Table 6 Cyclist characteristics and crash characteristics for 101 fatal bicycle crashes in Alberta, Canada by age
From: The epidemiology of fatal cyclist crashes over a 14-year period in Alberta, Canada
<10 | 10–19 | 20–44 | 45–64 | ≥65 | Fisher’s Exact p-value | |
|---|---|---|---|---|---|---|
(N = 7) | (N = 12) | (N = 31) | (N = 31) | (N = 20) | ||
n (%) | n (%) | n (%) | n (%) | n (%) | ||
Male | 4 (57) | 12 (100) | 27 (87) | 27 (87) | 18 (90) | 0.161 |
Alcohol use | 0 | 5 (42) | 9 (29) | 10 (32) | 1 (5) | 0.035 |
BACa >0.08 % | 0 | 4 (33) | 9 (100) | 5 (50) | 0 | 0.029 |
Illicit drug use | 0 | 3 (25) | 9 (29) | 2 (6) | 0 | 0.0984 |
Helmet | 1 (14) | 1 (8) | 8 (26) | 6 (19) | 10 (50) | 0.077 |
Location | ||||||
Urban | 4 (57) | 7 (58) | 22 (71) | 18 (58) | 13 (65) | 0.955 |
Rural | 3 (43) | 4 (33) | 8 (26) | 10 (32) | 6 (30) | |
Unknown | 0 (0) | 1 (8) | 1 (3) | 3 (10) | 1 (5) | |
Environment | ||||||
On road | 6 (86) | 11 (92) | 21 (68) | 23 (74) | 16 (80) | 0.575 |
Darkness | 1 (14) | 5 (42) | 12 (39) | 9 (29) | 1(5) | 0.044 |
Mechanism | ||||||
Cyclist fall | 0 | 0 | 6 (19) | 6 (19) | 3 (15) | 0.390 |
MVCCb | 7 (100) | 9 (75) | 20 (65) | 19 (61) | 12 (60) | |
Midblock ride-out | 1 (14) | 2 (17) | 3 (15) | 1 (5) | 1 (5) | 0.545 |
Cyclist inattention | 2 (29) | 4 (44) | 4 (20) | 6 (32) | 7 (35) | |
Motorist inattention | 4 (57) | 1 (8) | 9 (45) | 7 (37) | 4 (20) | |
Unclear/Unknown | 0 | 2 (17) | 4 (20) | 5 (26) | 0 | |
Struck object | 0 | 0 | 4 (13) | 2 (6) | 1 (5) | |
Other | 0 | 3 (25) | 1 (3) | 4 (13) | 4 (20) | |
Injury | ||||||
Head injury | 5 (71) | 10 (83) | 24 (77) | 23 (74) | 14 (70) | 0.929 |
Trunk injury | 4 (57) | 9 (75) | 18 (58) | 15 (48) | 11 (55) | 0.655 |
Spine injury | 1 (14) | 1 (8) | 11 (35) | 8 (26) | 5 (25) | 0.475 |
Limb injury | 5 (71) | 9 (75) | 22 (71) | 20 (65) | 12 (60) | 0.895 |