Four-month outcome (independent variable) and between-group analysis between female and male athletes
| Included (n=237) | Female (n=139) | Male (n=98) | P value* | |
| K-SESpresent | 6.3 (1.6; 9.7) n=176 | 6.1 (1.6; 9.1) n=110 | 7.1 (2.1; 9.7) n=66 | 0.0002 |
| K-SESfuture | 7.8 (0.0; 10.0) n=176 | 7.8 (3.0; 10.0) n=110 | 8.0 (0.0; 10.0) n=66 | 0.084 |
| KOOS4 | 63.4 (13.2) n=176 | 61.3 (13.2) n=110 | 66.8 (12.4) n=66 | 0.011 |
| LSI knee extensor (%) | 82.5 (15.5) n=166 | 80.3 (16.1) n=102 | 86.1 (13.8) n=64 | 0.066 |
| LSI knee flexor (%) | 92.6 (14.3) n=166 | 92.2 (14.2) n=102 | 93.3 (14.4) n=64 | 0.83 |
| LSI vertical hop (%) | 82.6 (74.8) n=96 | 86.3 (102.5) n=50 | 78.7 (18.5) n=46 | 0.16 |
| LSI hop for distance (%) | 82.7 (15.7) n=90 | 78.5 (16.2) n=44 | 86.7 (14.3) n=46 | 0.0054 |
| LSI side hop (%) | 80.2 (23.3) n=61 | 77.2 (23.6) n=27 | 82.5 (23.2) n=34 | 0.21 |
K-SESpresent and K-SESfuture are presented as the median (min; max).
The KOOS4 and the results of muscle function tests are presented as the mean (SD).
For comparisons between groups the Mann-Whitney U test was used for continuous variables.
*Comparison between females and males.
KOOS,Knee injury and Osteoarthritis Outcome Score; K-SES, Knee Self-Efficacy Scale;LSI, Limb Symmetry Index.