Clinically relevant indicators of the effect of exposure to ‘the 11’ programme on the incidence of injury according to the player’s position and type of injury
| RRR | ARR | NNT | |
| Defender | 49.67 | 38 (4.75%, 71.27%) | 2.63 (1.4, 21.0) |
| Midfielder | 39.22 | 34.4 (0.07%, 68.26%) | 2.91 (1.5, 1445.9) |
| Forwards | −5.04 | −3.6 (−30.49%, 37.63%) | −27.78 (2.7, infinite) |
| LAL | 50.00 | 25.6 (5.75%, 45.41%) | 3.91 (2.2, 17.4) |
| Biceps femoris | 56.45 | 30.2 (10.70%, 49.77%) | 3.31 (2.0, 9.4) |
| Semimembranosus muscle | 0.00 | 0 | – |
| LAL injury recurrence | −32.86 | −2.3 (−9.22%, 13.87%) | −43.48 (7.2, infinite) |
| Hamstring injury recurrence | 66.43 | 9.3 (−2.82%, 21.42%) | 10.75 (4.7, infinite) |
ARR, absolute risk reduction; LAL, lateral ankle ligament; NNT, number needed to treat; RRR, RR reduction.