Social Contextual Influences on Physical Activity

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT01195337
Recruitment Status : Active, not recruiting
First Posted : September 6, 2010
Last Update Posted : February 21, 2018
National Cancer Institute (NCI)
Information provided by (Responsible Party):
M.D. Anderson Cancer Center

Brief Summary:
The goal of this study is to learn why some black and Latino men and women choose not to exercise very often. Researchers also want to learn more about any social and environmental factors that may affect the way an exercise program is followed.

Condition or disease Intervention/treatment
Cancer Prevention Harmful Effects Behavioral: PA Prescription Plan Device: Pedometer Behavioral: Newsletters

  Show Detailed Description

Study Type : Observational
Estimated Enrollment : 380 participants
Observational Model: Cohort
Time Perspective: Prospective
Official Title: Social, Contextual, and Environmental Determinants of Physical Activity in Sedentary Minority Adults
Actual Study Start Date : August 2010
Estimated Primary Completion Date : August 2019
Estimated Study Completion Date : August 2020

Resource links provided by the National Library of Medicine

Group/Cohort Intervention/treatment
Study Group
Newsletters, Physical Activity (PA) Prescription Plan, Pedometer
Behavioral: PA Prescription Plan
Exercise program and instructions.
Other Names:
  • Physical Activity
  • Exercise

Device: Pedometer
Step monitor for individual PA progress.

Behavioral: Newsletters
4 Newsletters with topics based on PA progression phases of adoption and maintenance.

Primary Outcome Measures :
  1. Participant Physical Activity Outcome [ Time Frame: 1 year ]
    Physical Activity (PA) outcome measured at four time points post baseline (weeks 8, 26, 39, and 52)

Information from the National Library of Medicine

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Ages Eligible for Study:   25 Years to 60 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes
Sampling Method:   Non-Probability Sample
Study Population
300 black or Latino participants in the greater Houston, Texas area.

Inclusion Criteria:

  1. Black or Latino (self-defined by participant) ages 25-60 years
  2. Currently sedentary, defined as self-reported physical activity of </=90 minutes per week over the past 6 months
  3. Ready and physically able to start being physically active. Determined by asking participant if they intend to start being physically active within the next 30 days.
  4. Have a home address where information can be mailed
  5. Able to read English at a 6th grade level as assessed by the REALM
  6. If uncontrolled hypertension or other physical limitations that might be aggravated by participation in lifestyle moderate-intensity physical activity as determined by PA Readiness Questionnaire (PAR-Q). Participants with BP readings >/=140/90mm Hg, will have to provide a doctors note or medical clearance.
  7. Live within Harris County

Exclusion Criteria:

  1. Pregnant or thinking about becoming pregnant during the study period
  2. Another person in the same household is enrolled in the study
  3. Physical limitation that prevents engaging in PA
  4. MD Anderson employees who work in the Division of Cancer Prevention and Population Sciences

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its identifier (NCT number): NCT01195337

United States, Texas
University of Texas MD Anderson Cancer Center
Houston, Texas, United States, 77030
Sponsors and Collaborators
M.D. Anderson Cancer Center
National Cancer Institute (NCI)
Principal Investigator: Lorna H. McNeill, PHD, MPH M.D. Anderson Cancer Center

Additional Information:
Responsible Party: M.D. Anderson Cancer Center Identifier: NCT01195337     History of Changes
Other Study ID Numbers: 2008-0763
First Posted: September 6, 2010    Key Record Dates
Last Update Posted: February 21, 2018
Last Verified: February 2018

Studies a U.S. FDA-regulated Drug Product: No
Studies a U.S. FDA-regulated Device Product: No

Keywords provided by M.D. Anderson Cancer Center:
Sedentary minority adult
Psychosocial factors
Environmental factors
Physical Activity
Cancer Risk
African Americans