Fig. 1

Nil and ex vivo IFN-γ production in patients with SLE or (RA) and healthy controls. Ex vivo IFN-γ production (a) and nil (b) were compared between patients with active SLE (n = 64), inactive SLE (n = 54), or RA (n = 222), and healthy controls (n = 173). Data are expressed as medians, and the error bars indicate interquartile ranges. IFNγ, interferon-gamma, RA rheumatoid arthritis, SLE systemic lupus erythematosus, ns not significant