Table 2.
Factors associated with bike and car use as mode of transport to school during 1994-2005
| Bike use | Car use | ||||
|---|---|---|---|---|---|
| Model adjusted for socio-demographic factors | Model adjusted for socio-demographic +environmental factors | Model adjusted for socio-demographic factors | Model adjusted for socio-demographic +environmental factors | ||
| Factor | ORwt (95% CIwt) |
ORwt (95% CIwt) |
ORwt (95% CIwt) |
ORwt (95% CIwt) |
|
| Survey year: | 1994 | 1.0 | 1.0 | 1.0 | 1.0 |
| 2000 | 0.79 (0.61-1.03) |
0.83 (0.63-1.09) |
1.53 (1.13-2.07) |
1.45 (1.06-1.99) |
|
| 2005 |
0.75 (0.57-0.98) |
0.81 (0.61-1.07) |
1.40 (1.03-1.89) |
1.30 (0.94-1.79) |
|
| Sex: | girls | 1.0 | 1.0 | 1.0 | 1.0 |
| Boys | 1.19 (0.96-1.48) |
1.17 (0.94-1.46) |
0.95 (0.76-1.18) |
0.96 (0.76-1.21) |
|
| Age: | 6 to 9 | 1.0 | 1.0 | 1.0 | 1.0 |
| 10 to 12 |
4.54 (3.37-6.10) |
4.26 (3.15-5.75) |
0.58 (0.45-0.75) |
0.51 (0.39-0.67) |
|
| 13 to 14 |
9.67 (7.16-13.10) |
9.84 (7.21-13.42) |
0.56 (0.42-0.75) |
0.33 (0.22-0.47) |
|
| Nationality: | non-Swiss | 1.0 | 1.0 | 1.0 | 1.0 |
| Swiss | 1.16 (0.82-1.64) |
1.06 (0.74-1.51) |
1.22 (0.89-1.67) |
1.12 (0.81-1.54) |
|
| Region: | non-urban | 1.0 | 1.0 | 1.0 | 1.0 |
| urban |
0.69 (0.55-0.86) |
0.70 (0.56-0.87) |
1.09 (0.87-1.38) |
1.18 (0.92-1.51) |
|
| Language: | German | 1.0 | 1.0 | 1.0 | 1.0 |
| French |
0.18 (0.12-0.25) |
0.19 (0.13-0.270) |
2.51 (1.99-3.17) |
2.18 (1.71-2.79) |
|
| Italian |
0.42 (0.21-0.82) |
0.45 (0.23-0.86) |
3.42 (2.24-5.22) |
3.20 (2.05-5.00) |
|
| Distance to school (Km): | - |
0.93 (0.89-0.96) |
- |
1.16 (1.12-1.21) |
|
| Cars at home: | None or 1 car | - | 1.0 | - | 1.0 |
| 2 or more cars | - | 1.10 (0.87-1.39) |
- |
1.72 (1.35-2.18) |
|
| Bike availability: | always | - | 1.0 | - | 1.0 |
| not always | - |
0.13 (0.07-0.23) |
- | 1.09 (0.77-1.53) |
|