Descriptive statistics comparing low-income and high-income clusters in the city of Toronto
| Low income N=44 census tracts Mean (SD) Minimum, maximum | High income N=58 census tracts Mean (SD) Minimum, maximum | P value | |
| Per cent low income | 30.7 (9.00) | 4.4 (1.85) | <0.0001 |
| Census tract child population (5–14 years) | 714 (236.4) 205, 1235 | 438 (238.4) 40, 1110 | <0.0001 |
| Child PMVC rates (#/1000 km road) | 1.13 (1.06) 0.00, 4.38 | 0.21 (0.21) 0.00, 1.05 | <0.0001 |
| Roadway environment Road length (km) | 5.69 (4.14) 0.08, 14.88 | 12.07 (5.55) 1.32, 27.82 | <0.0001 |
| Speed humps (#/100 km road) | 0.08 (0.28) 0.00, 1.38 | 0.31 (0.61) 0.00, 3.70 | <0.0001 |
| Local roads (km/10 km road) | 5.68 (2.71) 0.00, 11.29 | 7.92 (1.39) 3.34, 11.15 | <0.0001 |
| Missing both sidewalks (km/10 km road) | 0.29 (0.80) 0.00, 3.57 | 1.19 (1.91) 0.00, 6.54 | 0.005 |
| Crossing guard (#/10 km/road) | 2.34 (2.76) 0.00, 10.94 | 1.16 (1.24) 0.00, 4.10 | 0.005 |
| One way (km/10 km road) | 0.44 (0.89) 0.00, 3.77 | 0.57 (0.99) 0.00, 3.98 | 0.49 |
PMVC, pedestrian–motor vehicle collision.