Table 4

Cross-sectional models, with and without adjustment for population (n=202)

Cross-sectional 1991Cross-sectional 2001Cross-sectional 2011Repeated measures cross-sectional (1991, 2001, 2011)
Model AModel BModel AModel BModel AModel BModel AModel B
Cycle commuters0.48
(0.41 to  0.55)
0.42
(0.35 to 0.48)
0.68
(0.60 to 0.76)
0.52
(0.45 to 0.60)
0.75
(0.69 to 0.82)
0.62
(0.54 to 0.70)
0.61
(0.55 to 0.67)
0.47
(0.42 to 0.53)
Motor vehicle kilometres0.30
(0.20 to 0.40)
−0.13
(−0.27 to 0.01)
0.14
(0.05 to 0.23)
−0.32
(−0.46 to –0.19)
0.15
(0.07 to 0.22)
−0.10
(−0.22 to 0.02)
0.16
(0.08 to 0.24)
−0.24
(−0.34 to –0.14)
Population0.69 (0.51 to 0.86)0.86 (0.67 to 1.05)0.50 (0.29 to 0.71)0.76 (0.62 to 0.91)
  • Model A implements equation 2a, model B implements equation 2b: the difference between the two is that model B additionally adjusts for the local authority population size.