Table 1. Demographics and mechanism.
| AIS≥2 group | AISThorax≥2 group | |
|---|---|---|
| (n = 46,526) | (n = 6,382) | |
| n (%) | n (%) | |
| Year of inclusion | ||
| 1997–2001 | 14,771 (31.7) | 1,896 (29.7) |
| 2002–2006 | 12,249 (26.3) | 1,576 (24.7) |
| 2007–2011 | 10,458 (22.5) | 1,462 (22.9) |
| 2012–2016 | 9,048 (19.5) | 1,448 (22.7) |
| Agea, years median [IQR] | 28 [18–45] | 41 [25–58] |
| Sexb | ||
| Male | 33,738 (72.5) | 4,400 (68.9) |
| Female | 12,778 (27.4) | 1,982 (31.1) |
| Road user | ||
| Car occupant | 12,739 (27.4) | 3,337 (52.3) |
| Pedestrian | 6,011 (12.9) | 677 (10.6) |
| Bicyclist | 8,783 (18.9) | 439 (6.9) |
| Motorcyclist | 14,497 (31.2) | 1,617 (25.3) |
| Other | 4,496 (9.6) | 312 (4.9) |
| Road network | ||
| City street | 26,238 (56.4) | 3,361 (52.7) |
| Highway | 3,006 (6.5) | 723 (11.3) |
| Rural road | 5,745 (12.3) | 1,497 (23.4) |
| Other | 11,537 (24.8) | 801 (12.6) |
a45 missing data
b10 missing data
AIS ≥2 group: trauma patients presenting with at least one injury AIS≥2.
AISThorax≥2 group: trauma patients presenting with at least one thoracic injury AIS≥2.
AIS: abbreviated injury scale.