Article Text
Matters arising
Etanercept is effective in patients with rheumatoid arthritis with no response to infliximab therapy
Statistics from Altmetric.com
We read the recent article by van Vollenhoven et al1 on the efficacy of one tumour necrosis factor α antagonist (infliximab or etanercept) when the other has failed with great interest. The authors concluded that infliximab is efficacious in a significant proportion of patients who have not responded to etanercept. No conclusive results were reported when they analysed the opposite situation, probably because 11 of the 13 patients who switched from …