Figure 7.

Funnel plot comparing the femorotibial angles with the SE of the studies. Each dot represents a study while the dashed lines indicate the region within which 95% of the studies are expected to lie in the absence of bias and heterogeneity.

Funnel plot comparing the femorotibial angles with the SE of the studies. Each dot represents a study while the dashed lines indicate the region within which 95% of the studies are expected to lie in the absence of bias and heterogeneity.