The impact of school-time activity on total physical activity: the activitystat hypothesis (EarlyBird 46)

To explore the activitystat hypothesis in primary school children by asking whether more physical activity (PA) in school time is compensated for by less PA at other times. Observational, repeated measures (four consecutive occasions over a 12-month period). South-west England. A total of 206 children (115 boys, aged 8–10 years) from 3 primary schools (S1, S2 and S3), which recorded large differences in PA during school time. Total PA (TPA) and...