The annual change in SDscore (SDS) for each age group using the 1990 reference, expressed as mean (SD)
| Age | n | Change in height SDS | Change in weight SDS | Change in BMI SDS |
| Boys | ||||
| 7+ y | 27 | −0.07 (0.17) | 0.03 (0.20) | 0.11 (0.29) |
| 8+ y | 165 | −0.02 (0.20) | 0.09 (0.27) | 0.17 (0.40) |
| 9+ y | 261 | −0.02 (0.21) | 0.04 (0.23) | 0.07 (0.33) |
| 10+ y | 121 | 0.00 (0.18) | 0.03 (0.29) | 0.00 (0.44) |
| Girls | ||||
| 7+ y | 18 | −0.04 (0.18) | 0.02 (0.43) | 0.04 (0.49) |
| 8+ y | 148 | −0.03 (0.21) | 0.07 (0.27) | 0.11 (0.34) |
| 9+ y | 211 | 0.01 (0.24) | 0.09 (0.32) | 0.00 (0.46) |
| 10+ y | 92 | 0.11 (0.25) | 0.20 (0.24) | 0.14 (0.31) |