To evaluate a peer modelling, rewards and pedometer-feedback intervention designed to increase children's physical activity and which uses the same behaviour-change principles underlying the Food Dude ...
A controlled single-case design: A1 (baseline: 6 weeks), B (intervention:12 weeks of treadmill training (TT), maximally five times a week/30 min a day), A2 (wash-out: 6 weeks), follow-up measurement: ...