The Effect of a Web-Based Behavioral Intervention on Physical Activity Levels in Adolescents
Public ClinicalTrials.gov record NCT01433679. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The primary purpose of this study is to test whether rewarding physical activity with a motivational website will increase physical activity levels in middle school-aged children over six months. As a secondary outcome, the study also tests the intervention's impact on biological measures of inflammation and metabolic function in a sub-set of study participants who agree to provide blood samples.
Study identification
- NCT ID
- NCT01433679
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- 448 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 11 Years to 14 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Aug 31, 2011
- Primary completion
- Jun 30, 2012
- Completion
- Jun 30, 2012
- Last update posted
- Jul 15, 2012
2011 – 2012
United States locations
- U.S. sites
- 6
- U.S. states
- 2
- U.S. cities
- 5
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Los Osos Middle School | Los Osos | California | 93402 | — |
| Berkley Maynard Academy | Oakland | California | 94605 | — |
| E.C. Reems Academy | Oakland | California | 94605 | — |
| Judkins Middle School | Pismo Beach | California | 93449 | — |
| Vista Academy of Visual and Performing Arts | Vista | California | 92083 | — |
| West Virginia University | Morgantown | West Virginia | 26506-6845 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01433679, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Jul 15, 2012 · Synced Sep 2, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01433679 live on ClinicalTrials.gov.