Basic characteristics of the subjects in the intervention and control groups
| Variable | Intervention (n = 29) | Control (n = 49) |
|---|---|---|
| Values are mean (SD). | ||
| Age (years) | 11.2 (0.4) | 11.2 (0.3) |
| Height (cm) | 150.3 (6.4) | 147.8 (7.3) |
| Weight (kg) | 45.2 (10.7) | 45.2 (10.0) |