Table 2. Parameter estimates.
| Parameter | Population estimate (%RSE) | |
|---|---|---|
| Structural parameter | ||
| WMAX (kg) | Boys | 8.42 (0.31) |
| Girls | 8.22 (37.2) | |
| PMA50 (weeks) | Boys | 44.1 (2.26) |
| Girls | 44.8 (22.7) | |
| γ | Boys | 4.53 (0.84) |
| Girls | 4.11 (11.9) | |
| α(/week) | 0.003299 (1.27) | |
| α/β | Boys | 14.3 (4.45) |
| Girls | 12.7 (32.2) | |
| Residual variability | ||
| σ2 (CV %)) | 17.9 (1.23) | |
WMAX, PMA50, and γ are maximum weight, PMA to achieve 50% of WMAX, and Hill coefficient, respectively. α/β is the maximum value of logistic function.