| Study Cohort Members | Whiplash Only | Whiplash Plus Other Injuries |
Number | 3014 | 1666 | 1348 |
% involved in collisions resulting in: | |||
Fatal injury | 1.3 | 0.6 | 2.2 |
Serious injury | 11.4 | 7.1 | 16.8 |
Minor injury | 65.6 | 64.9 | 66.5 |
Material damage only | 21.6 | 27.4 | 14.5 |
Vehicle type (%): | |||
Car or taxi | 89.5 | 92.7 | 85.6 |
Truck | 5.4 | 4.7 | 6.2 |
Other/missing data | 5.1 | 2.5 | 8.2 |
Function of whiplash subject (%): | |||
Driver | 76.0 | 78.2 | 73.2 |
Passenger | 22.0 | 20.9 | 23.4 |
Pedestrian | 1.6 | 0.7 | 2.7 |
Missing data | 0.4 | 0.2 | 0.7 |
% involved in collision with: | |||
Moving object | 78.3 | 84.4 | 70.8 |
Stationary object | 12.0 | 8.9 | 15.7 |
Other (no collision or missing data) | 9.7 | 6.7 | 13.4 |
% involving one vehicle only | 23.5 | 17.2 | 31.2 |
Direction of collision (%): | |||
Rear-end | 30.7 | 39.5 | 19.8 |
90E | 19.1 | 18.0 | 20.4 |
Head-on | 14.5 | 11.8 | 17.7 |
Other/missing data | 35.8 | 30.7 | 42.1 |
Seat belt (%): | |||
Used | 61.7 | 62.8 | 60.2 |
Not used | 8.7 | 5.4 | 12.8 |
Missing data | 29.6 | 31.8 | 26.9 |
Authorized speed limit (%): | |||
- than60 km/h | 53.8 | 59.0 | 47.4 |
60 - 90 km/h | 19.8 | 19.1 | 20.7 |
$ 90 km/h and + | 24.3 | 20.0 | 29.6 |
Missing data | 2.1 | 1.9 | 2.3 |