Precision Public Health: Enhancing Connections to Develop Just-in-Time Adaptive Intervention Strategies
Completed · Not applicable
Conditions studied: Overweight and Obesity, Overweight, Obesity
In brief
The purpose of this pilot study is to examine the effects of different types of just-in-time intervention messages on daily meeting dietary, activity, and weighing goals in a sample of young adults participating in a mobile-based weight loss program.
Key facts
- Study ID
- NCT03836391
- Run by
- University of North Carolina, Chapel Hill
- People needed
- 53
- Starts
- 2019-02-12
- Expected to finish
- 2019-09-16
- Last updated by the study team
- 2019-11-13
Who can join
Age: 18 and older, up to 35. Sex: any. Healthy volunteers: accepted.
You may qualify if…
- Age 18-35
- BMI of 25-40 kg/m²
- Not adhering to the US physical activity guidelines of at least 150 moderate-to-vigorous intensity activity minutes/week
- English-speaking and writing
- No pre-existing medical condition(s) that preclude adherence to an unsupervised exercise program, diabetes treated with insulin, history of heart attack or stroke, current treatment for cancer, or inability to walk for exercise
- Has an iPhone with iOS 11 (or willing to download it) with internet access and text messaging plan
- Has home wireless access compatible with Fitbit Aria 2 scale (802.11b/g/n)
You may not qualify if…
- Current participation in another physical activity or weight control program
- Currently pregnant, pregnant in last 6 months, or planning pregnancy in next 3 months
- Report a heart condition, chest pain during periods of activity or rest, loss of consciousness, joint or bone problems, or prescription medicine usage for blood pressure or heart condition on the Physical Activity Readiness Questionnaire (PAR-Q)
- Health or psychological diagnoses that preclude participation in a prescribed dietary and exercise program, including diagnosis of schizophrenia or bipolar disorder, hospitalization for a psychiatric diagnosis in the past year, diagnosis of alcohol or substance abuse
- Occupation requires primarily night shift work
- Owns and uses a physical activity tracker
- Moving out of area in next 4 months
- Out of town for a week or more during study period
- Not willing to attend two study visits
Where it is running
- Department of Health Behavior, University of North Carolina, Chapel Hill — Chapel Hill, North Carolina, United States
Full record on ClinicalTrials.gov
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