Table 1 Study Characteristics
Study | Design | Country | Published journals | Interventions | Recruited Recruited Patients (n) | Randomised Patients (n) | Analysed Patients (Knees), n | Age (mean) | Sex (F/M) | Flollw-up |
|---|---|---|---|---|---|---|---|---|---|---|
1. Wu 2022 | RCTs | China | Orthop Surg | TKA | 220 | 60 | 60 (60) | 63 | NA | 3 years |
| Â | Â | Â | Â | UKA | Â | 120 | 119 (119) | 64 | NA | Â |
2. Knifsund 2021 | RCTs | Finland | BMJ Open | TKA | 143 | 71 | 70 (70) | 62.9 | 30/41 | 2 years |
| Â | Â | Â | Â | UKA | Â | 72 | 69 (69) | 63.3 | 33/39 | Â |
3. Beard 2019 | RCTs | UK | Lancet | TKA | 962 | 264 | 269 (269) | 64.7 | 222/306 | 5 years |
| Â | Â | Â | Â | UKA | Â | 264 | 245 (245) | 65.2 | Â | Â |
4. Kulshrestha 2017 | RCTs | India | J Arthroplasty | TKA | 100 | 40 | 36 (72) | 62.19 | 56/16 | 2 years |
| Â | Â | Â | Â | UKA | Â | 40 | 36 (72) | 59.72 | Â | Â |
5. Murray 2014 | RCTs | UK | Health Technology Assessment | TKA | 34 | 17 | 16 (16) | 67 | 19/15 | 10 years |
| Â | Â | Â | UKA | Â | 17 | 18 (18) | 66 | Â | Â | |
6. Sun 2012 | RCTs | China | Knee | TKA | 62 | 28 | 28 (56) | 61 | 37/19 | 4.3 years |
| Â | Â | Â | Â | UKA | Â | 28 | 28 (56) | 60 | Â | Â |
7. Costa 2011 | RCTs | USA | J Knee Surg | TKA | 34 | 17 | 17 (34) | 73 | 15/19 | 5 years |
| Â | Â | Â | Â | UKA | Â | 17 | 17 (34) | Â | Â | |
8. Newman 2009* | RCTs | UK | J Bone Joint Surg Br | TKA | 94 | 47 | 26 (27) | 69.8 | 55/39 | 15 years |
| Â | Â | Â | Â | UKA | Â | 47 | 24 (28) | 69.6 | Â | Â |
9. Weale 1999* | RCTs | UK | J Bone Joint Surg Br | TKA | 100 | 47 | 40 (45) | 69.8 | 56/38 | 5 years |
| Â | Â | Â | Â | UKA | Â | 45 | 38 (43) | 69.6 | Â | Â |
10. Newman 1998* | RCTs | UK | J Bone Joint Surg Br | TKA | 100 | 47 | 40 (46) | 69.8 | 56/38 | 5 years |
| Â | Â | Â | Â | UKA | Â | 45 | 40 (45) | 69.6 | Â | Â |
11. Börjesson 2005 | RCTs | Sweden | Knee | UKA | 100 | 50 | 22 (22) | 63 | 19/21 | 5 years |
| Â | Â | Â | Â | HTO | Â | 50 | 18 (18) | 63 | Â | Â |
12. Stukenborg-Colsman 2001 | RCTs | Germany | Knee | UKA | 60 | 28 | 28 (30) | 67 | 35/25 | 7–10 years |
| Â | Â | Â | Â | HTO | Â | 32 | 32 (32) | 67 | Â | Â |
13. weidenhielm 1992 | RCTs | Sweden | Clin Biomech | UKA | 53 | 28 | 28 (28) | 63 | 28/25 | 1 year |
| Â | Â | Â | Â | HTO | Â | 25 | 25 (25) | 63 | Â | Â |
14. Goh 2020* | RCTs | Singapore | Knee | TKA | 121 | 22 | 17 (17) | 63.1 | 37/11 | 10 years |
| Â | Â | Â | Â | BCA | Â | 26 | 22 (22) | 63.8 | Â | Â |
15. Yeo 2015* | RCTs | Singapore | Knee | TKA | 121 | 22 | 20 (20) | 63.1 | 37/11 | 5years |
| Â | Â | Â | Â | BCA | Â | 26 | 22 (22) | 63.8 | Â | Â |
16. Schrednitzki 2020 | RCTs | Germany | J Arthroplasty | TKA | 1289 | 40 | 38 (38) | 63.55 | 59/21 | 5 years |
| Â | Â | Â | Â | BCA | Â | 40 | 37 (37) | 65.25 | Â | Â |
17. Engh 2014 | RCTs | USA | J Arthroplasty | TKA | 50 | 25 | 25 (25) | 58.3 | NA | 2 years |
| Â | Â | Â | Â | BCA | Â | 25 | 25 (25) | 60.3 | Â | Â |
18. Blyth 2021 | RCTs | UK | Bone Joint J | TKA | 209 | 38 | 39(39) | 70.4 | 38/38 | 1 year |
| Â | Â | Â | Â | BIU | Â | 42 | 32 (32) | 68.7 | Â | Â |
19. Jansen 2021* | RCTs | Netherlands | Cartilage | TKA | 129 | 40 | 34 (34) | 55.4 | 55/59 | 2 years |
| Â | Â | Â | Â | HTO | Â | 46 | 41 (41) | 49.3 | Â | Â |
|  |  |  |  | KJD |  | 43 | 39 (39) | 51.2–55.7 |  |  |
20. van der Woude 2017Â A* | RCTs | Netherlands | Knee Surg Sports Traumatol Arthrosc | HTO | 69 | 46 | 45 (45) | 49.4 | 24/43 | 1 year |
| Â | Â | Â | KJD | Â | 23 | 22 (22) | 51.2 | Â | Â | |
21. van der Woude 2017 B* | RCTs | Netherlands | Bone Joint J | TKA | 60 | 40 | 36 (36) | 55.2 | Â | Â |
| Â | Â | Â | Â | KJD | Â | 20 | 20 (20) | 54.9 | 34/22 | 1 year |