Characteristics of factors associated with failure of binding release among 498 skiers with an ACL injury
| Failure of binding release N=388 | Bindings released N=110 | p Value | |
|---|---|---|---|
| Individual factors | |||
| Age (mean±SD), years | 41.2±11.0 | 41.4±11.9 | 0.993 |
| BMI (mean±SD) | 24.4±3.6 | 24.9±3.7 | 0.349 |
| Sex (%) | |||
| Male, N=160 | 66.3 | 33.8 | |
| Female, N=337 | 83.4 | 16.6 | <0.001 |
| Skill level (%) | |||
| More skilled, N=294 | 78.9 | 21.1 | |
| Less skilled, N=202 | 76.7 | 23.3 | 0.582 |
| Risk taking behaviour (%) | |||
| More risky, N=116 | 78.4 | 22.6 | |
| More cautious, N=372 | 77.4 | 21.6 | 0.899 |
| Equipment-related factors | |||
| Gear origin (%) | |||
| Own, N=344 | 77.3 | 22.7 | |
| Ski shop rental, N=141 | 80.1 | 19.9 | |
| Borrowed gear, N=12 | 75.0 | 25.0 | 0.767 |
| Ski length to height ratio (mean±SD) | 93.8±5.5 | 93.2±4.9 | 0.268 |
| Date of last binding adjustment (%) | |||
| This season, N=352 | 78.4 | 21.6 | |
| ≥ last season, N=139 | 76.3 | 23.7 | 0.630 |
| Injury-related factors | |||
| Perceived speed at the time of injury (%) | |||
| Very fast, N=16 | 56.3 | 43.8 | |
| Fast, N=76 | 65.8 | 34.2 | |
| Moderate, N=192 | 78.1 | 21.9 | |
| Slow, N=154 | 84.4 | 15.6 | |
| Very slow, N=51 | 84.3 | 15.7 | 0.003 |
| Type of fall (%) | |||
| Forward fall with body rotation, N=245 | 71.8 | 28.2 | |
| Forward fall without body rotation, N=32 | 71.9 | 28.1 | |
| Backward fall with body rotation, N=144 | 85.4 | 14.6 | |
| Backward fall without body rotation, N=45 | 91.1 | 8.9 | 0.002 |
| Severity of ACL injury (%) | |||
| Partial tear, N=92 | 64.1 | 35.9 | |
| Complete rupture, N=406 | 81.0 | 19.0 | 0.001 |
BMI, body mass index.