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Effect of consumption of quality carbohydrates on overweight/obesity

Georgia N. L. Johnston, PhD, CHES, Health and Kinesiology, University of Texas, San Antonio, 6900 N. Loop 1604 W., San Antonio, TX 78249, 210-458-5439, gjohnston@utsa.edu

Carbohydrate consumption appears to have a strong relationship with overweight/obesity. This study investigates if modifying the quality of carbohydrates consumed affects body mass index, waist circumference, and blood chemistry levels. Participants were recruited from the UTSA community and screened on body mass index, waist circumference, percent body fat, blood glucose, triglycerides, and cholesterol levels. They were then assigned to a control or experimental group based on age, gender, and body mass index. Both groups participated in walking groups three times per week for 12 weeks. Those in the experimental group were given a modified eating program to follow. All individuals kept a daily food journal for weeks 1, 2, 4, 8 and 12. On off weeks, participants completed random 24-hour diet recalls. At the end of 12 weeks all participants will be reevaluated on body mass index, waist circumference, and fasting blood glucose, cholesterol and triglyceride levels to ascertain changes from baseline. It is hypothesized that those in the experimental group will show greater changes in BMI and waist circumference as well as glucose, cholesterol and triglyceride levels than those in the control group.

Learning Objectives:

Keywords: Nutrition, Obesity

Presenting author's disclosure statement:
I do not have any significant financial interest/arrangement or affiliation with any organization/institution whose products or services are being discussed in this session.

Promoting Good Nutrition and Physical Activity

The 132nd Annual Meeting (November 6-10, 2004) of APHA