Please select the eligibility criteria that correspond to the clinical trial below.
Title: Weight and Metabolic Effects of an Almond Enriched Hypocaloric, Low Fat Diet on Overweight and Obese Persons
Brief Summary: The purpose of this trial is to study the safety, tolerability and efficacy of an almond enriched hypocaloric diet on weight loss and weight maintenance, as well as on established and emerging cardiovascular risk factors in approximately 112 overweight and obese persons.


Options:
A: Inclusion Criteria:

* BMI less than 35 kg/m2.
* Fasting plasma glucose levels between 100 and 125 mg/dl or
* Oral glucose tolerance test of 140 to 199 mg/dl.

Exclusion Criteria:

* Diabetes mellitus.
* Alcohol, tobacco, or drug abuse.
* Significant liver, kidney, thyroid, or other endocrine diseases.
* Frequent consumption of nuts or known history of allergy to them.
* Use of plant sterol, oral antidiabetic drugs, supplemental use of phyllium, fish oil supplements and multivitamins, vitamin E or other antioxidant supplements.
* Bad dentures, implying difficulty to chew pistachios.
* Being pregnant or wishing to become a pregnant 6 months before or during the study, lactating 6wk before or during the study.
* Following vegetarian or weight loss diets.
* Other medical or social conditions that difficult the compliance to the intervention.
B: Inclusion Criteria:

* Between 18 and 50 years of age
* Weight stable (\< 3 kg weight change within last 3 months)
* Constant habitual activity patterns (no deviation \> 1x/wk at 30 min/session within last 3 months)
* Constant habitual diet patterns within last 3 months
* Willingness to eat all test foods (peanuts daily for 12 weeks)
* No allergy to foods provided in the study (peanuts)
* Not a daily peanut or tree nut consumer
* Not planning to change use of medications known to influence appetite or metabolism
* Not diabetic or hypertensive
* No history of gastrointestinal pathology
* Non-smoker for one year or more

Exclusion Criteria:

-
C: Inclusion Criteria:

* Body mass index (BMI) \> 27 but \<40
* 18-75 years of age
* Men and non-pregnant or lactating women
* Subjects must be willing to comply with all study-related procedures

Exclusion Criteria:

* Uncontrolled hypertension
* Diabetes or use of anti-hyperglycemic medication
* Dyslipidemia requiring prescription drug therapy as defined by NCEP ATPIII guidelines at screening
* Known allergy or sensitivity to nuts
* Known atherosclerotic cardiovascular disease
* History of congestive heart failure
* History of a non-skin malignancy within the previous 5 years
* Any major active rheumatologic, pulmonary, hepatic, renal, dermatologic disease or inflammatory condition
* History of being HIV positive
* History of alcohol or drug abuse
* Weight-loss inducing medications or dietary supplements within 3 months prior to enrollment.
* Weight loss \> 5 kg during the last 6 months
* Participation in an investigational drug study within 6 weeks prior to screening
* Serious or unstable medical or psychological conditions that, in the opinion of the investigator, would compromise the subject's safety or successful participation in the study
D: Inclusion Criteria:

* With metabolic syndrome. Metabolic syndrome was defined based upon the updated National Cholesterol Education Program Adult Treatment Panel III criteria for Asian-Americans as presenting at least 3 of the following components: 1) waist circumference ≥ 90 cm for men or ≥ 80 cm for women; 2) triglycerides ≥1.7mmol/l; 3) HDL cholesterol \<1.03 for men or \<1.30 for women; 4) blood pressure ≥130/85 mmHg, or current use of antihypertentive medications; 5) fasting glucose ≥5.6mmol/l or previously diagnosed type 2 diabetes or on oral antidiabetic agents or insulin.
* Being able to comply with the specified feeding conditions
* Being able to eat walnuts
* Being between the ages of 35 and 60 years

Exclusion Criteria:

* Pregnancy or lactation
* Use of insulin
* Severe kidney disease
* Cardiovascular diseases, stroke, cancer and psychological disorders
* Walnut allergies or frequently eating walnuts or other nuts (\>90 grams/week)
* Drug or alcohol abuse.

Answer: C