Figure 1From: Radiographic signs for detection of femoroacetabular impingement and hip dysplasia should be carefully used in patients with osteoarthritis of the hip Association between severity of osteoarthritis and age. Y-axis: age in years, X-axis: severity of osteoarthritis according to Kellgren-Lawrence (Kendall’s correlation coefficient for left hips: r = 0.291; and right hips: r = 0.275; both p < 0.001).Back to article page