Table 2.
The follow-up data of single-bundle (group S) and double-bundle (group D) reconstruction of the MPFL (mean ± standard deviation)
| Follow-up index | Knee | A | B | C | P(B:A) | P(C:A) | P(C:B) |
|---|---|---|---|---|---|---|---|
| PTA (°) | |||||||
| Group S | 26 | 12.06 ± 2.76 | 8.34 ± 1.78 | 9.22 ± 1.62 | 0.000 | 0.000 | 0.000 |
| Group D | 44 | 12.79 ± 3.65 | 7.62 ± 1.71 | 7.76 ± 1.38 | 0.000 | 0.000 | 0.301 |
| PLSR (%) | |||||||
| Group S | 26 | 18.79 ± 4.93 | 10.65 ± 2.63 | 11.30 ± 2.12 | 0.000 | 0.000 | 0.007 |
| Group D | 44 | 19.75 ± 4.45 | 10.04 ± 1.52 | 10.24 ± 1.48 | 0.000 | 0.000 | 0.135 |
| Kujala Score | |||||||
| Group S | 26 | 57.35 ± 7.14 | 87.77 ± 3.99 | 80.46 ± 3.59 | 0.000 | 0.000 | 0.000 |
| Group D | 44 | 61.00 ± 5.17 | 92.34 ± 4.32 | 92.86 ± 2.47 | 0.000 | 0.000 | 0.404 |
Group S single-bundle isometric group, Group D double-bundle anatomical group, A preoperative, B postoperative 12 month, C postoperative 48 month, T T-value, P P-value, PTA patellar tilt angle, PLSR patella lateral shift rate