Reduction in sporting performance level on return to sports following the most common reported injuries
| Injury location | Injury type | N | Reduction of performance level (%) | |||
| Same level | Slightly reduced | Strongly reduced | Stop judo | |||
| Head, spine, upper body, trunk | Rib fracture | 252 | 84.9 | 13.1 | 2.0 | 0 |
| Concussion | 217 | 82.5 | 13.8 | 3.2 | 0.5 | |
| Vertebral disc prolapse | 190 | 38.9 | 33.7 | 19.5 | 7.9 | |
| Upper extremity | AC joint dislocation | 531 | 58.6 | 31.3 | 9.6 | 0.6 |
| Unsp. shoulder injury | 518 | 59.5 | 32.8 | 6.8 | 1.0 | |
| Shoulder dislocation | 293 | 52.6 | 32.4 | 12.6 | 2.4 | |
| Clavicle fracture | 256 | 66.8 | 27.3 | 5.1 | 0.8 | |
| Lig. injury elbow | 203 | 72.9 | 22.7 | 3.9 | 0.5 | |
| Lower extremity | Unsp. knee injury | 794 | 50.8 | 37.4 | 10.8 | 1.0 |
| ACL rupture | 500 | 32.2 | 38.8 | 24.4 | 4.6 | |
| Lig. injury ankle / foot | 468 | 70.7 | 25.9 | 3.2 | 0.2 | |
| Meniscus injury | 202 | 51 | 33.7 | 14.4 | 1.0 | |