Difference in prevalence of a cam deformity in adult elite football players with respect to frequency of football practice during adolescence.
| Treshold | Cam deformity | Cam deformity | Pathological cam deformity |
|---|---|---|---|
| (AA>60°) in either view | (AA>60°) in frog-leg lateral view | (AA>78°) in either view* | |
| 11 years | |||
| Low frequency (n=96) | 49% (n=47) | 48% (n=46) | 16% (n=15) |
| High frequency (n=30) | 50% (n=15) | 50% (n=15) | 27% (n=8) |
| p Value | 0.94 | 0.87 | 0.24 |
| 12 years | |||
| Low frequency (n=82) | 42% (n=34) | 40% (n=33) | 12% (n=10) |
| High frequency (n=44) | 64% (n=28) | 64% (n=28) | 30% (n=13) |
| p Value | 0.055 | 0.042 | 0.038 |
| 13 years | |||
| Low frequency (n=62) | 40% (n=25) | 40% (n=25) | 11% (n=7) |
| High frequency (n=64) | 58% (n=37) | 56% (n=36) | 25% (n=16) |
| p Value | 0.099 | 0.13 | 0.081 |