2.4. Knee Injury and Osteoarthritis Outcome Score
GROUP B
No significant difference was found at baseline after the KOOS score assessment: 79.1 ± 24.9 in Group A and 72.2 ± 27.3 in Group B. An improvement in the score was recorded in the subsequent assessments for Group A and Group B: at 1-month follow-up it was 40.0 ± 26.2 and 32.4 ± 26.9, at 3 months it was 38.9 ± 28.1 and 30.9 ± 32.8, and at 6 months it was 44.8 ± 30.5 and 35.8 ± 32.3, respectively (see The interaction effects of group and time were statistically significant on the outcome (