPT will focus on helping each individual to process accurate memories of the traumatic event and to work through any memories that cannot be completely ignored, nor completely integrated back into their thinking. Also included in CPT will be an exposure component, in which participants will be encouraged to recall the traumatic event and experience any emotions connected to it. Participants assigned to receive PE therapy will attend an initial 1-hour therapy session, followed by 4 weeks of additional sessions that will meet twice weekly. Each of these 8 sessions will be 1.5 hours long. PE will entail oral exposure without modification of the participant's cognitions. Participants will discuss their traumatic experiences in detail during each session to aid in emotional processing. All PE sessions will be audio taped. Participants will listen to the tapes of their sessions on their own to further assist with emotional processing. Individuals assigned to receive MA will receive no therapy for the first 6 weeks. At the end of this initial phase, they will be assigned to receive either CPT or PE if they still meet diagnostic criteria for PTSD. Symptoms of PTSD, feelings of guilt and shame, and overall perception of self and surroundings will be assessed at baseline, post-treatment, and at follow-up visits at 3, 6, and 9 months post-treatment.

Being tested
Cognitive Processing Therapy, Prolonged Exposure Therapy
Keywords
Cognitive Therapy, PTSD, Females, Rape, Trauma
Medical subject headings
Stress Disorders, Post-Traumatic, Wounds and Injuries

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Cognitive Processing TherapyBehavioural

  • Prolonged Exposure TherapyBehavioural

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Post-traumatic stress disorder symptoms; measured immediately post-treatment and at 3, 6, and 9 months post-treatment

Secondary outcomes (2)
  1. Feelings of guilt and shame; measured immediately post-treatment and at 3, 6, and 9 months post-treatment

  2. Overall perception of self and surroundings; measured immediately post-treatment and at 3, 6, and 9 months post-treatment

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted17 Oct 2005 (estimated)
  2. Study startMay 1994

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Enrolment
120 participants
IDs, dates and publications
ClinicalTrials.gov ID
NCT00239772
Sponsor's protocol ID
R01MH051509-05
Other IDs
R01MH051509-05, DSIR AT-AS
Status last verified
Jun 2014
First submitted
13 Oct 2005
Last updated
5 Jun 2014
Results posted
No

Publications

  • Resick PA, Nishith P, Weaver TL, Astin MC, Feuer CA. A comparison of cognitive-processing therapy with prolonged exposure and a waiting condition for the treatment of chronic posttraumatic stress disorder in female rape victims. J Consult Clin Psychol. 2002 Aug;70(4):867-79. doi: 10.1037//0022-006x.70.4.867.

    PubMed 12182270

Questions about this trial

What is this clinical trial studying?

A study testing Cognitive Processing Therapy and Prolonged Exposure Therapy in people with Post-Traumatic Stress Disorder, run by University of Missouri, St. Louis at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 5 Jun 2014. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Post-traumatic stress disorder symptoms; measured immediately post-treatment and at 3, 6, and 9 months post-treatment. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00239772, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 5 Jun 2014.

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