Characteristic | No (%) | P value | ||||
Riders (n=435) | Non-riders (n=33) | Total (n=468) | Electric riders versus Manual riders | |||
Manual (n=323) | Electric (n=112) | Manual (n=15) | Electric (n=18) | |||
Triage acuity | ||||||
1: Most urgent | 2 (0.6) | 1 (0.89) | 0 (0.0) | 0 (0.0) | 3 (0.6) | 0.7633 |
2 | 1 (0.3) | 1 (0.89) | 0 (0.0) | 0 (0.0) | 2 (0.4) | 0.4323 |
3 | 19 (5.9) | 14 (12.5) | 2 (13.3) | 2 (11.1) | 37 (7.9) | 0.0228 |
4 | 270 (84.8) | 92 (82.1) | 13 (86.7) | 16 (88.9) | 395 (84.4) | 0.5029 |
5: Least urgent | 27 (8.4) | 4 (3.6) | 0 (0.0) | 0 (0.0) | 31 (6.6) | 0.0900 |
Injury characteristics* | ||||||
Head injury | ||||||
Minor head injury† | 34 (10.5) | 23 (20.5) | 5 (33.3) | 2 (12.5) | 64 (13.7) | 0.0069 |
Intracranial haemorrhage | 1 (0.3) | 1 (1.1) | 0 (0.0) | 0 (0.0) | 2 (0.4) | 0.4323 |
Any fractures | 31 (9.6) | 13 (11.6) | 0 (0.0) | 2 (11.1) | 46 (9.8) | 0.5438 |
Lacerations (suture) | 63 (19.5) | 50 (44.6) | 3 (20.0) | 2 (11.1) | 118 (25.2) | <0.0001 |
Contusions, sprains and lacerations with no fracture or head injury | 158 (48.9) | 30 (26.8) | 7 (46.7) | 10 (55.6) | 205 (43.8) | <0.0001 |
Dislocations | ||||||
Minor‡ | 3 (0.9) | 0 (0.0) | 0 (0.0) | 1 (5.6) | 4 (0.9) | 0.3066 |
Major§ | 6 (1.9) | 3 (2.7) | 1 (6.7) | 0 (0.0) | 10 (2.1) | 0.5993 |
Affected part of the body | ||||||
Upper extremity | ||||||
Distal | 76 (23.6) | 23 (20.5) | 3 (20.0) | 3 (16.7) | 105 (22.4) | 0.5114 |
Proximal | 15 (4.6) | 5 (5.3) | 2 (13.3) | 2 (11.1) | 25 (5.34) | 0.7618 |
Lower extremity | ||||||
Distal | 52 (16.1) | 14 (12.5) | 0 (0.0) | 3 (16.7) | 69 (14.7) | 0.3608 |
Proximal | 13 (4.0) | 6 (5.4) | 2 (13.3) | 2 (11.1) | 23 (4.9) | 0.5526 |
Facial | 81 (25.1) | 43 (38.4) | 2 (13.3) | 4 (22.2) | 130 (27.8) | 0.0072 |
Vertebral column | 8 (2.5) | 3 (2.7) | 1 (6.7) | 1 (5.6) | 13 (2.8) | 0.9068 |
Thoracic | 14 (4.3) | 3 (2.7) | 0 (0.0) | 1 (5.6) | 18 (3.9) | 0.4364 |
*Categories are not mutually exclusive.
†Minor head injuries include all closed head injuries without skull fracture or intracranial haemorrhage.
‡Minor dislocations included dislocations of the fingers or foot.
§Major dislocations include dislocations of the jaw, hips, shoulders, elbows, knees and ankles.