ACR response rate with rituximab: impact of number of previous TNF inhibitors. The ACR response rate is superior in patients with an inadequate response to one TNF inhibitor in comparison with patients who have received treatment with two or more previous TNF inhibitors. Data from Kremer et al. . ACR, American College of Rheumatology; TNF, tumour necrosis factor.
Rubbert-Roth and Finckh Arthritis Research & Therapy 2009 11(Suppl 1):S1 doi:10.1186/ar2666