Table 1

Characteristics of the children of the Schoolgruiten Project and the Pro Children Study at baseline

Characteristics
Schoolgruiten Project
Pro Children Study


N
Mean (SD) or %
N
Mean (SD) or %

Age of the children, years
344
10.0 (0.6)
255
10.7 (0.5)

Gender
Boys
147
42.7
104
40.3

Girls
197
57.3
154
59.7

Ethnicity
Native Dutch children
133
38.7
112
48.9

Children of Western ethnicity
18
5.2
16
7.0

Children of non-Western ethnicity
193
56.1
101
44.1

Educational level of the parents
Low
108
35.9
94
43.5

Moderate
108
35.9
60
27.8

High
85
28.2
62
28.7

Tak et al. International Journal of Behavioral Nutrition and Physical Activity 2008 5:21   doi:10.1186/1479-5868-5-21