Figure 3From: Histological, histomorphometric and microtomographic analyses of retrieval hip resurfacing arthroplasty failed at different times Dot plot of (a) histomorphometric parameters and (b) percentage of empty osteocyte lacunae in the different ROIs (top, central, bottom) for each Group. Mann–Whitney test: (a) Group 3 versus Group 1 (*, p < 0.05); (b) a, Top region versus central and bottom regions (p < 0.05).Back to article page