Unadjusted cumulative mortality rates according to the type of mission for patients brought to hospital (n=6931)
| Airlifted patients n=3311 | Ground escorted patients n=164 | Assisted patients n=1421 | Aborted missions n=2035 | |
| Mortality | ||||
| Cumulative mortality rate (95% CI), day 1 | 8.2% (7.3 to 9.2) | 14.6% (10.1 to 21.0) | 7.5% (6.2 to 9.0) | 3.4% (2.7 to 4.3) |
| Cumulative mortality rate (95% CI), day 30 | 16.2% (15.0 to 17.5) | 26.8% (20.7 to 34.3) | 10.3% (8.8 to 12.0) | 6.0% (5.1 to 7.2) |
| Cumulative mortality rate (95% CI), day 365 | 19.5% (18.2 to 20.9) | 33.0% (26.4 to 40.7) | 14.9% (13.2 to 16.9) | 10.3% (9.0 to 11.7) |