TABLE 1

Descriptive characteristics of children and adolescents of the EYHS stratified by sex

Children (n = 1,252)Adolescents (n = 790)
Male (n = 593)Female (n = 659)Male (n = 351)Female (n = 439)
Age (years)9.7 ± 0.49.6 ± 0.415.5 ± 0.515.5 ± 0.5
Tanner stage (1–5)1.03 ± 0.171.29 ± 0.504.30 ± 0.894.35 ± 0.68
BMI (kg/m2)17.1 ± 2.217.1 ± 2.620.5 ± 2.520.5 ± 2.7
Weight (kg)33.3 ± 6.133.1 ± 6.962.5 ± 10.156.2 ± 8.3
Height (cm)139.1 ± 6.6138.7 ± 6.7174.3 ± 7.6165.3 ± 6.0
Sum of skinfolds (mm)29.5 ± 14.437.0 ± 18.132.1 ± 15.347.8 ± 17.0
Waist circumference (cm)59.4 ± 5.558.4 ± 6.671.3 ± 5.966.8 ± 5.8
Physical activity (cpm)740.2 ± 235.7613.2 ± 188.3558.8 ± 238.5455.0 ± 166.4
Moderate/vigorous physical activity (% registered time)11.1 ± 5.27.9 ± 3.88.0 ± 4.96.2 ± 3.5
% normal weight80.885.786.088.2
% overweight, nonobese12.19.18.89.3
% obese7.15.25.12.5
  • Data are means ± SD. Obese, BMI ≥95th percentile; overweight but nonobese, BMI ≥ 85th percentile and <95th percentile; normal weight, BMI <85th percentile. For moderate and vigorous intensity physical activity, data were available for 408 and 462 children (male and female, respectively) and 166 and 247 adolescents.