Variable | Study I (N=196) | Study II (N=430) | |
---|---|---|---|
 | t1 | t2 |  |
Age (years) | 12.8 ± 1.6 | - | 13.7 ± 1.7 |
Sex (boys) | 109 (55.6%) | - | 221 (51.4%) |
BMI (kg/m2) | 18.8 ± 2.9 | - | 19.6 ± 3.4 |
Physical environment score (possible score range 1.00 – 4.00) | |||
Convenience | 3.23 ± 0.66 | 3.13 ± 0.67 | 3.06 ± 0.75 |
Public recreation facilities | 2.66 ± 0.57 | 2.73 ± 0.61 | 2.66 ± 0.67 |
Safety | 3.16 ± 0.53 | 3.08 ± 0.64 | 3.30 ± 0.51 |
Private sport providers | 2.25 ± 0.67 | 2.37 ± 0.70 | 2.49 ± 0.72 |
Social support score (possible score range 1.00 – 4.00) | |||
Parental support | 2.74 ± 0.61 | 2.72 ± 0.68 | 2.92 ± 0.58 |
Peer support | 2.86 ± 0.55 | 2.76 ± 0.60 | 2.64 ± 0.58 |