N | Age under 65 | N | Age 65 or older | |
---|---|---|---|---|
All patients | 14 146 | 10 936 | ||
Demographics | ||||
Male | 11 006 | 77.8% (77.1% to 78.5%) | 5529 | 50.6% (49.6% to 51.5%) |
Age | 37.0 (24.9–50.3) | 81.3 (74.8–87.0) | ||
Presenting GCS | 13 (8–15) | 14 (11–15) | ||
Underwent surgical procedure | 1339 | 9.5% (9.0% to 9.9%) | 451 | 4.1% (3.8% to 4.5%) |
Injury severity | ||||
ISS | 17 (14–25) | 18 (16–25) | ||
Head AIS | 4 (3–5) | 4 (4–5) | ||
Highest AIS head | ||||
3 | 4611 | 32.6% (31.8% to 33.4%) | 1881 | 17.2% (16.5% to 17.9%) |
4 | 5365 | 37.9% (37.1% to 38.7%) | 4640 | 42.4% (41.5% to 43.4%) |
5 | 4170 | 29.5% (28.2% to 30.2%) | 4415 | 40.4% (39.5% to 41.3%) |
Mechanism of injury | ||||
Fall <2 m | 2865 | 20.3% (19.6% to 20.9%) | 7619 | 69.7% (68.8% to 70.5%) |
Fall >2 m | 2485 | 17.6% (16.9% to 18.2%) | 1819 | 16.6% (15.9% to 17.3%) |
RTC driver or passenger | 1697 | 12.0% (11.5% to 12.5%) | 222 | 2.0% (1.8% to 2.2%) |
RTC cyclist or pedestrian | 3018 | 21.3% (20.6% to 22.0%) | 873 | 8.0% (7.5% to 8.4%) |
Other | 4806 | 9.2% (8.7% to 9.7%) | 363 | 1.7% (1.4% to 1.9%) |
Outcome | ||||
Mortality by AIS level | ||||
3 | 89 | 2.2% (1.7% to 2.6%) | 200 | 11.1% (9.6% to 12.5%) |
4 | 220 | 4.7% (4.1% to 5.4%) | 724 | 16.3% (15.2% to 17.4%) |
5 | 996 | 27.7% (26.2% to 29.2%) | 2032 | 48.9% (47.4% to 50.4%) |
Overall mortality | 1305 | 10.5% (10.0% to 11.1%) | 2956 | 28.4% (27.5% to 29.3%) |
Values are median (IQR) or percentage (95% CI).
AIS, abbreviated injury score; ISS, injury severity score.