Table 3.
Distribution of head or neck injury according to a set of independent variables
| N | Head and neck | Other parts | χ2 test | |
|---|---|---|---|---|
| n (%) | n (%) | p value | ||
| Total | 14,382 | 1561 (10.85) | 12,821 (88.15) | |
| Pedestrian gender | < 0.001 | |||
| Male | 6025 (41.89) | 732 (12.15) | 5302 (87.85) | |
| Female | 8357 (58.11) | 838 (10.03) | 7519 (89.97) | |
| Driver gender | < 0.001 | |||
| Male | 9958 (69.24) | 1147 (11.52) | 8811 (88.48) | |
| Female | 4424 (30.76) | 414 (9.36) | 4010 (90.64) | |
| Pedestrian age | < 0.001 | |||
| < 18 | 1079 (7.50) | 117 (10.84) | 962 (89.16) | |
| 18–40 | 3250 (22.60) | 228 (7.02) | 3022 (92.98) | |
| 41–64 | 5045 (35.08) | 548 (10.86) | 4497 (89.14) | |
| ≥ 65 | 5008 (34.82) | 668 (13.34) | 4340 (86.66) | |
| Driver age | 0.083 | |||
| < 18 | 275 (1.91) | 36 (13.10) | 239 (86.90) | |
| 18–40 | 7912 (55.01) | 870 (11.00) | 7042 (89.00) | |
| 41–64 | 5169 (35.94) | 566 (10.95) | 4603 (89.05) | |
| ≥ 65 | 1026 (7.13) | 89 (8.67) | 937 (91.33) | |
| Driver alcohol use | 0.011 | |||
| Yes | 853 (5.93) | 115 (13.48) | 738 (86.52) | |
| No | 13,529 (94.07) | 1446 (10.69) | 12,083 (89.31) | |
| Months | 0.107 | |||
| Spring/summer | 6689 (46.51) | 696 (10.41) | 5993 (89.59) | |
| Autumn/winter | 7693 (53.49) | 865 (11.24) | 6828 (88.76) | |
| Weather | < 0.001 | |||
| Good | 9734 (67.68) | 991 (10.18) | 8743 (89.82) | |
| Adverse | 4648 (32.32) | 570 (12.26) | 4078 (87.74) | |
| Location | 0.015 | |||
| Urban (speed limit <=50 km) | 4322 (30.05) | 419 (9.69) | 3903 (90.31) | |
| Rural (speed limit > 51 km) | 10,060 (69.95) | 1112 (11.05) | 8948 (88.95) | |
| Light condition | < 0.001 | |||
| Daylight | 7440 (51.73) | 734 (9.87) | 6706 (90.13) | |
| Dark lit | 6124 (42.58) | 694 (11.33) | 5430 (88.67) | |
| Dark unlit | 818 (5.69) | 133 (16.30) | 685 (83.70) | |
| Road surface condition | 0.002 | |||
| Dry | 10,941 (76.07) | 1137 (10.40) | 9804 (89.60) | |
| Slippery | 3441 (23.93) | 434 (12.30) | 3017 (87.70) | |
| Sight distance | 0.002 | |||
| Adequate | 13,704 (95.29) | 1463 (10.65) | 12,241 (89.35) | |
| Limited | 678 (4.71) | 98 (14.55) | 580 (85.55) | |
| Walking direction | 0.050 | |||
| With traffic | 10,749 (74.74) | 1198 (11.15) | 9551 (88.85) | |
| Against traffic | 3633 (25.26) | 363 (9.99) | 3270 (90.01) | |
| Crash partner | < 0.001 | |||
| Large vehicle | 1252 (8.70) | 246 (19.65) | 1006 (80.35) | |
| Car | 4904 (34.10) | 352 (7.18) | 4552 (92.82) | |
| Motorcycle | 8226 (57.20) | 963 (11.71) | 7263 (88.29) | |
| Day of week | 0.903 | |||
| Weekend | 3637 (25.29) | 397 (10.92) | 3240 (89.08) | |
| Weekday | 10,745 (74.71) | 1164 (10.83) | 9581 (89.17) | |
| Time of crash | < 0.001 | |||
| Rush hour (0700–0859,1700–1859) | 4210 (29.27) | 462 (10.97) | 3748 (89.03) | |
| Non rush hour (0900–1659) | 4251 (29.56) | 385 (9.06) | 3866 (90.94) | |
| Evening hour (1900–2359) | 4572((31.79) | 511 (11.18) | 4061 (88.82) | |
| Midnight (00–0659) | 1349 (9.38) | 203 (15.05) | 1146 (84.95) |