Table 1: Weight, height, and body mass index by sex and age (mean and standard deviations).

Weight (kg)Height (cm)BMI (kg/m2)
MeanSDMeanSDMeanSD

Both sexes
 All30.47.5129.58.517.92.9
 6 years24.94.7120.95.616.92.3
 7 years28.55.9126.65.917.62.9
 8 years31.86.6132.16.018.12.9
 9 years35.77.7137.36.318.83.2
Boys
 All30.77.5129.98.418.02.9
 6 years25.14.7121.45.517.02.2
 7 years28.96.0127.15.617.83.0
 8 years31.96.5132.46.018.12.7
 9 years36.17.6137.76.218.93.2
Girls
 All30.17.5129.08.617.82.9
 6 years24.74.7120.55.616.92.4
 7 years28.05.8126.16.117.52.7
 8 years31.76.7131.85.918.13.0
 9 years35.37.8136.96.518.73.2

BMI: body mass index; SD: standard deviation.