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The Activity Intervention for Chemobrain (TACTIC)

This study has been completed.
Sponsor:
Collaborator:
Lance Armstrong Foundation
Information provided by (Responsible Party):
Vanderbilt University Medical Center
ClinicalTrials.gov Identifier:
NCT00495703
First received: July 2, 2007
Last updated: March 30, 2017
Last verified: March 2017
July 2, 2007
March 30, 2017
February 2006
January 2008   (Final data collection date for primary outcome measure)
Objective measures of cognitive function (a test battery) [ Time Frame: 6-months ]
Same as current
Complete list of historical versions of study NCT00495703 on ClinicalTrials.gov Archive Site
Exploratory analyses of psychological status, cardiorespiratory fitness, and inflammatory markers in blood. [ Time Frame: 6-months ]
Same as current
Not Provided
Not Provided
 
The Activity Intervention for Chemobrain
Exercise Intervention for Chemotherapy-Related Cognitive Dysfunction
Cognitive dysfunction following chemotherapy is an adverse treatment effect that impacts the quality of life for many cancer survivors receiving this adjuvant therapy. A strong body of evidence now indicates that that the initiation of a regular exercise program, at levels that are readily achievable by most adults (3-5 d/wk, 30-45 min/session), can improve cognitive function. Importantly, the domains of cognitive function that are enhanced by exercise participation are the same domains that are negatively affected by chemotherapy. Accordingly, we propose a 2 year research program that seeks to develop and test a safe, simple, and effective exercise intervention to optimize cognitive function following chemotherapy. To begin this research, we will: 1) conduct a randomized exercise intervention trial among cancer survivors that report persistent cognitive problems following chemotherapy (n=60), 2) explore possible mediators and moderators of the intervention on cognition in order to begin to understand how the intervention may work and for whom it may be most effective, and 3), conduct a cross-sectional study comparing cancer survivors enrolled in the trial (n=60) and matched controls (n=40) to evaluate the cognitive status among survivors in the intervention. We hypothesize that six-months of regular exercise will enhance cognitive function among cancer survivors, and that cancer survivors reporting cognitive dysfunction will have lower objectively measured cognitive performance than adults who have not received chemotherapy. To our knowledge this study would be the first to examine the influence of regular exercise participation on cognitive function among cancer survivors that experienced cognitive difficulties following chemotherapy.
A substantial number of cancer survivors who receive chemotherapy report mild to moderate cognitive impairment following treatment. These impairments have been reported across a range of cancer types and chemotherapy agents. Adjuvant treatment has been reported to affect multiple cognitive domains, but three domains appear to be most strongly affected (i.e., executive functioning, declarative memory, motor function). Exercise participation, at levels that are readily achievable by most adults (3-5 d/wk, 30-45 min/d), preserves and enhances cognitive function. Importantly, domains that are enhanced by exercise overlap substantially with the domains adversely affected by chemotherapy. Accordingly, we propose a 2 year research program that seeks to develop and test a safe, simple, and effective exercise intervention to optimize cognitive function following chemotherapy. To begin this research, we will: 1) conduct a randomized exercise intervention trial among cancer survivors that report persistent cognitive problems following chemotherapy (exercise, n=30 vs. standard of care, n=30); 2) explore possible mediators and moderators of the intervention effect on cognition; and 3), conduct a cross-sectional study comparing cancer survivors enrolled in the trial (n=60) and matched controls (n=40) to evaluate the cognitive status among survivors in the intervention. We will employ a proven home-based exercise intervention and state of the art cognitive testing of relevant cognitive domains (e.g., Randt Memory Test, Trail Making B, Stroop task, T ask switching, Response compatibility) that we have used in preliminary studies. We hypothesize that six-months of regular exercise will enhance cognitive function among cancer survivors, and that cancer survivors reporting cognitive dysfunction will have lower objectively measured cognitive performance than adults who have not received chemotherapy. To our knowledge this study would be the first to examine the influence of regular exercise participation on cognitive function among cancer survivors that experienced cognitive difficulties following chemotherapy. Completion of this project will provide our research team with the necessary experience and intervention effectiveness information that will be used to conduct future more definitive trials.
Interventional
Phase 2
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: No masking
Primary Purpose: Supportive Care
  • Cancer
  • Chemotherapy
  • Cognitive Impairment
  • Behavioral: Exercise
    6-months of regular aerobic exercise
  • Behavioral: Usual Care
    6-months of behavioral strategies to aid memory/cognition
  • Experimental: 1
    Exercise
    Intervention: Behavioral: Exercise
  • Active Comparator: 2
    Usual Care
    Intervention: Behavioral: Usual Care
Not Provided

*   Includes publications given by the data provider as well as publications identified by ClinicalTrials.gov Identifier (NCT Number) in Medline.
 
Completed
64
January 2008
January 2008   (Final data collection date for primary outcome measure)

Inclusion Criteria:

- Non-metastatic cancer and received at least 4 cycles of chemotherapy, and report the onset of persistent cognitive difficulties following treatment Age 18+ yrs

Exclusion Criteria:

  1. Have no prior diagnosis of cancer of the central nervous system,
  2. Not have engaged in regular exercise in the past year (i.e., 5+ days/wk, 20+ min/d, 3+ months),
  3. No cardiovascular disease or orthopedic problems that could be worsened by exercise as reported on the Physical Activity Readiness Questionnaire
  4. No major systemic diseases (e.g., liver, kidney or adrenal diseases).
Sexes Eligible for Study: All
18 Years and older   (Adult, Senior)
Yes
Contact information is only displayed when the study is recruiting subjects
United States
 
 
NCT00495703
tactic
No
Not Provided
Not Provided
Vanderbilt University Medical Center
Vanderbilt University Medical Center
Lance Armstrong Foundation
Principal Investigator: Charles E. Matthews, PhD Vanderbilt University Medical Center
Vanderbilt University Medical Center
March 2017

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP