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. 2016 Apr 5;5:407. doi: 10.1186/s40064-016-2050-7

Fig. 4.

Fig. 4

Nearly a quarter of all orthopaedic operations at KCH in 2008 were amputations. In 2014 this had fallen to under 5 %. The straight line represents the linear regression curve estimate confirming a clear reduction in the amputation rate [R2 0.779, F(1,5) = 17.606, p = 0.009]