Weight Watchers Online
WWO
1 other identifier
interventional
270
1 country
2
Brief Summary
The purpose of this study is to conduct a randomized controlled trial to compare the weight losses produced by the Weight Watchers Online program (WWO) and WWO plus the Philips ActiveLink physical activity system, over a 1-year period, compared to a control group.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for not_applicable
Started May 2013
Typical duration for not_applicable
2 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
Study Start
First participant enrolled
May 1, 2013
CompletedFirst Submitted
Initial submission to the registry
June 24, 2013
CompletedFirst Posted
Study publicly available on registry
June 27, 2013
CompletedPrimary Completion
Last participant's last visit for primary outcome
June 1, 2015
CompletedStudy Completion
Last participant's last visit for all outcomes
June 1, 2015
CompletedSeptember 23, 2015
September 1, 2015
2.1 years
June 24, 2013
September 21, 2015
Conditions
Outcome Measures
Primary Outcomes (1)
Change in body weight, measured in kilograms
3, 6, 9, and 12 months after randomizaiton
Secondary Outcomes (2)
Engagement with the electronic intervention system
3, 6, 9, and 12 months after randomization
Blood pressure
3, 6, 9, and 12 months after randomization
Study Arms (3)
Weight Watchers Online
EXPERIMENTALWeight Watchers Online + ActiveLink
EXPERIMENTALInternet Delivered Eating and Activity Program
ACTIVE COMPARATORInterventions
Access to the Weight Watchers Online program available via the Internet on personal computers, tablet computers, and smartphones.
Provision of a key-chain sized physical activity monitor that interfaces with the Weight Watchers website to promote exercise and give feedback on progress towards exercise goals.
General information on healthy eating and physical activity habits and the medical consequences of overweight/obesity and weight loss.
Eligibility Criteria
You may qualify if:
- Body mass index (BMI) between 27 and 40 kg/m2
- All ethnic groups will be recruited
- English speaking
- Have access to the Internet via a computer, and basic computer skills
You may not qualify if:
- Report health problems that make weight loss or unsupervised exercise unsafe or unreasonable
- Report a heart condition, chest pain during periods of activity or rest, or loss of consciousness on the Physical Activity Readiness Questionnaire
- Are currently pregnant or breastfeeding, or intend to become pregnant in the next 12 months
- Are planning to move outside of the state within the next 12 months
- Report any cognitive or physical limitations that preclude use of a personal computer
- Have participated in a study conducted by the WCDRC or UT in the past 2 years
- Have followed a commercial weight-loss program within the previous 6 months or who are currently following a commercial weight loss program
- Weight loss of ≥ 5% of initial body weight in the last 6 months
- History of clinically diagnosed eating disorder excluding Binge Eating Disorder.
- Previous surgical procedure for weight loss
- Currently taking weight loss medication
- Treatment of cancer within the last 6 months
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- The Miriam Hospitallead
- WW International Inccollaborator
- University of Tennesseecollaborator
Study Sites (2)
Miriam Hospital Weight Control & Diabetes Research Center
Providence, Rhode Island, 02903, United States
University of Tennessee
Knoxville, Tennessee, 37996, United States
Related Publications (1)
Thomas JG, Raynor HA, Bond DS, Luke AK, Cardoso CC, Foster GD, Wing RR. Weight loss in Weight Watchers Online with and without an activity tracking device compared to control: A randomized trial. Obesity (Silver Spring). 2017 Jun;25(6):1014-1021. doi: 10.1002/oby.21846. Epub 2017 Apr 24.
PMID: 28437597DERIVED
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Study Design
- Study Type
- interventional
- Phase
- not applicable
- Allocation
- RANDOMIZED
- Masking
- SINGLE
- Who Masked
- INVESTIGATOR
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Assistant Professor (Research)
Study Record Dates
First Submitted
June 24, 2013
First Posted
June 27, 2013
Study Start
May 1, 2013
Primary Completion
June 1, 2015
Study Completion
June 1, 2015
Last Updated
September 23, 2015
Record last verified: 2015-09