Résumé :
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[BDSP. Notice produite par INIST YSmR0xN2. Diffusion soumise à autorisation]. Background There is little information on cardio-respiratory fitness of children, especially in ethnic minorities in Britain. In this study we assess the associations of social factors, ethnicity, parental health related factors, child's anthropometry, blood pressure and cholesterol measurements with cardio-respiratory fitness. Methods Power output against load at 85% of the maximum heart rate (PWC85%), was measured, using a cycle-ergometer test, in children aged 8-9 years in 22 randomly selected areas in England, 14 in Scotland and in 20 inner city areas in England. The subjects were 317 boys and 310 girls from the English sample, 152 boys and 140 girls from the Scottish sample and 242 boys and 261 girls from the inner city sample. Results Short stature (P
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