Table II.
WOSI scores.
| ISI score (n = 31) | CTA (n = 32) | Total | P-value | |
|---|---|---|---|---|
| Preoperative mean ± SD (range) | 40.1 ± 15.7 (9.1-78.9) | 41.5 ± 18.5 (1.3-96.2) | 40.8 ± 17 (1.3-96.2) | .752 |
| 3-month mean ± SD (range) | 50.7 ± 16.8 (15.3-95.2) | 49.4 ± 23.7 (7.4-91.8) | 50.1 ± 20.2 (7.4-95.2) | .833 |
| 6-month mean ± SD (range) | 78.1 ± 14.1 (45.4-100) | 69.3 ± 22.3 (24.1-97.3) | 73.5 ± 19.1 (24.1-100) | .109 |
| 12-month mean ± SD (range) | 81.1 ± 20.7 (10.5-100) | 79.1 ± 23.1 (14.1-99) | 80 ± 21.8 (10.5-100) | .757 |
| 24-month mean ± SD (range) | 84.1 ± 16.9 (40.6-98.9) | 85.7 ± 12.5 (44-98.3) | 84.9 ± 14.7 (40.6-98.9) | .699 |
| Improvement from baseline | 43.2 ± 20.1 (2.7-75.6) | 41.6 ± 21.2 (5.7-85.3) | 42.4 ± 20.4 (−5.7 to 85.3) | .783 |
| P < .0001∗ | P < .0001∗ |
ISI score, instability severity index score; CTA, conventional treatment algorithm; WOSI, Western Ontario Shoulder Instability Index; SD, standard deviation.
∗
Within-group difference from baseline to 24-month follow-up.