Fig. 4
![Fig. 4](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs13018-022-03129-x/MediaObjects/13018_2022_3129_Fig4_HTML.png)
The forest plot revealed that both groups experienced similar OKS scores (MD = − 0.32, 95% CI [− 1.57, 0.93], P = 0.61)
The forest plot revealed that both groups experienced similar OKS scores (MD = − 0.32, 95% CI [− 1.57, 0.93], P = 0.61)