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AAP Grand Rounds 13:64-65 (2005) Some School-Based Obesity Programs Are EffectiveSource: Veugelers PJ, Fitzgerald AL. Effectiveness of school programs in preventing childhood obesity: a multilevel comparison. Am J Public Health. 2005:95;432435.
As part of the Canadian 2003 Childrens Lifestyle and School Performance Study (CLASS), investigators from Dalhousie University, Halifax, Nova Scotia enrolled 5200 Nova Scotia public school 5th graders and their parents in a study of the effectiveness of school programs in preventing overweight, improving dietary quality, and increasing physical activity. The study compared excess body weight, diet, and physical activity among students in schools with nutrition programs to those without nutrition programs. Ninety-seven percent of schools with 5th graders agreed to participate, with an average of 50% of families from each school consenting to participation. Dietary recall focused on the number of daily servings of fruits and vegetables, percentage of dietary intake from fat, and a summary measure of overall dietary quality. Physical activity was assessed by the number of weekly organized sports activities and leisure time physical activities as well as the number of hours spent watching television, using the computer, and playing video games. Height and weight were used to calculate body mass index (BMI). Overweight and obesity were defined using predefined cutoff
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