Table 1 General characteristics of the study population
From: Schoolyard physical activity of 6–11 year old children assessed by GPS and accelerometry
Total | Boys | Girls | ||||
|---|---|---|---|---|---|---|
n | Mean±SD | n | Mean±SD | n | Mean±SD | |
Age (years) | 76 | 8.6 ± 1.4 | 32 | 8.5 ± 1.4 | 44 | 8.6 ± 1.4 |
Body height (cm) | 76 | 137.4 ± 9.6 | 32 | 137.8 ± 9.5 | 44 | 137.1 ± 9.9 |
Body weight (kg) | 76 | 34.8 ± 10.5 | 32 | 34.6 ± 9.9 | 44 | 34.9 ± 11.1 |
n | % | n | % | n | % | |
BMI Category | ||||||
Normal | 53 | 69.7 | 24 | 75.0 | 29 | 65.9 |
Overweight | 14 | 18.4 | 4 | 12.5 | 10 | 22.7 |
Obese | 9 | 11.8 | 4 | 12.5 | 5 | 11.4 |
Location of school | ||||||
Haarlem | 8 | 10.5 | 2 | 6.3 | 6 | 13.6 |
Amersfoort | 21 | 27.6 | 11 | 34.4 | 10 | 22.7 |
Amersfoort (2) | 9 | 11.8 | 3 | 9.4 | 6 | 13.6 |
Hengelo | 20 | 26.3 | 10 | 31.3 | 10 | 22.7 |
Vlaardingen | 8 | 10.5 | 4 | 12.5 | 4 | 9.1 |
Rotterdam | 10 | 13.2 | 2 | 6.3 | 8 | 18.2 |