Present study | Nam et al. | Cerciell et al. | Liu et al. | |
---|---|---|---|---|
Journal (year) | - | AJSM (2005) | KSSTA (2014) | AJSM (2018) |
Type of study | ORS | ORS | ORS | ORS |
Surgical technique for medial reefing | Open (extended) reefing of medial retinacular complex and VMO under arthroscopic tension control | Mini-open reefing of medial retinacular complex and VMO under arthroscopic tension control | Percutaneous reefing of the medial retinacular complex under arthroscopic tension control | Reconstruction of the medial patellofemoral ligament |
Additional procedure | Percutaneous lateral release | Arthroscopic lateral release | No | No |
Number of cases | 25 | 23 | 30 | 121 |
F-U period, months | 83.9 (45–146) | 53 (17–168) | 72 (44–114) | 43.7 (24–111) |
Postoperative Kujala score† | 91.0 ± 7.6 | 88.2 ± 13.5 | 88.4 ± 7.6 | 90.0 ± 11.8 |
Postoperative congruence anglea, ° | 6.8 ± 2.4 | -11.5 ± 8.7 | NR | NR |
Postoperative patellar tilt anglea, ° | 5.6 ± 3.1 | NR | 9.0 ± 2.7 | NR |
Redislocation, n (%) | 1 (4.0) | 2 (8.7) | No | 3 (2.5) |