Fig. 5From: Modification to Mirels scoring system location component improves fracture prediction for metastatic disease of the proximal femurCircular statistics polar plots. Legend: Polar plots show directional concentration (r) and orientation (θ) for loss of femur strength (LOS) due to presence of lesions for the four axial positions. Data for each femur is shown as individual points and the vector mean (black arrow) represents the average of the 10 femursBack to article page