Helmet worn | ||||
---|---|---|---|---|
Yes/No | (% Yes/% No)* | Unadjusted Odds Ratio (95% Confidence Interval) | Adjusted Odds Ratio (95% Confidence Interval) | |
City | ||||
Vancouver | 315/99 | (76/24) | 1 (reference) | 1 (reference) |
Toronto | 163/113 | (59/41) | 0.46 (0.33 – 0.64) | 0.38 (0.25 – 0.57) |
Bike light turned on during trip | ||||
No | 376/179 | (68/32) | 1 (reference) | 1 (reference) |
Yes | 102/33 | (76/24) | 1.45 (0.93 – 2.25) | 2.02 (1.17 – 3.50) |
Trip distance | ||||
< 2 km | 147/102 | (59/41) | 1 (reference) | 1 (reference) |
2 - < 5 km | 158/63 | (71/29) | 1.63 (1.10 – 2.41) | 1.67 (1.05 – 2.65) |
5 - < 10 km | 106/32 | (77/23) | 2.14 (1.34 – 3.44) | 1.67 (0.96 – 2.89) |
10 - < 20 km | 36/12 | (75/25) | 1.91 (0.94 – 3.85) | 1.47 (0.65 – 3.34) |
≥ 20 km | 31/3 | (91/9) | 6.75 (2.01 – 22.7) | 5.43 (1.42 – 20.8) |
Bike type used on trip | ||||
Mountain bike | 139/67 | (67/23) | 1 (reference) | 1 (reference) |
City bike | 17/12 | (59/41) | 0.66 (0.30 – 1.46) | 0.82 (0.33 – 2.05) |
Touring/road bike | 98/46 | (68/32) | 1.01 (0.64 – 1.61) | 1.11 (0.65 – 1.90) |
Racing bike | 50/16 | (76/24) | 1.45 (0.77 – 2.73) | 1.22 (0.58 – 2.58) |
Folding bike | 7/5 | (58/42) | 0.65 (0.19 – 2.12) | 0.84 (0.20 – 3.44) |
Hybrid | 152/28 | (84/16) | 2.58 (1.55 – 4.27) | 2.08 (1.18 – 3.68) |
Cruiser | 6/17 | (26/74) | 0.17 (0.07 – 0.47) | 0.15 (0.05 – 0.46) |
BMX bike | 1/6 | (14/86) | 0.07 (0.01 – 0.66) | 0.15 (0.02 – 1.40) |
Fixed gear | 8/15 | (35/65) | 0.25 (0.10 – 0.61) | 0.42 (0.16 – 1.16) |
Alcohol used in 6 hours prior to trip | ||||
No | 442/175 | (72/28) | 1 (reference) | 1 (reference) |
Yes | 36/37 | (49/51) | 0.39 (0.24 – 0.64) | 0.42 (0.23 – 0.78) |
Sex | ||||
Male | 272/138 | (66/34) | 1 (reference) | 1 (reference) |
Female | 206/74 | (74/26) | 1.33 (0.95 – 1.87) | 1.62 (1.06 – 2.48) |
Age | ||||
19 - 29 | 160/103 | (61/39) | 1 (reference) | 1 (reference) |
30 - 39 | 114/54 | (68/32) | 1.33 (0.88 – 2.01) | 0.98 (0.59 – 1.63) |
40 - 49 | 90/27 | (77/23) | 2.14 (1.29 – 3.53) | 1.27 (0.67 – 2.40) |
50 - 59 | 69/14 | (83/17) | 3.04 (1.62 – 5.68) | 2.45 (1.12 – 5.35) |
≥ 60 | 44/12 | (79/21) | 2.24 (1.27 – 4.45) | 1.35 (0.58 – 3.17) |
Income | ||||
< $15,000 | 30/36 | (45/55) | 0.44 (0.24 – 0.81) | 0.45 (0.22 – 0.92) |
$15,000 - 29,999 | 50/33 | (60/40) | 0.75 (0.42 – 1.33) | 0.94 (0.48 – 1.83) |
$30,000 - 49,999 | 83/37 | (69/31) | 1.13 (0.66 – 1.92) | 1.12 (0.61 – 2.07) |
$50,000 - 79,999 | 88/45 | (69/31) | 1 (reference) | 1 (reference) |
$80,000 - 119,999 | 80/19 | (81/19) | 2.11 (1.14 – 3.90) | 1.67 (0.84 – 3.35) |
≥ $120,000 | 97/12 | (89/11) | 4.00 (1.99 – 8.06) | 2.28 (1.03 – 5.07) |
DK/Refuse | 50/30 | (63/37) | 0.89 (0.50 – 1.61) | 0.84 (0.42 – 1.71) |
Education | ||||
Some high school | 7/6 | (54/46) | 0.43 (0.13 – 1.42) | 0.42 (0.11 – 1.70) |
Completed high school | 19/21 | (48/52) | 0.30 (0.15 – 0.59) | 0.30 (0.13 – 0.68) |
Some post-secondary education | 71/48 | (60/40) | 0.47 (0.29 – 0.76) | 0.61 (0.35 – 1.06) |
Completed college/ technical diploma | 68/57 | (54/46) | 0.38 (0.24 – 0.61) | 0.43 (0.25 – 0.74) |
Completed university degree | 190/59 | (76/24) | 1 (reference) | 1 (reference) |
Completed graduate degree | 123/21 | (85/15) | 1.80 (1.04 – 3.12) | 1.29 (0.70 – 2.40) |