Fig. 3From: Surgical treatment of acromioclavicular joint dislocation of Rockwood III/IV: a retrospective study on clavicular hook plate versus arthroscopic TightRope loop titanium buttonThe VAS (a)Â and CMS (b) in HP group and TR group were compared. With the observation time, The VAS decreased and CMS increased in both groups. There were significant differences in VAS and CMS between the two groups at 6 months and 12 months after operation. *P>0.05, **P<0.05Back to article page