N/A Completed N=191 Randomized Single-blind Health Services Research

Financial Incentives for Maintenance of Weight Loss

Obesity

Source: ClinicalTrials.gov NCT01900392 ↗

Enrolled (actual)

191

Serious AEs

7.9%

Results posted

Sep 2018

Primary outcomePrimary: Change in Weight From Baseline to 6 Months — -1.4; -2.8; -3.0 kilograms — p=>0.1

Summary

This study aims to evaluate the effectiveness of financial incentives in improving and maintaining weight loss.

Outcome Measures

Outcome	Result	p-value
PRIMARY Change in Weight From Baseline to 6 Months	-1.4; -2.8; -3.0	>0.1
PRIMARY Change in Weight From Baseline to 12 Months	2.8; -2.2; -2.0	—

Eligibility Criteria

Inclusion Criteria

Adults age 30-80
BMI between 30 and 45 prior to starting Weight Watchers
Have a documented weight loss of at least 5kg in the past 4-6 months before enrolling
Stable health

Exclusion Criteria

Substance abuse
Bulimia nervosa or related behaviors
Pregnancy or breast feeding
Medical contraindications to counseling about diet, physical activity, or weight reduction
Unstable mental illness
Screen positive for pathological gambling on the basis of the 10 item DSM-IV criteria (excluded if meets 5 or more criteria)
Individuals unable to read consent forms or fill out surveys in English

View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT01900392). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication. Informational only — not medical advice.