Table 1.
Primary | Secondary | |||||
---|---|---|---|---|---|---|
Total (n = 668) |
Male (n = 310) |
Female (n = 358) |
Total (n = 509) |
Male (n = 246) |
Female (n = 263) |
|
Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | |
Age | 8.7 ± 1.7 | 8.7 ± 1.7 | 8.6 ± 1.67 | 14.9 ± 1.9 | 15.0 ± 1.9 | 14.9 ± 1.8 |
Weight (kg) | 31.8 ± 9.2 | 31.8 ± 9.0 | 31.8 ± 9.5 | 56.3 ± 12.5 | 59.1 ± 14.3 * | 53.7 ± 9.9 * |
Height (m) | 1.32 ± 0.11 | 1.33 ± 0.11 | 1.31 ± 0.11 | 1.63 ± 0.09 | 1.67 ± 0.10 * | 1.59 ± 0.07 * |
BMI (kg/m2) | 17.7 ± 2.9 | 17.6 ± 2.7 | 17.9 ± 3.1 | 20.9 ± 3.3 | 20.9 ± 3.5 | 20.9 ± 3.1 |
Adequate hours of sleep (%) | 62.0 | 63.0 | 61.0 | 62.0 | 66.0 | 59.0 |
Mother completed higher education (%) | 27.0 † | 29.0 † | 26.0 | 20.0 † | 21.0 † | 19.0 |
Father completed higher education (%) | 23.0 | 26.0 | 20.0 | 21.0 | 21.0 | 21.0 |
Mother born outside Catalonia (%) | 25.0 † | 26.0 † | 25.0 † | 39.0 † | 42.0 † | 37.0 † |
Low FAS (%) | 4.7 | 4.5 | 4.8 | 2.8 | 2.0 | 3.4 |
Medium FAS (%) | 64.1† | 67.8 † | 60.9 † | 43.0 † | 41.1† | 44.9 † |
High FAS (%) | 31.2 † | 27.7 † | 34.3 † | 54.2 † | 56.9 † | 51.7 † |
1 For each variable, the groups with the same superscript present statistically significant differences (p-value < 0.05). BMI: body mass index; FAS: Family Affluence Scale. * Differences between sexes in each school group; † differences between school groups: total, male, and female.