Weight Watchers Online (WWO)

Lifespan

Status: Completed

Conditions: Overweight; Obesity

Treatments: Behavioral: Weight Watchers Online Program; Device: Philips ActiveLink; Behavioral: Eating and Activity Newsletter

Study type: Interventional

Funder types: Other; Industry

Identifiers

NCT01888172

WeightWatchersOnline

Details and patient eligibility

About

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.

Enrollment: 270 estimated patients

Sex: All

Ages: 18 to 70 years old

Volunteers: No Healthy Volunteers

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

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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270 participants in 3 patient groups

Weight Watchers Online

Experimental group

Treatment:

Behavioral: Weight Watchers Online Program

Weight Watchers Online + ActiveLink

Experimental group

Treatment:

Behavioral: Weight Watchers Online Program

Device: Philips ActiveLink

Internet Delivered Eating and Activity Program

Active Comparator group

Treatment:

Behavioral: Eating and Activity Newsletter