Fig. 2
![Fig. 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12913-016-1669-y/MediaObjects/12913_2016_1669_Fig2_HTML.gif)
AKS Clinical Score over time for patients with acute revisions (n = 23), patients with latent revisions (n = 23), and patients without revisions (n = 675). All 3 groups had significantly different AKS Clinical scores at the 21–48 month time intervals (p = 0.05)