Table 3.
Area, road and travel volume predictors of any cycling injury in London: odds ratios (95% CI) (N = 12,290 points).
| Model 1: area characteristics only | Model 2: area and road segment characteristics | Model 3: area and road segment characteristics, plus cycle and motor vehicle volumes | ||
|---|---|---|---|---|
| Region | Outer | 1 | 1* | 1 |
| Inner | 0.76 (0.57, 1.02) | 0.71 (0.54, 0.94) | 0.97 (0.80, 1.19) | |
| Income deprivation | Change per 1 decile increase in deprivation | 1.02 (1.01, 1.04)*** | 1.02 (1.00, 1.03)* | 1.01 (1.00, 1.03) |
| Road type | Residential | 1*** | 1*** | |
| Tertiary | 1.49 (1.28, 1.73) | 1.29 (1.08, 1.54) | ||
| Secondary | 2.37 (1.98, 2.83) | 1.80 (1.44, 2.24) | ||
| Primary | 2.16 (1.92, 2.44) | 1.52 (1.21, 1.92) | ||
| Unclassified | 1.26 (1.05, 1.51) | 1.43 (1.18, 1.72) | ||
| Speed limit(mph) | 20 | 1*** | 1*** | |
| 30 | 1.31 (1.16, 1.48) | 1.26 (1.12, 1.42) | ||
| 40+ | 0.89 (0.64, 1.23) | 0.64 (0.46, 0.89) | ||
| Bus lane | No | 1* | 1 | |
| Yes | 0.88 (0.80, 0.98) | 0.92 (0.83, 1.02) | ||
| Intersection | No | 1*** | 1*** | |
| Yes | 3.50 (3.22, 3.79) | 3.33 (3.07, 3.61) | ||
| Motor vehicles per day | Change per 1 logarithm increase in no. motor vehicles | 1.31 (1.21, 1.42)*** | ||
| Cycles per day | Change per 1 logarithm increase in number of cycles | 0.82 (0.79, 0.84)*** | ||
*
p<0.05.
***
p < 0.001.