Table 3.
Reoperations and postoperative outcomes
| Variable | Count (%) or mean ± standard deviation |
|---|---|
| N | 70 |
| Reoperations | 7 (10.0%) |
| Revisions | 1 (1.4%) |
| Removal of hardware | 1 (1.4%) |
| Manipulation under anesthesia | 4 (5.7%) |
| Total knee arthroplasty | 1 (1.4%) |
| Participated in sports before surgery | 28 (40.0%) |
| Preoperative sport level of contact |
Non-contact 14 (50.0%) Limited contact 13 (46.4%) Full contact 1 (3.6%) |
| Returned to sports | 13 out of 28 (46.4%) |
| Returned to sports at the pre-injury level of competition | 8 out of 28 (28.6%) |
| Employed before surgery | 38 (56.7%) |
| Preoperative REFA class of work intensity |
Class 0 35 (92.1%) Class 1 2 (5.3%) Class 2 1 (2.6%) |
| Returned to work | 35 out of 38 (92.1%) |
| Postoperative recurrent instability | 10 (14.7%) |
| VAS pain at rest (0–10 max) | 1.2 ± 1.8 |
| VAS pain during sports (0–10 max) | 2.3 ± 2.5 |
| VAS satisfaction (0–100 max) | 84.2 ± 14.7 |
| Kujala score (0–100 max) | 83.9 ± 14.7 |
| MPFL-RSI score (0–100 max) | 60.1 ± 24.6 |
| MPFL-RSI score > 56 | 39 (55.7%) |
REFA Association for Work Design, Business Organization and Business Development, VAS visual Analog Scale, MPFL-RSI Medial Patellofemoral Ligament-Return to Sport after Injury