Telephone Delivered Weight Loss, Nutrition, Exercise WeLNES Study
Public ClinicalTrials.gov record NCT04447313. 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.
Official title
Telephone Delivered Weight Loss, Nutrition, Exercise Study (WeLNES)
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This phase III trial compares telephone delivered Acceptance and Commitment Therapy to standard behavioral therapy for improving weight loss in overweight or obese participants. Acceptance and Commitment Therapy focuses on increasing willingness to experience physical cravings, emotions, and thoughts while making values-guided committed behavior changes. Acceptance and Commitment Therapy may work better at improving weight loss compared to standard behavioral therapy.
Study identification
- NCT ID
- NCT04447313
- Recruitment status
- Active, not recruiting
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- 418 participants
Conditions and interventions
Conditions
Interventions
- Survey Administration Other
- Telephone-Based Intervention Behavioral
Other · Behavioral
Eligibility (public fields only)
- Age range
- 18 Years and older
- 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
- Mar 4, 2021
- Primary completion
- Nov 8, 2025
- Completion
- Nov 8, 2026
- Last update posted
- Nov 23, 2025
2021 – 2026
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Fred Hutch/University of Washington Cancer Consortium | Seattle | Washington | 98109 | — |
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 NCT04447313, 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 Nov 23, 2025 · Synced Sep 8, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04447313 live on ClinicalTrials.gov.