Environmental interventions for eating and physical activity: a randomized controlled trial in middle schools.

@article{Sallis2003EnvironmentalIF,
  title={Environmental interventions for eating and physical activity: a randomized controlled trial in middle schools.},
  author={James F. Sallis and Thomas McKenzie and Terry L. Conway and John P. Elder and Judith J Prochaska and Marianne Brown and Michelle Zive and Simon J. Marshall and John E. Alcaraz},
  journal={American journal of preventive medicine},
  year={2003},
  volume={24 3},
  pages={209-17}
}
BACKGROUND Our objective was to evaluate the effects of environmental, policy, and social marketing interventions on physical activity and fat intake of middle school students on campus. DESIGN Twenty-four middle schools were randomly assigned to intervention or control conditions. Baseline measures were collected in spring 1997, and interventions were conducted during the 1997-1998 and 1998-1999 school years SETTING/PARTICIPATION: The schools had mean enrollments of 1109, with 44.5% nonwhite… CONTINUE READING
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