Related Experiment Video
Updated: May 5, 2026
11:21
Methodology for Establishing a Community-Wide Life Laboratory for Capturing Unobtrusive and Continuous Remote Activity and Health Data
Published on: July 27, 2018
8.0K
Combining Ecological Momentary Assessment and Social Network Analysis to Study Youth Physical Activity and
Tyler Prochnow1, Genevieve F Dunton2, Kayla de la Haye3
1Department of Health Behavior, School of Public Health, Texas A&M University, College Station, TX, United States.
JMIR Research Protocols
|February 21, 2025
Summary
This study explores how social connections and the environment impact teen physical activity (PA) during summer. The innovative method uses real-time data to understand these influences and develop better PA promotion strategies.
Area of Science:
- Public Health
- Adolescent Health
- Behavioral Science
Background:
- Adolescents often fail to meet physical activity (PA) recommendations, particularly during summer.
- Social and built environments significantly influence youth PA, but their interactions are not fully understood.
Purpose of the Study:
- To evaluate the feasibility of using ecological momentary assessment (EMA) and social network analysis (SNA) to study youth PA.
- To identify patterns in youth PA by examining the overlap between social and built environments.
Main Methods:
- A mixed-methods feasibility study involving 120 adolescents (ages 12-15) in urban Texas.
- Participants completed baseline surveys, wore accelerometers, and responded to smartphone-based EMA for 7 days, collecting PA, social, and environmental data (including GPS).
- Follow-up interviews assessed protocol acceptability.
Main Results:
- Data collection is scheduled for summers 2025, 2026, and 2027.
- This study is funded by the National Heart, Lung, and Blood Institute.
Conclusions:
- This study pioneers a combined EMA, SNA, accelerometry, and GPS approach to analyze youth PA determinants.
- Findings will guide the development of targeted interventions to boost adolescent physical activity.
- The approach captures real-time, contextualized data, offering valuable insights despite potential participant burden.
Related Concept Videos
01:47Lung Capacity
49.2K
The air in the lungs is measured in volumes and capacities. Lung volume measures reflect the amount of air taken in, released, or left over after a lung function, like a single inhalation. Lung capacity measures are sums of two or more lung volume measures.
49.2K
02:30Naturalistic Observations
15.4K
If you want to understand how behavior occurs, one of the best ways to gain information is to simply observe the behavior in its natural context. However, people might change their behavior in unexpected ways if they know they are being observed. How do researchers obtain accurate information when people tend to hide their natural behavior? As an example, imagine that your professor asks everyone in your class to raise their hand if they always wash their hands after using the restroom. Chances...
15.4K