Baseline characteristics in the intervention and control group by gender
| Group | Boys | Girls | Total |
|---|---|---|---|
| Bicycling group | Boys (n=14) | Girls (n=9) | Total (n=23) |
| Age (years) | 12.2 (0.9) | 11.8 (0.7) | 12.0 (0.8) |
| Height (cm) | 152.4 (8.4) | 152.4 (4.7) | 152.4 (7.1) |
| Weight (kg) | 44.2 (8.2) | 44.0 (7.2) | 44.1 (7.6) |
| BMI (kg/m2) | 18.9 (2.1) | 18.9 (2.4) | 18.9 (2.2) |
| Distance to school (km) | 2.43 (1.75) | 1.95 (1.10) | 2.24 (1.52) |
| Activity level (counts/min) | 661 (215) | 477 (124) | 589 (204) |
| Control group | Boys (n=12) | Girls (n=8) | Total (n=20) |
| Age (years) | 11.9 (0.8) | 11.6 (0.7) | 11.8 (0.8) |
| Height (cm) | 150.3 (7.0) | 150.2 (6.6) | 150.3 (6.7) |
| Weight (kg) | 41.0 (7.5) | 42.1 (7.4) | 41.5 (7.3) |
| BMI (kg/m2) | 18.1 (2.4) | 18.6 (2.5) | 18.3 (2.4) |
| Distance to school (km) | 1.94 (1.52) | 4.4 (4.5) | 2.9 (3.2) |
| Activity level (counts/min) | 531 (124) | 547 (122) | 537 (121) |
Data presented as mean and (SD) values.