Status:

RECRUITING

Tailoring Mobile Health Technology to Reduce Obesity and Improve Cardiovascular Health in Resource-Limited Neighborhood Environments

Lead Sponsor:

National Heart, Lung, and Blood Institute (NHLBI)

Collaborating Sponsors:

George Washington University

Conditions:

Obesity

Eligibility:

FEMALE

21-75 years

Phase:

NA

Brief Summary

Background: Heart disease is a leading cause of death. People can reduce their heart disease risk by exercising more. Mobile health technology may make people more successful at increasing their exer...

Detailed Description

Targeted, effective behavioral interventions are critically needed to ameliorate the disproportionate prevalence of poor cardiometabolic health for African-American women. We propose a sequential, mul...

Eligibility Criteria

Inclusion

  • INCLUSION CRITERIA:
  • Individuals eligible for this protocol are overweight or obese (BMI \>= 25 kg/m\^2) African American women aged 21-75 years who live in Washington, DC Wards 5,7, or 8 and neighboring areas of Prince George s County, MD. Eligible participants should also have access to a smartphone compatible with the mobile app for the protocol that they can use for the study. Eligible participants must be able to provide informed consent independently and also speak and read English at the 8th grade level.
  • EXCLUSION CRITERIA:
  • Medical condition, including heart failure, recent unintentional weight loss or physical limitation, that might prohibit safe participation in physical activity for any reason
  • Heart disease as indicated by history of myocardial infarction in past 1 year, documented obstructive coronary artery disease on coronary angiography, coronary artery stent placement, within the last year significant structural heart disease (e.g. hypertrophic or dilated cardiomyopathy with EF \<35%, severe valvular heart disease) with evidence of decompensation.
  • Pregnant women due to large hormonal changes during pregnancy that affect study variables and potential pregnancy-related restrictions on exercise. All participants of childbearing potential will need to self-report a negative pregnancy at the screening visit, baseline visit, and at the three-month and six-month visits, unless the participant self-reports being postmenopausal, having had a tubal ligation, or having undergone a complete hysterectomy.
  • Pilot Study INCLUSION CRITERIA:
  • Must be an African-American female
  • Must be within the age of 21-75 years old
  • Must be overweight or obese (Body Mass Index (BMI) \>= 25 kg/m\^2)
  • Must live in Washington DC Wards (5, 7, or 8) or live in Prince George s County, Maryland
  • Must have a smartphone that is compatible with the study software (mobile app)
  • Must be willing to use the software on personal smartphone for the study
  • Must be able to provide consent
  • Must be willing to wear the wrist-worn physical activity device for the study
  • Must not be pregnant
  • Optional MRI Tests
  • Subjects will be screened for implanted metal objects or devices that may be incompatible with MRI (i.e. cerebral aneurysm clip, cochlear implant, pacemaker, etc.) These subjects will be eligible to proceed with study enrollment, but will not undergo the optional MRI study.

Exclusion

    Key Trial Info

    Start Date :

    June 21 2018

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ESTIMATED

    End Date :

    March 28 2026

    Estimated Enrollment :

    325 Patients enrolled

    Trial Details

    Trial ID

    NCT03288207

    Start Date

    June 21 2018

    End Date

    March 28 2026

    Last Update

    January 5 2026

    Active Locations (1)

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    Page 1 of 1 (1 locations)

    1

    National Institutes of Health Clinical Center

    Bethesda, Maryland, United States, 20892