Work, vehicle, crash day factors, knowledge of driving and injury site among participants treated in the emergency and casualty departments of Chittagong Medical College Hospital, Bangladesh by injury severity (November 2020–November 2021) (n=363)
| Variable | Injury severity | Total n (%) | |||
| Minor (n=164) | Moderate (n=103) | Serious (n=75) | Severe (n=21) | ||
| Role, n (%) | |||||
| Motor vehicle driver | 95 (45.45) | 59 (28.23) | 46 (22.01) | 9 (4.31) | 209 (57.58) |
| Cyclist/rickshaw puller | 36 (43.90) | 22 (26.83) | 15 (18.29) | 9 (10.98) | 82 (22.59) |
| Passenger | 33 (45.83) | 22 (30.56) | 14 (19.44) | 3 (4.17) | 72 (19.83) |
| Working shift, n(%) | |||||
| Evening | 34 (46.58) | 23 (31.51) | 12 (16.44) | 4 (5.48) | 73 (20.11) |
| Morning | 88 (46.07) | 52 (27.23) | 39 (20.42) | 12 (6.28) | 191 (52.62) |
| Both | 42 (42.42) | 28 (28.28) | 24 (24.24) | 5 (5.05) | 99 (27.27) |
| Workdays per week, n (%) | |||||
| ≤6 days | 71 (40.34) | 54 (30.68) | 38 (21.59) | 13 (7.39) | 176 (48.48) |
| 7 days | 93 (49.73) | 49 (26.20) | 37 (19.79) | 8 (4.28) | 187 (51.52) |
| Bad weather on the crash day, n (%) | |||||
| Yes | 24 (50.00) | 8 (16.67) | 14 (29.17) | 2 (4.17) | 48 (13.22) |
| No | 140 (44.44) | 95 (30.16) | 61 (19.37) | 19 (6.03) | 315 (86.78) |
| Vehicle status*, n (%) | |||||
| New | 123 (45.05) | 77 (28.21) | 57 (20.88) | 16 (5.86) | 273 (75.21) |
| Old | 41 (45.56) | 26 (28.89) | 18 (20.00) | 5 (5.56) | 90 (24.79) |
| Occurrence of the event in high-risk place, n (%) | |||||
| Yes | 49 (45.37) | 30 (27.78) | 21 (19.44) | 8 (7.41) | 108 (29.75) |
| No | 115 (45.10) | 2 (28.63) | 54 (21.18) | 13 (5.10) | 255 (70.25) |
| Knowledge of driving rules | |||||
| Present† | 115 (50.22) | 55 (24.02) | 44 (19.21) | 15 (6.55) | 229 (63.09) |
| Absent | 49 (36.57) | 48 (35.82) | 31 (23.13) | 6 (4.48) | 134 (36.91) |
| Crossed speed limit, n (%) | |||||
| Yes | 114 (45.60) | 67 (26.80) | 57 (22.80) | 12 (4.80) | 250 (68.87) |
| No | 50 (44.25) | 2 (36.31) | 18 (15.93) | 9 (7.96) | 113 (31.13) |
| Wearing seatbelt at the time of crash‡, n (%) | |||||
| Yes | 6 (35.29) | 4 (23.53) | 7 (41.18) | 0 (0.00) | 17 (10.24) |
| No | 69 (46.31) | 43 (28.86) | 29 (19.46) | 8 (5.37) | 149 (89.76) |
| Injury site, n (%) | |||||
| Head/face | 61 (45.52) | 41 (30.60) | 3 (17.91) | 8 (5.97) | 134 (36.91) |
| Torso/limbs | 103 (44.98) | 62 (27.07) | 51 (22.27) | 13 (5.68) | 229 (63.09) |
*Purchased and licensed within the last 2 years.
†Knows at least one of the following—driving rules, speed limit and road signs.
‡Among drivers of cars, lorries and trucks only.