From: Use of a suspended and straightened knee joint position when fixing steel plates can prevent the increase in postoperative posterior tibial slope after open‑wedge high tibial osteotomy
n
Preoperative WOMAC
Postoperative WOMAC
t
P value
NSP group
44
67.55 ± 10.21
15.82 ± 5.34
14.110
< 0.001
SSP group
78
68.72 ± 7.80
15.90 ± 3.68
42.530
− 0.411
− 0.057
0.683
0.955