Table 5.
Pre- and Postoperative PRO Scores in the Substantial Recovery and Nonsubstantial Recovery Groups (Anchor Question 2) a
| Substantial Recovery Group, n = 23 | Nonsubstantial Recovery Group, n = 53 | P | 95% CI b | |
|---|---|---|---|---|
| Lysholm | ||||
| Preoperative | 62.5 ± 24.2 | 48.7 ± 30.2 | .058 | –0.5 to 28.0 |
| 1 y postoperative | 92.1 ± 5.6 | 77.5 ± 16.7 | <.001 | 9.5 to 19.8 |
| Net change | 29.7 ± 26.4 | 28.8 ± 33.0 | .908 | –14.7 to 16.5 |
| IKDC-SKF | ||||
| Preoperative | 49.3 ± 15.2 | 46.8 ± 16.8 | .547 | –5.7 to 10.6 |
| 1 y postoperative | 88.7 ± 7.0 | 69.8 ± 14.9 | <.001 | 13.8 to 23.9 |
| Net change | 39.4 ± 14.8 | 23.0 ± 18.3 | <.001 | 7.8 to 25.1 |
| Tegner | ||||
| Preoperative | 3.2 ± 1.9 | 2.5 ± 1.7 | .101 | –0.1 to 1.6 |
| 1 y postoperative | 7.0 ± 1.8 | 4.9 ± 1.4 | <.001 | 1.4 to 2.9 |
| Net change | 3.8 ± 2.3 | 2.4 ± 2.0 | .009 | 0.4 to 2.4 |
| ACL-RSI | ||||
| 6 mo postoperative | 56.0 ± 22.7 | 42.0 ± 20.7 | .01 | 3.4 to 24.7 |
| 1 y postoperative | 68.3 ± 22.0 | 40.6 ± 20.3 | <.001 | 17.3 to 38.1 |
| Net change | 12.2 ± 19.2 | –1.4 ± 16.5 | .003 | 4.9 to 22.3 |
a Data are presented as mean ± SD. Bolded P values indicate a statistically significant difference between groups (P < .05). ACL-RSI, Anterior Cruciate Ligament–Return to Sport after Injury; IKDC-SKF, International Knee Documentation Committee Subjective Knee Evaluation Form; PRO, patient-reported outcome.
b 95% CI for the difference between the substantial recovery and nonsubstantial recovery groups.