Demographics, training and injury history of all players, as well as subgroups of players with (N=55) and without a new/recurrent ACL injury following testing (N=783)
| All players N=838 | Players with new/recurrent ACL N=55 | Uninjured players N=783 | p Value | |
|---|---|---|---|---|
| Age (years) | 21.0 (4.0) | 20.4 (3.5) | 21.0 (4.0) | 0.27 |
| Height (cm) | 169.6 (6.4) | 170.8 (7.1) | 169.5 (6.3) | 0.32 |
| Body mass (kg) | 66.3 (8.0) | 67.6 (8.5) | 66.2 (7.9) | 0.20 |
| BMI (kg/m2) | 23.0 (2.1) | 23.2 (2.0) | 23.0 (2.1) | 0.44 |
| Age when starting elite-level play (years) | 18.3 (2.8) | 17.9 (2.8) | 18.3 (2.8) | 0.31 |
| Seasons at elite level (#) | 2.5 (3.3) | 2.5 (2.9) | 2.5 (3.3) | 0.92 |
| In-season training (hours/week) | 9.8 (2.3) | 9.4 (1.6) | 9.8 (2.4) | 0.18 |
| Off-season training (hours/week) | 8.6 (3.5) | 8.8 (3.2) | 8.5 (3.5) | 0.62 |
| Previous ACL injury (#)* | 81 (10.0) | 12 (22.2) | 69 (8.5) | 0.007 |
| Ankle injury previous year (#)* | 377 (45.0) | 23 (41.8) | 354 (45.2) | 0.46 |
Results are presented as mean (SD) and as numbers and proportions.
*Information missing for 24 players (ACL injury history) and 119 players (ankle injury history). Proportions are presented as valid percentages.