From: Prevalence of thinness and its effect on height velocity in schoolchildren
Thin (%) | Overweight (%) | Obese (%) | Extremely Obese (%) | Normal (%) | |
---|---|---|---|---|---|
Females | |||||
4–6 years (n = 1,976) | 23.2 | 5.9 | 3.2 | 8.7 | 14.5 |
7–9 years (n = 3,352) | 32.4 | 15.4 | 15.5 | 18.2 | 23.6 |
10–12 years (n = 3,492) | 19.9 | 29.9 | 29.5 | 21.7 | 23.2 |
13–15 years (n = 3,179) | 12.1 | 29.5 | 30.5 | 27.8 | 21.5 |
16–18 years (n = 2,513) | 12.4 | 19.4 | 21.3 | 23.7 | 17.2 |
Peak (age) height velocity | 6.5 ± 0.3 cm/years (at 13 years) | 7.0 ± 0.3 cm/years at 11 years) | 8.0 ± 0.3 cm/years (at 10 years) | 7.1 ± 0.3 cm/years (at 11 years) | 6.5 ± 0.3 cm/years (at 11 years) |
Males | |||||
4–6 years (n = 2,064) | 25.2 | 4.7 | 2.8 | 7.8 | 15.5 |
7–9 years (n = 3,683) | 35.9 | 16.7 | 14.9 | 17.3 | 27.0 |
10–12 years (n = 3,649) | 18.7 | 31.5 | 30.9 | 21.7 | 26.2 |
13–15 years (n = 2,902) | 12.2 | 29.5 | 31.2 | 28.4 | 18.3 |
16–18 years (n = 1,988) | 8.0 | 17.5 | 20.4 | 24.8 | 12.9 |
Peak (age) height velocity | 7.7 ± 0.3 cm/years (at 15 years) | 6.3 ± 0.3 cm/years (at 12 years) | 6.7 ± 0.3 cm/years (at 12 years) | 6.4 ± 0.3 cm/years (at 11 years) | 6.7 ± 0.3 cm/years (at 12–14 years) |