Status:

COMPLETED

Log2Lose: Incenting Weight Loss and Dietary Self-monitoring in Real-time to Improve Weight Management Among Adults With Obesity

Lead Sponsor:

University of Wisconsin, Madison

Collaborating Sponsors:

Duke University

National Heart, Lung, and Blood Institute (NHLBI)

Conditions:

Obesity

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

This study involves an evaluation of whether providing small incentives weekly for dietary self-monitoring and/or weight loss improves short- and long-term weight loss. Participants can expect to be o...

Detailed Description

In this two-site, randomized, single-masked, longitudinal 2x2 factorial study, called Log2Lose, adults with obesity from Madison, WI and Durham, NC will be offered a 78 week, evidence-based behavioral...

Eligibility Criteria

Inclusion

  • BMI ≥30 kg/m2
  • Desire to lose weight
  • Agrees to attend outcome visits per protocol
  • Available for class times
  • Transportation and ability to attend in-person study visits at baseline (screening), 26, 52, and 78 weeks
  • Able to stand for weight measurements without assistance
  • Able to speak and read English
  • Able to download and use the MyFitnessPal and Fitbit apps daily
  • Possess smart phone with data and texting plan
  • Have or willing to create a Gmail address
  • Able to connect to a video conference call using a smartphone, tablet or computer with a webcam and microphone
  • Score of at least 4 out of 6 on a validated cognitive screener

Exclusion

  • Weight \>380 lb
  • Weight loss of at least 10 lbs in the month prior to screening
  • Currently enrolled or enrolled in previous month in a clinical, research, or community program focusing on lifestyle change that could affect weight
  • Current use of weight loss medication
  • History of bariatric surgery or planning to have bariatric surgery in the study timeframe
  • Residing in a nursing home or receiving home health care
  • Impaired hearing
  • Significant dementia, drug or alcohol misuse, or unstable psychiatric illness (e.g., schizophrenia, psychosis)
  • Current treatment for cancer or being treated for cancer (besides basal cell carcinoma or squamous cell) in the last 6 months
  • Use of insulin, sulfonylureas, or meglitinides due to increased risk for hypoglycemia
  • Pregnant, breastfeeding, or planning to become pregnant within the study timeframe
  • Diuretic medication doses higher than hydrochlorothiazide 25 mg daily, furosemide 40 mg daily, torsemide 20 mg daily, bumetanide 1 mg daily, or any use of metolazone; use of potassium-sparing diuretics is acceptable
  • Chronic kidney disease at stage 4 or 5
  • Unstable heart disease in the 6 months prior to screening
  • Exertional chest pain
  • History of ascites requiring paracentesis
  • Pain, fainting or other conditions that prohibit mild/moderate exercise

Key Trial Info

Start Date :

May 13 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

April 10 2025

Estimated Enrollment :

706 Patients enrolled

Trial Details

Trial ID

NCT04770909

Start Date

May 13 2021

End Date

April 10 2025

Last Update

May 4 2025

Active Locations (2)

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Page 1 of 1 (2 locations)

1

Duke University Medical Center

Durham, North Carolina, United States, 27705

2

University of Wisconsin-Madison

Madison, Wisconsin, United States, 53705