Table 2.
The data of included studies
| References | KKS | KFS | 10-Survival rate | IS ratio | Femorotibial angle | Extension angle | Flexion angle | Operative time (min) | No of infections | |
|---|---|---|---|---|---|---|---|---|---|---|
| Amendola (2010) [8] | RHTO | 92.7 | 89.8 | – | – | 5.0° | – | 103° | – | – |
| PTKA | 91 | 84 | – | – | 4.0° | – | 100° | – | – | |
| Badawy (2015) [9] | RHTO | – | – | 92.6% | – | – | – | – | – | 10/1399 |
| PTKA | – | – | 93.8% | – | – | – | – | – | 289/31077 | |
| Bae (2017) [10] | RHTO | 90.6 | 88.8 | – | 1.13 | 6.0° | 0.2° | 129.2° | – | – |
| PTKA | 89.4 | 88.8 | – | 1.14 | 5.4° | 0.2° | 130.6° | – | – | |
| Bergenudd (1997) [11] | RHTO | – | – | – | – | 3° | – | 95° | 110 | 2/14 |
| PTKA | – | – | – | – | 3° | – | 95° | 113 | 5/99 | |
| Cross (2014) [12] | RHTO | 90 | 85 | – | – | – | – | – | – | 2/43 |
| PTKA | 86 | 85 | – | – | – | – | – | – | 2/97 | |
| Efe (2010) [13] | RHTO | 78.8 | 91 | – | 0.94 | – | 1.7° | 106° | 95 | 1/41 |
| PTKA | 78.2 | 87.8 | – | 0.90 | – | 0.2° | 115° | 90 | 2/41 | |
| El-Galaly (2018) [14] | RHTO | – | – | 91% | – | – | – | – | – | 21/1044 |
| PTKA | – | – | 94% | – | – | – | – | – | 707/63762 | |
| Haddad (2000) [15] | RHTO | 91 | 70 | – | – | – | 2° | 95° | – | 1/50 |
| PTKA | 89 | 66 | – | – | – | 0° | 103° | – | 2/50 | |
| Haslam (2007) [16] | RHTO | – | – | – | – | – | – | – | – | 3/51 |
| PTKA | – | – | – | – | – | – | – | – | 0/51 | |
| Karabatsos (2002) [17] | RHTO | – | – | – | – | – | – | – | 170 | 1/17 |
| PTKA | – | – | – | – | – | – | – | 118 | 0/17 | |
| Kazakos (2008) [18] | RHTO | 91.6 | 83 | – | 1.12 | 6.5° | 0.56° | 115.0° | 75 | – |
| PTKA | 92.0 | 84.4 | – | 1.24 | 5.4° | 0.64° | 119.1° | 50 | – | |
| Meding (2011) [19] | RHTO | 87.2 | 70.1 | – | – | 4.6° | − 0.1° | 110.6° | – | – |
| PTKA | 90.3 | 72.6 | – | – | 4.6° | − 0.3° | 112.6° | – | – | |
| Niinimäki (2014) [20] | RHTO | – | – | 91.8% | – | – | – | – | – | 14/1036 |
| PTKA | – | – | 94.5% | – | – | – | – | – | 31/4143 | |
| Nizard (1998) [21] | RHTO | 74.4 | 67.2 | – | 1.08 | – | – | – | – | 2/63 |
| PTKA | 80.9 | 64.1 | – | 1.1 | – | – | – | – | 0/63 | |
| Saragaglia (2015) [22] | RHTO | 87.5 | 96.5 | – | – | – | – | 117.5° | 73.5 | – |
| PTKA | 87.5 | 97 | – | – | – | – | 120.5° | 68.5 | – | |
| Toksvig-Larsen (1998) [23] | RHTO | – | – | – | – | – | – | – | 147 | – |
| PTKA | – | – | – | – | – | – | – | 134 | – |
No number, RHTO revising high tibial osteotomy to total knee arthroplasty, PTKA primary total knee arthroplasty, KKS Knee Society Knee Score, KFS Knee Society Function Score, IS ratio Insall–Salvat ratio