Figure 1From: Serum levels of osteoprotegerin and receptor activator of nuclear factor -κB ligand in children with early juvenile idiopathic arthritis: a 2-year prospective controlled studySerum levels in patients with JIA and controls at baseline and 2-year follow-up. A. OPG. B. RANKL. C. OPG/RANKL ratio. D. CRP. p Values by paired samples t-test for patients vs controls. Values are the mean. Error bars represent standard error of the mean.Back to article page