Pathways process evaluation results: a school-based prevention trial to promote healthful diet and physical activity in American Indian third, fourth, and fifth grade students.

Background: Pathways was a large-scale, multisite, 3-year, study testing a school-based intervention designed to lower percent body fat in American Indian children.

Methods: At the 21 intervention schools process evaluation data were collected for training of school personnel; implementation of the classroom and physical activity curricula; implementation of the project's food service guidelines in the school cafeterias; adult participation in the family events; and, students' perceived exposure to the Pathways interventions.

Results: Students received about 93% of the classroom curriculum lessons.