Fig. 3

The difference in median total wear volume (head and cup) in patients with low-grade necrosis (grades 1 and 2) versus patients with high-grade necrosis (grades 3 and 4), p < 0,001
The difference in median total wear volume (head and cup) in patients with low-grade necrosis (grades 1 and 2) versus patients with high-grade necrosis (grades 3 and 4), p < 0,001