Table 1.
Demographic and Baseline Imaging Characteristics for the MPFL Repair and Reconstruction Groups a
| Characteristic | MPFL Repair (n = 29 Knees) | MPFL Reconstruction (n = 29 Knees) | P |
|---|---|---|---|
| Age at surgery, y | 18.4 (11.2-32.1) | 18.2 (10.3-31.7) | .84 |
| Age at initial injury, y | 16.7 (11-30.1) | 14.1 (6.4-24.9) | .02 |
| Sex, female, No. of knees | 14 | 18 | .29 |
| Preoperative dislocations (≥3) | 17 (59) | 21 (72) | .27 |
| Generalized laxity | 1 (3) | 13 (45) | .01 |
| Sport participation | 25 (86) | 27 (93) | .23 |
| Time from injury to surgery, d | 627 (37-2946) | 1460 (151-5635) | .01 |
| TT-TG distance, mm | 13.7 ± 4.2 | 13.4 ± 3.9 | .884 |
| Follow-up, y | 14.4 ± 2.4 | 9.7 ± 1 | .01 |
a
Data are reported as mean (range), mean ± SD, or n (%) unless otherwise indicated. Boldface P values indicate statistically significant differences between groups (P < .05). MPFL, medial patellofemoral ligament; TT-TG, tibial tubercle–trochlear groove.