Sex | | | 0.32 | | |
Boys | 2.0 | (1.1 to 3.8) | | — | — |
Girls | 1.1 | (0.43 to 3.0) | | — | — |
Age (years) | | | 0.41 | | |
9–11 | 2.1 | (0.97 to 4.4) | | 2.3 | 1.8 |
12–14 | 1.3 | (0.66 to 2.70) | | 1.9 | 0.43 |
Maternal education | | | 0.39 | | |
Primary | 1.9 | (0.64 to 5.7) | | 3.0 | 1.2 |
Secondary | 1.9 | (0.94 to 3.7) | | 2.1 | 1.4 |
Tertiary | 0.63 | (0.16 to 2.6) | | 1.1 | — |
Other family members bicycle | | | 0.04 | | |
Yes | 1.1 | (0.56 to 2.0) | | 1.2 | 1.0 |
No | 3.4 | (1.4 to 8.3) | | 5.0 | 1.3 |
Parents restrict range | | | 0.17 | | |
Yes | 1.4 | (0.78 to 2.4) | | 1.7 | 0.90 |
No | 4.0 | (1.0 to 15.3) | | 4.8 | 2.3 |
Exposure (km) | | | 0.59 | | |
Play only | 1.4 | (0.42 to 4.8) | | 1.1 | 2.3 |
0–4 | 2.9 | (1.0 to 8.6) | | 4.2 | — |
5–12 | 1.6 | (0.59 to 4.1) | | 1.9 | 0.86 |
> 12 | 1.1 | (0.40 to 2.8) | | 1.5 | — |
Activity | | | † | | |
Play | 2.0 | (0.98 to 4.3) | | 2.4 | 1.9 |
Travel | 1.5 | (0.82 to 2.9) | | 2.0 | 0.4 |
Location | | | † | | |
Road | 1.2 | (0.58 to 2.4) | | 1.4 | 0.8 |
Sidewalk | 1.8 | (0.84 to 3.9) | | 2.1 | 1.2 |
Other | 2.3 | (0.87 to 5.9) | | 2.6 | 2.3 |