Figure 2.
(A) Box plots of the mean intima-media thickness (IMT) of the carotid bulb in patients with ankylosing spondylitis (AS) treated with tumor necrosis factor-α (TNF-α) antagonists and in healthy controls. (B) Box plots of the maximum IMT of the carotid bulb in patients with AS treated with TNF-α antagonists and in healthy controls.