ChiBS participants* | ChiBS non-participants** | χ²-test | |||
---|---|---|---|---|---|
% | N | % | N | p-value | |
child characteristics | |||||
sex | 0.634 | ||||
male | 49.3 | 258 | 51.3 | 117 | |
female | 50.7 | 265 | 48.7 | 111 | |
age (years) | <0.001 | ||||
5 | 0.4 | 2 | 55.7 | 127 | |
6 | 11.9 | 62 | 19.3 | 44 | |
7 | 24.7 | 129 | 7.5 | 17 | |
8 | 26.6 | 139 | 6.6 | 15 | |
9 | 24.9 | 130 | 7.0 | 16 | |
10 | 11.1 | 58 | 3.1 | 7 | |
11 | 0.6 | 3 | 0.9 | 2 | |
BMI | 0.550 | ||||
underweight | 13.6 | 71 | 11.8 | 27 | |
normal | 79.3 | 415 | 82.0 | 187 | |
overweight | 5.5 | 29 | 5.7 | 13 | |
obese | 1.5 | 8 | 0.4 | 1 | |
parental characteristics | |||||
household income (missing = 108) | (missing n = 35) | 0.377 | |||
low to low/medium | 5.3 | 21 | 5.7 | 11 | |
medium | 3.3 | 172 | 38.2 | 87 | |
high/medium | 20.7 | 108 | 23.2 | 53 | |
high | 21.5 | 112 | 18.4 | 42 | |
education (ISCED) (missing n = 30) | (missing n = 12) | 0.163 | |||
level 1 | 0.6 | 3 | 0.9 | 2 | |
level 2 | 0.6 | 3 | 2.6 | 6 | |
level 3 | 24.7 | 129 | 27.6 | 63 | |
level 4 | 20.7 | 108 | 18.9 | 43 | |
level 5 or higher | 47.8 | 250 | 44.7 | 102 | |
family structure (missing n = 32) | (missing n = 13) | 0.066 | |||
traditional | 76.9 | 402 | 82.5 | 188 | |
non-traditional | 17.0 | 89 | 11.8 | 27 | |
migrant status | |||||
father migrant | 1.1 | 6 | 2.2 | 5 | 0.770 |
mother migrant | 3.4 | 18 | 3.1 | 7 | 0.274 |