Table 3.
Secondary outcomes at the two year follow-up
| Secondary outcome | Early ACL reconstruction (n=83) | Rehabilitation+optional delayed ACL reconstruction (n=80) | Difference between groups in change scores |
|||
|---|---|---|---|---|---|---|
| Baseline | Two year follow-up | Baseline | Two year follow-up | |||
| KOOS | ||||||
| Pain | 59.8 (52.8 to 66.8) | 90.5 (83.5 to 97.5) | 60.5 (53.5 to 67.5) | 87.1 (80.2 to 94.0) | 3.4 (−0.7 to 7.5) | |
| Symptoms | 55.8 (49.3 to 62.4) | 86.8 (80.4 to 93.2) | 49.9 (43.3 to 56.5) | 82.5 (76.2 to 88.8) | 4.3 (−0.5 to 9.1) | |
| Activities of daily living | 65.2 (57.4 to 72.9) | 93.6 (85.8 to 101.5) | 66.6 (58.8 to 74.3) | 92.0 (84.2 to 99.8) | 1.6 (−1.3 to 4.6) | |
| Sport | 27.5 (22.1 to 33.0) | 80.8 (75.5 to 86.0)* | 29.2 (23.6 to 34.8) | 72.8 (67.4 to 78.2)* | −7.9 (−15.4 to −0.4)† | |
| Quality of life | 30.4 (26.5 to 34.2) | 76.6 (71.8 to 81.4)* | 30.9 (27.0 to 34.9) | 65.8 (60.8 to 70.7)* | −10.9 (−17.2; −4.0)† | |
| No (%) with occurrence of giving way | — | 2/81 (2.5)* | — | 12/80 (15.0)* | — | |
| No (%) with return to sporting level before injury | — | 35/81 (43.2) | — | 25/80 (31.3) | — | |
| No (%) satisfied with treatment | — | 75/81 (92.6) | — | 73/80 (91.3) | — | |
Data are mean (95% confidence interval) unless otherwise stated.
KOOS=Knee Injury and Osteoarthritis Outcome score (range 0-100; optimum score 100).
*
Comparison of the two year follow-up values between the groups, P<0.05.
†
P<0.05.