Weight Watchers Online

NCT ID: NCT01888172

Last Updated: 2015-09-23

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

270 participants

Study Classification

INTERVENTIONAL

Study Start Date

2013-05-31

Study Completion Date

2015-06-30

Brief Summary

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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.

Detailed Description

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Conditions

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Overweight Obesity

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Investigators

Study Groups

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Weight Watchers Online

Group Type EXPERIMENTAL

Weight Watchers Online Program

Intervention Type BEHAVIORAL

Access to the Weight Watchers Online program available via the Internet on personal computers, tablet computers, and smartphones.

Weight Watchers Online + ActiveLink

Group Type EXPERIMENTAL

Weight Watchers Online Program

Intervention Type BEHAVIORAL

Access to the Weight Watchers Online program available via the Internet on personal computers, tablet computers, and smartphones.

Philips ActiveLink

Intervention Type DEVICE

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.

Internet Delivered Eating and Activity Program

Group Type ACTIVE_COMPARATOR

Eating and Activity Newsletter

Intervention Type BEHAVIORAL

General information on healthy eating and physical activity habits and the medical consequences of overweight/obesity and weight loss.

Interventions

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Weight Watchers Online Program

Access to the Weight Watchers Online program available via the Internet on personal computers, tablet computers, and smartphones.

Intervention Type BEHAVIORAL

Philips ActiveLink

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.

Intervention Type DEVICE

Eating and Activity Newsletter

General information on healthy eating and physical activity habits and the medical consequences of overweight/obesity and weight loss.

Intervention Type BEHAVIORAL

Eligibility Criteria

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Inclusion Criteria

* 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

Exclusion Criteria

* 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
Minimum Eligible Age

18 Years

Maximum Eligible Age

70 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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WW International Inc

INDUSTRY

Sponsor Role collaborator

University of Tennessee

OTHER

Sponsor Role collaborator

The Miriam Hospital

OTHER

Sponsor Role lead

Responsible Party

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John Graham Thomas

Assistant Professor (Research)

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Miriam Hospital Weight Control & Diabetes Research Center

Providence, Rhode Island, United States

Site Status

University of Tennessee

Knoxville, Tennessee, United States

Site Status

Countries

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United States

References

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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.

Reference Type DERIVED
PMID: 28437597 (View on PubMed)

Other Identifiers

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WeightWatchersOnline

Identifier Type: -

Identifier Source: org_study_id

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