Variable | Age 6–11 years | Age 12–18 years | ||
Boys (n = 817) | Girls (n = 661) | Boys (n = 513) | Girls (n = 509) | |
Age (years) | 9.4 (1.4) | 9.6 (1.4) | 14.3 (1.7) | 14.6 (2.1) |
Weight (kg) | 23.4 (4.2) | 23.2 (4.5) | 39.6 (9.4) | 39.6 (8.4) |
Height (m) | 1.24 (0.08) | 1.25 (0.09) | 1.50 (0.11) | 1.47 (0.08) |
BMI (kg/m2) | 15.0 (1.4) | 14.8 (1.4) | 17.5 (2.2) | 18.1 (2.6) |
BF (kg) | 2.0 (1.1) | 2.7 (1.3) | 3.8 (2.0) | 7.8 (4.2) |
%BF | 8.5 (3.1) | 11.2 (3.9) | 9.7 (3.8) | 18.7 (6.6) |
TF (kg) | 0.7 (0.4) | 0.9 (0.5) | 1.6 (1.0) | 3.4 (2.2) |
%TF | 3.0 (1.1) | 3.9 (1.7) | 3.8 (1.7) | 7.9 (3.7) |
FMI (kg/m2) | 1.3 (0.6) | 1.7 (0.7) | 1.7 (0.8) | 3.5 (1.7) |
LMI (kg/m2) | 13.7 (1.1) | 13.1 (1.1) | 15.7 (1.9) | 14.6 (1.4) |
SBP (mm Hg) | 101 (7.4) | 101 (7.5) | 109 (9.1) | 107 (8.7) |
DBP (mm Hg) | 56 (7.2) | 57 (7.4) | 62 (7.6) | 61 (7.2) |
Education (years) | 2.8 (1.6) | 2.8 (1.6) | 7.4 (1.8) | 6.6 (2.1) |
Occupation* (%) | 99.3 | 98.9 | 88.1 | 73.7 |
Results are mean (SD) or %.
*Defined as student or other.
BF, total body fat; %BF, percentage body fat; BMI, body mass index; DBP, diastolic blood pressure; FMI, fat mass index; LMI, lean mass index; SBP, systolic blood pressure; TF, trunk fat; %TF, percentage trunk fat.