Table 1.
Characteristics of the participants in each age group
| 7–8 years old | 12–13 years old | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Boys (n=32) | Girls (n=35) | All (n=67) | Boys (n=32) | Girls (n=32) | All (n=64) | |||||||
| Mean | SD | Mean | SD | Mean | SD | Mean | SD | Mean | SD | Mean | SD | |
| Age (years) | 7.5 | 0.5 | 7.6 | 0.6 | 7.5 | 0.5 | 12.6 | 0.6 | 12.7 | 0.7 | 12.5 | 0.5 |
| Height (cm) | 131 | 6 | 132 | 5 | 131 | 5 | 161 | 10 | 160 | 7 | 161 | 8 |
| Weight (kg) | 27.4 | 3.2 | 28.8 | 4.8 | 28.1 | 4.2 | 52.2 | 12.8 | 49.5 | 8.6 | 50.9 | 10.9 |
| BMI (kg/m2) | 16.0 | 1.3 | 16.5 | 2.0 | 16.3 | 1.7 | 19.9 | 3.5 | 19.3 | 2.7 | 19.6 | 3.2 |
| Parental education (%)* | ||||||||||||
| 1: Basic school | 21.9 | 8.6 | 14.9 | 15.6 | 40.6 | 28.1 | ||||||
| 2: Vocational education | 12.5 | 5.7 | 9.0 | 12.5 | 12.5 | 12.5 | ||||||
| 3: Short higher education | 34.4 | 54.3 | 44.8 | 37.5 | 34.4 | 35.9 | ||||||
| 4: Long higher education | 31.3 | 31.4 | 31.3 | 34.4 | 12.5 | 23.4 | ||||||
BMI, body mass index
*
Parental educational level. 1: Basic school (10 years or less of total education); 2: Vocational education, upper secondary school (10–12 years); 3: Short higher education (13–15 years) (primarily theoretical); 4: Long higher education (15+ years) (primarily theoretical).