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. 2012 Oct 1;1(10):258–262. doi: 10.1302/2046-3758.110.2000104

Fig. 1.

Fig. 1

Kaplan-Meier curve showing the cumulative incidence of revision surgery. The risk of revision surgery in the Kaplan-Meier approach can be represented as: risk at time t = 1 – survival at time t.