Sex distribution of injuries and runs during the six seasons before (2006–2012) and the three seasons after (2012–2015) the change of ski regulations with absolute injury rate (injuries per 100 athletes/season) and relative injury rate (injuries per 1000 runs) and risk ratio (RR) computed with 95% CI
| Injuries (n) | Interviews/exposure | Incidence | RR (95% CI) | ||||
|---|---|---|---|---|---|---|---|
| 2006–2012 | 2012–2015 | 2006–2012 | 2012–2015 | 2006–2012 | 2012–2015 | ||
| Absolute injury rate (injuries per 100 athletes/season) | |||||||
| Male | 351 | 129 | 885 | 459 | 39.7 (35.5 to 43.8) | 28.1 (23.3 to 33.0) | 0.71 (0.58 to 0.87)* |
| Female | 226 | 88 | 708 | 350 | 31.9 (27.8 to 36.1) | 25.1 (19.9 to 30.4) | 0.79 (0.62 to 1.01) |
| Relative injury rate (injuries per 1000 runs) | |||||||
| Male | 167 | 52 | 14 618 | 6881 | 11.4 (9.7 to 13.2) | 7.6 (5.5 to 9.6) | 0.66 (0.49 to 0.90)* |
| Female | 94 | 41 | 12 871 | 6503 | 7.3 (5.8 to 8.8) | 6.3 (4.4 to 8.2) | 0.86 (0.60 to 1.25) |
*Significant difference (p<0.05).