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Post-Traumatic Stress DisorderPhase 2NCT01626131

Exercise: A Novel Treatment for Combat Post Traumatic Stress Disorder

A Phase 2 study testing exercise training and Stretching training in people with Post-Traumatic Stress Disorder, run by INTRuST, Post-Traumatic Stress Disorder - Traumatic Brain Injury Clinical Consortium at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The primary objective of this pilot intervention study is to examine the efficacy of exercise for reducing the symptoms of posttraumatic stress disorder (PTSD) and other psychiatric and somatic symptoms. The sample will be composed of veterans aged 18-65 with combat-related PTSD (N = 40). Read more about this study

Who is it for?
Ages 18 to 65 years
Conditions the study is for
Post-Traumatic Stress Disorder
What is being tested?
exercise training and Stretching training
Could I receive a placebo?
No, everyone receives an active treatment
How many people
11 participants
Where
1 siteUnited States
Study dates
Oct 2011to Jan 2013
Phase
Phase 2
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 to 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Ages 18-65yr
  • Diagnosis of PTSD
  • CAPS >30
  • Reported combat exposure per the Deployment Risk and Resilience Inventory (DRRI)
  • Sedentary lifestyle (planned activity for purpose of health < 2 days/wk)
  • Capability of giving informed consent

Who cannot join

  • Abuse of alcohol or drugs
  • Homelessness
  • Significant cognitive impairment (e.g., MMSE score of ≤ 26) that would hinder ability to understand the protocol
  • Signs or symptoms of cardiovascular, metabolic or pulmonary disease that would preclude participating in the exercise, including uncontrolled hypertension (> 159/99 mm Hg)
  • Usage of beta blockers, which could influence the heart rate response to exercise
  • Any physical or mental health condition that would contraindicate participation in the study (e.g., musculoskeletal, orthopedic, and/or neuromuscular disorders)
Show all 12Show fewer
  • High suicidality
  • Below cutoff on either STAI (<30) or PCL-M (<40)
  • Pregnancy or plans to become pregnant in the next 4 months
  • Excessive levels of physical activity assessed via interview and pedometer recording
  • Current treatment for PTSD (drug or counseling) for a duration of less than eight weeks
  • Clinically judged to be unsuitable for participation by the research physician

Trial locations and contacts

1 site in 1 country.

United States1 site
  • 921 Assembly Street, 3rd Floor, Public Health Research Center, University of South Carolina

    Columbia, South Carolina, 29208

Other trials in United States

About this study

Official title: Exercise: A Novel Treatment for Combat PTSD

The primary objective of this pilot intervention study is to examine the efficacy of exercise for reducing the symptoms of posttraumatic stress disorder (PTSD) and other psychiatric and somatic symptoms. The sample will be composed of veterans aged 18-65 with combat-related PTSD (N = 40). Participants will be randomly assigned to one of two groups. Participants in the exercise training group (n = 20) will receive three 60-75 minute sessions per week of combination aerobic and resistance training for eight weeks. In the control stretching group, participants (n = 20) will receive training in whole-body flexibility three times per week for eight weeks. Secondary objectives include 1) determining feasibility of the intervention (as measured by the percentage of prescribed days of exercise completed by each participant, and percentage of time exercising completed at the prescribed intensity and duration); 2) determining the influence of exercise training on aerobic fitness and strength in the sample; and 3) determining whether psychiatric/somatic symptom improvements are associated with improvements in fitness and strength. Finally, exploratory objectives will include examining whether exercise training can improve early signs of heart disease, and whether certain biomarkers (using MRI and fMRI data and inflammatory markers) are associated with treatment response.

Being tested
exercise training, Stretching training
Keywords
combat disorders, exercise therapy
Medical subject headings
Stress Disorders, Post-Traumatic, Combat Disorders

What participants receive

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

  • exercise trainingBehavioural

    Participants will engage in 3 aerobic and resistance exercise sessions (~60-75 min total per session) weekly for 8 consecutive weeks.

    Aerobic exercise will be performed for 30 minutes on a treadmill 3 times weekly. Before beginning, 10 min of stretches will be performed. Each exercise bout will begin and end with a 5-min warm-up and 5-min cool-down on the treadmill, not included in the prescribed exercise duration.

    Eight resistance exercises will be performed immediately following the aerobic exercise: lat pulldown, triceps pushdown, seated chest press, upright row, bicep curls, leg press, shoulder press, and abdominal crunches. Participants will perform two sets of 10 repetitions of each. A rest interval of 60 seconds will be taken between exercises. Research staff will initially assist the participants in choosing the proper resistance to use, and weight will be increased once 15 repetitions can be performed while maintaining proper form.

  • Stretching trainingBehavioural

    Participants will engage in stretching sessions that will focus on whole-body flexibility. Participants will perform 3 sessions per week (~60 min) of 3 sets of 14 stretches focused on the muscle groups targeted by the exercise training (i.e., deltoids, pectorals, lats, forearms and biceps, triceps, quadriceps, hamstrings, and groins). Each stretch will be performed for 20 seconds and a rest interval of 60 seconds will be taken between each set.

Study groups in NCT01626131
Study groupRoleWhat they receive
Exercise treatmentExperimentalAerobic and resistance training
Receives: Behavioral: exercise training
Stretching treatmentExperimentalNot described
Receives: Behavioral: Stretching training

What is being measured

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

  1. Efficacy as measured by a reduction in symptoms of posttraumatic stress disorder.

    Efficacy will be determined by a reduction in posttraumatic stress disorder symptoms as measured by the Clinician-Administered PTSD Scale-2 (CAPS-2).

    Measured: from pre- to post-treatment during 8-week intervention.

Secondary outcomes (2)
  1. Feasibility as measured by adherence to the intervention.

    Feasibility will be determined by adherence to the intervention as measured by participation ≥ 2 times per week at the prescribed intensity for ≥ 80% of the exercise bouts.

    Measured: during the 8-week intervention

  2. Efficacy as measured by improvements in strength and fitness.

    Efficacy will be determined by improvements in strength and fitness. Fitness will be measured as graded maximal treadmill VO2max test performance.

    Measured: from pre- to post-treatment during 8-week intervention.

Timeline

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

  1. First posted22 Jun 2012 (estimated)
  2. Study startOct 2011
  3. Primary completionJan 2013
  4. Study completionJan 2013

Why it stopped: The funding agency, DoD, determined that the study could not meet its enrollment numbers by the end of the grant.

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 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Who is masked
Participant
Enrolment
11 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01626131
Sponsor's protocol ID
INTRuST-Exercise
Status last verified
Apr 2013
First submitted
20 Jun 2012
Last updated
26 Apr 2013
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing exercise training and Stretching training in people with Post-Traumatic Stress Disorder, run by INTRuST, Post-Traumatic Stress Disorder - Traumatic Brain Injury Clinical Consortium 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 6 inclusion and 12 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: stopped early, as of the sponsor's last update on 26 Apr 2013. 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.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was stopped early (reason given: The funding agency, DoD, determined that the study could not meet its enrollment numbers by the end of the grant.). Results are not available in the source record.

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?

Efficacy as measured by a reduction in symptoms of posttraumatic stress disorder. (time frame: from pre- to post-treatment during 8-week intervention.). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 26 Apr 2013.

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