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Table 2 Factors associated with bike and car use as mode of transport to school during 1994-2005

From: Trend in active transportation to school among Swiss school children and its associated factors: three cross-sectional surveys 1994, 2000 and 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)