Table 4 Medial meniscal extrusion and arthroscopic findings of the included studies
Author | Publication year | Case (sample size) | Medial meniscal extrusion | Meniscal healing | Articular cartilage | |||
|---|---|---|---|---|---|---|---|---|
Case | Control | Case | Control | Case | Control | |||
Jing et al | 2019 | HTO with MMPRT all-inside repair (27) | Â | Â | Meniscal complete healing: 11/27 (40.7%) | Â | Complete cartilage coverage: 27/27 (100%) | Â |
Lee et al | 2019 | HTO with MMPRT all-inside repair (25) | 4.6 to 4.5 (no intergroup difference preoperatively and postoperatively) | 4.3 to 4.5 | Meniscal complete healing: 10/25 (40%) (significantly higher in case group) | Meniscal complete healing: 5/32 (15.6) | ICRS grade of the MFC (0/1/2/3/4): 0/0/4/9/12 to 1/3/6/9/6 (no intergroup difference preoperatively and postoperatively) | ICRS grade of the MFC (0/1/2/3/4): 0/1/8/12/14 to 2/6/9/11/7 |
Ke et al | 2020 | HTO with MMPRT all-inside repair (30) | 4.1 to 4.0 (no intergroup difference preoperatively and postoperatively) | 4.2 to 4.2 | Meniscal complete healing: 7/30 (23.3%) (significantly higher in case group) | Meniscal complete healing: 2/34 (5.9%) | Outerbridge grade of medial compartment (1/2/3/4): 0/4/14/12 to 0/8/18/4 (no intergroup difference preoperatively and postoperatively) | Outerbridge grade of medial compartment (1/2/3/4): 0/6/16/12 to 0/10/18/6 |
Kim et al | 2020 | HTO with MMPRT pull-out repair (17) | 3.0 to 3.1 | Â | Meniscal complete healing: 11/17 (64.7%) | Â | Outerbridge grade of MFC (1/2/3/4): 5/4/7/0 to 6/9/2/0 | Â |
Lee et al | 2020 | HTO with MMPRT all-inside repair (24) HTO with MMPRT pull-out repair (25) | Â | Â | All-inside repair group Meniscal good healing: 3/24 (12.5%) (significantly higher compared with control group) Pull-out repair group Meniscal good healing: 6/25 (24%) (significantly higher compared with control group) | Meniscal good healing: 0/22 (0%) | All-inside repair group Preoperative ICRS grade of the MFC and MTP (1/2/3/4): 0/6/13/5 and 3/9/11/1, respectively ICRS regeneration grade of the MFC and MTP (excellent/good/poor): 4/12/8 and 2/14/8, respectively Pull-out repair group Preoperative ICRS grade of the MFC and MTP (1/2/3/4): 0/5/13/7 and 3/9/11/2, respectively ICRS regeneration grade of the MFC and MTP (excellent/good/poor): 6/14/5 and 3/14/8, respectively | Preoperative ICRS grade of the MFC and MTP (1/2/3/4): 0/5/11/6, 2/8/10/2, respectively ICRS regeneration grade of the MFC and MTP (excellent/good/poor): 3/11/8, 2/10/10, respectively (no intergroup difference preoperatively and postoperatively) |