Table 4.
Seat belt usage patterns amongst subjects and in entire CIREN database
| Description of belt use | Thoracolumbar injury data | Entire CIREN database |
||||
|---|---|---|---|---|---|---|
| Major | Minor | Total | Mean ISS | Fatality (major+minor) | ||
| Appropriate 3-point use (belted) |
190 | 175 | 365 | 24.97 | 20+13=33 (9.04%) |
1033 |
| 2-point OR 3-point with improper shoulder belt use (equivalent to a 2 point) |
19 | 2 | 21 | 28.9 | 3+0=3 (14.29%) |
107 |
| Belt absent OR not used (unbelted) |
76 | 82 | 158 | 29.7 | 20+6=26 (16.46%) | 1360 |
| Unknown status of belt use OR different from above three OR Not coded |
14 | 73 | 87 | 2072 | ||
| Number of occupants with known seat belt status |
285 | 259 | 544 | 2500 | ||
| Total | 299 | 332 | 631 | 4572 | ||