Fig. 4

Within-group changes (follow-up – baseline) for (a) strength and (b) muscle and fat measures for hip osteoarthritis (n = 14) and control (n = 15) groups. Cntl – control group; DXA – dual-energy x-ray absorptiometry; HOA – hip osteoarthritis group; pQCT – peripheral quantitative computed tomography. No differences in 12-month changes were observed between-groups