Please select the eligibility criteria that correspond to the clinical trial below.
Title: Examining the Effects of Diet on Health With an Online Program
Brief Summary: The study is a pilot, designed to provide data regarding the feasibility and acceptability of conducting such a study on a larger scale. The present study is a randomized controlled clinical trial comparing two programs to help people manage diabetes and lose weight, one using a moderate-carbohydrate diet promoted by the American Diabetes Association (ADA) and the other using on a low-carbohydrate diet (LC) and mindfulness and positive affect lifestyle modifications. Intervention content will include information about nutrition (American Diabetes Association recommended diet or carbohydrate restriction) and, in the LC group, emotion regulation, positive affect, and mindful eating strategies.


Options:
A: Inclusion Criteria:

* Only accepting participants in the Boston, Massachusetts or Baton Rouge, Louisiana area
* Between the ages of 30 - 70
* Willing to modify eating pattern according to instructions
* Overweight or obese and in good health with a BMI of 25-40
* Committed to a long-term weight loss and maintenance program
* Willing to attend multiple weight loss group sessions
* Willing to increase activity level

Exclusion Criteria:

* Pregnant, planning to become pregnant, or are breastfeeding
* Unwilling to participate in the schedule of group sessions and individual visits
* Unstable or recent onset of heart disease or any other serious illness
* Cannot change diet due to medical or other reasons
* Planning to leave the area prior to the anticipated end of participation
* Current participation in another clinical trial with an intervention that affects weight change
* Have diabetes that is treated with insulin or hypoglycemic oral medicines
* Diagnosis of psychiatric or emotional problems within 6 months of study
* Currently have an eating disorder
* Have hypothyroidism
* Have an unstable weight
B: Inclusion Criteria:

* Male or female subjects \> 18 years of age
* Clinical diagnosis of type 2 diabetes mellitus or on insulin or oral hypoglycemic agents
* Body mass index of \> 30 kg/m2
* The subject must we willing and able to monitor their blood glucose with a glucometer at least 2 times per week.
C: Inclusion Criteria:

1. HbA1c 6.5%-9% at screening.
2. Aged 18 years old and older
3. BMI 25 and above.
4. Willing and able to participate in the interventions such as having sufficient control over their food intake. Must have the ability to make choices about the food they eat; cannot have a lifestyle in which they eat out most of their meals.)

Exclusion Criteria:

1. Unable to provide informed consent.
2. Non English speaker.
3. No current use of insulin, no immediate plans to start or increase diabetic mediations, and no use of diabetes medications besides metformin.
4. A substance abuse, mental health, or medical condition that, in the opinion of investigators, will make it difficult for the potential participant to participate in the intervention. Such conditions may include: cancer, liver failure, unstable coronary artery disease, severe emphysema, binge eating disorder or history of binge eating disorder, bulimia or strong history of bulimia.
5. Previous use or recent changes in medications that can interfere with the measures used in the study: current use of insulin; use of systemic (oral or IV) corticosteroids in the 6 months prior to enrollment or severe autoimmune disorders or other conditions (e.g. rheumatoid arthritis, lupus), that are likely to require these medications; and initiation of new class of psychiatric medications in past 2 months.
6. Pregnant or planning to get pregnant in the next 12 months, breastfeeding or less than 6 months post-partum.
7. Current use of weight loss medications or supplements such as Alli or amphetamine-based drugs that are believed to have some effect on weight.
8. History of or planned weight loss surgery.
9. Vegan or vegetarian. The intervention diets are more challenging for vegan and vegetarian participants.
10. No or very limited internet access at a computer. Must be able to complete the online assessments and access the online class materials.
D: Inclusion Criteria:

* Diabetes mellitus type 2

Exclusion Criteria:

* Severe psychiatric disease or difficulties in understanding Swedish language.

Answer: C