Fig. 3From: Comparison of improved range of motion between cam-type femoroacetabular impingement and borderline developmental dysplasia of the hip -evaluation by virtual osteochondroplasty using computer simulation-Maximum flexion angle in the three groups before virtual osteochondroplasty The mean maximum flexion angle in the DDH W/O cam group was significantly greater than that in the cam-FAI FAI group (P = 0.001)Back to article page