Injury characteristics associated with mode of transport
| Characteristic | Group; no. (%)* | p value | |||
|---|---|---|---|---|---|
| Unknown, n = 204* | Ambulance, n = 11 408* | Helicopter, n = 2394* | Private vehicle, n = 459* | ||
| Median ISS (IQR) | 10 (5–18) | 10 (5–18) | 17 (9–25) | 9 (4–13) | < 0.001 |
| AIS abdomen ≥ 3 | 33 (16) | 1489 (13) | 347 (14) | 58 (13) | 0.16 |
| AIS chest ≥ 3 | 53 (26) | 2547 (22) | 779 (33) | 109 (24) | < 0.001 |
| AIS extremity ≥ 3 | 39 (19) | 2385 (21) | 745 (31) | 49 (11) | < 0.001 |
| AIS face ≥ 3 | 1 (0 < 1) | 125 (1) | 50 (2) | 3 (1) | < 0.001 |
| AIS head ≥ 3 | 40 (20) | 2751 (24) | 933 (39) | 66 (14) | < 0.001 |
| AIS soft tissue ≥ 3 | 2 (1) | 24 (< 1) | 20 (1) | 0 | < 0.001 |
| GCS < 8 | 28 (16), n = 180 | 1362 (12), n = 11015 | 799 (35), n = 2300 | 12 (3), n = 450 | < 0.001 |
AIS = Abbreviated Injury Scale; GCS = Glasgow Coma Scale; IQR = interquartile range; ISS = injury severity score.
↵* Unless otherwise indicated.