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. 2021 Dec 31;16(12):e0261182. doi: 10.1371/journal.pone.0261182

Table 3. Crash and temporal risk factors for fatal crashes by road user sex.

Male Female Male vs. female
n (%) IF^ n (%) IF^ P * Cramer’s V Risk Ratio (CI)
Crash cause
Driver factor 13441 (47.0%) 1.1 4064 (48.3%) 1.1 0.03 0.01 1.03 (1.00–1.06)
Pedestrian factor 8859 (31.0%) 0.9 2617 (31.1%) 0.9 0.78 <0.01 1.01 (0.97–1.04)
Vehicle factor 1041 (3.6%) 1.0 449 (5.3%) 1.5 <0.01 0.04 1.47 (1.32–1.64)
Road factor 1644 (5.8%) 1.0 501 (6.0%) 1.1 0.48 <0.01 1.04 (0.94–1.14)
Hit and run 3627 (12.7%) 0.9 776 (9.2%) 0.7 <0.01 0.05 0.73 (0.68–0.78)
Crash type
Driver/Driver 7886 (30.1%) 1.2 2744 (33.0%) 1.4 <0.01 0.03 1.10 (1.06–1.14)
Driver/Pedestrian 9279 (35.4%) 0.8 2806 (33.8%) 0.8 0.01 0.02 0.95 (0.92–0.99)
Driver mainly 9019 (34.4%) 1.0 2765 (33.3%) 1.0 0.05 0.01 0.97 (0.93–1.00)
Vehicle type
Light vehicle 21168 (76.4%) 1.0 6519 (75.1%) 1.0 0.02 0.01 0.98 (0.97–1.00)
Public transport 3389 (12.2%) 1.0 1555 (17.9%) 1.4 <0.01 0.07 1.47 (1.39–1.55)
Heavy vehicle 2630 (9.5%) 1.1 550 (6.3%) 0.7 <0.01 0.05 0.67 (0.61–0.73)
Motorcycle 539 (1.9%) 1.0 56 (0.7%) 0.3 <0.01 0.04 0.33 (0.25–0.44)
Day period
Night 17917 (57.5%) 1.0 4374 (47.3%) 0.9 <0.01 0.09 0.82 (0.80–0.84)
Day 13222 (42.5%) 1.0 4869 (52.7%) 1.2 <0.01 0.09 1.24 (1.21–1.27)
Week period
Long Weekend 3952 (12.7%) 1.0 1203 (13.0%) 1.1 0.42 <0.01 1.03 (0.97–1.09)
Weekend 16078 (51.6%) 1.0 4465 (48.3%) 1.0 <0.01 0.03 0.94 (0.91–0.96)
Weekday 11109 (35.7%) 1.0 3575 (38.7%) 1.0 <0.01 0.03 1.08 (1.05–1.12)
Vacation period
Non-vacation 22096 (71.0%) 1.0 6485 (70.2%) 1.0 0.14 <0.01 0.99 (0.97–1.00)
Vacation 9043 (29.0%) 1.0 2758 (29.8%) 1.0 0.14 <0.01 1.03 (0.99–1.07)

* 2-tailed P-value, based on Yates corrected Chi-Square

^ Impact Factor