Fig. 5From: Arthroscopic ankle fusion only has a limited advantage over the open operation if osseous operation type is the same: a retrospective comparative studyBox plot of AOFAS scores at every time points: The curative effect and recovery rate of AAF group and SOO subgroup were both better than the COO subgroup after operation until one year after operation; there was no significant difference between these three groups from one year after operation, and the AOFAS score mean of each group was greater than 75 points at that time pointBack to article page