T2D: Weight Loss Study for People With Type 2 Diabetes
Study Details
Study Description
Brief Summary
The purpose of this study is to determine whether the Weight Watchers program modified for use by people with Type 2 diabetes results in more improvements in blood glucose control relative to a control group receiving standard diabetes counseling.
Condition or Disease | Intervention/Treatment | Phase |
---|---|---|
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Phase 3 |
Study Design
Arms and Interventions
Arm | Intervention/Treatment |
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Experimental: Modified Weight Watchers program
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Behavioral: Weight Watchers modified program
Weight Watchers: For people with Type 2 diabetes including (1) weekly standard in-person Weight Watchers meetings, (2) use of the standard Weight Watchers online program and tools, and (3) two scheduled telephone consultations with a Certified Diabetes Educator (CDE) who will assist the participant in tailoring the standard Weight Watchers program to accommodate the participant's diabetes-related status, with additional unlimited phone and email access to CDEs at the participant's request
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Active Comparator: Standard Diabetes Counseling group
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Other: Standard Care group
One session of in-person diabetic nutritional counseling with a registered dietitian, with follow-up written educational materials.
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Outcome Measures
Primary Outcome Measures
- Change in HbA1c [Baseline and 12 months]
Secondary Outcome Measures
- Secondary Endpoints [Baseline and 12 months]
Change in weight
- Secondary Endpoints [Baseline and 12 months]
Change in BMI
- Secondary Endpoints [Baseline and 12 months]
Change in waist circumference
- Secondary Endpoints [Baseline and 12 months]
Change in fasting blood glucose
- Secondary Endpoints [Baseline and 12 months]
Change in HOMA
- Secondary Endpoints [Baseline and 12 months]
Change in cardiovascular risk markers (lipid measures, blood pressure, C-Reactive Protein)
- Secondary Endpoints [Baseline and 12 months]
Change in diabetes medications.
- Secondary Endpoints [Baseline and 12 months]
Change in various mental health assessments
Eligibility Criteria
Criteria
Inclusion Criteria:
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Participant reported diagnosis of Type II diabetes
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HbA1c between 7%-11% (inclusive)
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Fasting blood glucose < 240. If a potential participant has a FBG above the inclusion criteria it is acceptable to re-test this potential participant within one week of the original test.
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BMI 27-50 kg/m2 (inclusive)
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Age range - 18 - 70 (inclusive)
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Clearance on medical exam by study physician including EKG
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No weight loss over the previous 3 months (5kg loss is acceptable with physician discretion)
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On stable regimen of all medications (including diabetes) for at least 3 months (brief regimens of medications such as antibiotics, steroids, etc. are permitted)
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All diabetes medications are permitted including insulin.
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Willing and able to commit to regular physical activity (e.g. walking) five days per week
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Willingness and ability to make all scheduled appointments required by study protocol
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Willingness to attend weekly Weight Watchers meetings in the community and to participate in Weight Watchers online program, if so randomized
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Willing to follow requirements of study protocol
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Willing and able to provide a valid email address for use in the study
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Must be able to communicate (oral and written) in English
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Under the care of a physician for diabetes and willing to give release to contact the MD and request MD's agreement for participant to participate -
Exclusion Criteria:
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Type 1 Diabetes
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Cardiovascular/Coronary Heart Disease [e.g., MI or CVA within last 6 months, TIA, clinically significant arrhythmias, uncontrolled hypertension (defined as blood pressure over 160/110); physician's discretion may be more conservative]
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Current severe depression or history of severe depression within the previous year, based on DSM-IV-TR criteria for Major Depressive Episode
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Taking prescription or OTC weight loss medications within last 4 weeks
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Currently taking other medications that affect weight (e.g., paroxetine, tricyclics, anti-psychotics)
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Within the last 4 weeks, use of chromium supplements or any nutrition supplements or herbal products claimed to have a weight loss effect. Participants using other non-excluded nutrition supplements or herbal products must agree to continue at their current level of use throughout the study.
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Participation in a weight control program within the past 3 months
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QTc interval >450 msec for males and QTc interval >470 msec for females
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PHQ-9 total score > 15
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Thyroid disease for which the participant is untreated or has had treatment changed within the last 6 months. History of thyroid disease or current thyroid disease treated with a stable medication regimen for at least 6 months is acceptable
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History of a surgical procedure for weight loss at any time (e.g. gastroplasty, gastric by-pass, gastrectomy or partial gastrectomy, adjustable banding, gastric sleeve)
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History of major surgery within three months of enrollment
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Presence of implanted cardiac defibrillator
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Orthopedic limitations that would interfere with ability to engage in regular physical activity
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Gastrointestinal disorders including chronic malabsorptive conditions, peptic ulcer disease, Crohn's disease, chronic diarrhea or active gallbladder disease
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Current cancer or cancer treatment, or a history of cancer or cancer treatment within the last 3 years. Persons with successfully resected basal cell carcinoma of the skin may be enrolled if treatment was completed more than 6 months prior to enrollment.
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History, within the past five years, of clinically diagnosed eating disorders Confidential March 30, 2012 9 including anorexia nervosa or bulimia nervosa.
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Women who are pregnant, lactating , trying to become pregnant or unwilling to use an effective means of birth control
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Participation in another clinical trial within 30 days prior to enrollment.
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Currently consuming >14 alcoholic drinks (1 drink = 12 fl oz beer, 4 fl oz wine or 1.5 fl oz liquor) per week and unwilling to limit intake to less than 3 drinks per drinking day during study participation
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Current or past drug abuse
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Participation in trial by another member of household
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Hypoglycemic Events:
- Evidence of more than 1 severe hypoglycemic event in the past 12 months, unless the participant's treating physician provides written clearance for participation.
- Any other condition or factor which in the opinion of the study physician or investigator makes it inadvisable for the candidate to participate in the trial -
Contacts and Locations
Locations
Site | City | State | Country | Postal Code | |
---|---|---|---|---|---|
1 | Diabetes Research and Training Center, University of Alabama at Birmingham | Birmingham | Alabama | United States | 35294 |
2 | Scripps Clinical Research | La Jolla | California | United States | 92037 |
3 | CSRA Partners in Health | Augusta | Georgia | United States | 30909-6599 |
4 | Northwestern University Feinberg School | Chicago | Illinois | United States | 60611 |
5 | Obesity Research Center St. Luke's Roosevelt Hospital Center | New York | New York | United States | 10025 |
6 | Weill Medical College of Cornell University | New York | New York | United States | 10065 |
7 | Center for Nutrition and Preventive Medicine | Charlotte | North Carolina | United States | 28277 |
8 | Obesity Clinical Trials Program Duke University Medical Center | Durham | North Carolina | United States | 27710 |
9 | Your Diabetes Endocrine Nutrition Group Inc. | Mentor | Ohio | United States | 44060 |
10 | Oregon Weight Loss Surgery, LLC | Portland | Oregon | United States | 97210 |
11 | The University of Pennsylvania Center for Weight and Eating Disorders | Philadelphia | Pennsylvania | United States | 19104 |
12 | Medical University of South Carolina | Charleston | South Carolina | United States | 29425 |
13 | Baylor Endocrine Center | Dallas | Texas | United States | 75246-1906 |
14 | Oakwell Clinical Research | San Antonio | Texas | United States | 78218 |
15 | Washington Center for Weight Management & Research, Inc The Navy League Building | Arlington | Virginia | United States | 22201 |
Sponsors and Collaborators
- Medical University of South Carolina
- Weight Watchers International
Investigators
- Study Director: Patrick M. O'Neil, PhD, Medical University of South Carolina
Study Documents (Full-Text)
None provided.More Information
Additional Information:
- The University of Pennsylvania Center for Weight and Eating Disorders
- Your Diabetes Endocrine Nutrition Group, Inc
- Medical University of South Carolina
- Obesity Clinical Trials Program Duke University Medical Center
- Oregon Weight Loss Surgery, LLC
- Scripps Nutrition and Metabolic & Research
- University of Alabama at Birmingham Department of Nutrition
- The Washington Center for Weight Management & Research
- Baylor Research
- Oakwell Clinical Research
Publications
None provided.- WW-MUSC-1201