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We read with great interest the article by Rasmussen et al,1 which compared the performance of the new ACR2 and the AECG3 classification criteria for Sjögren syndrome (SS) showing that they led to similar results when applied to a well characterised cohort of patients with sicca symptoms. More specifically, no clear evidence for an increased value of the new ACR criteria2 over the old AECG criteria3 from the clinical or biological perspective was suggested by the authors. In addition, when compared to the ACR criteria, the AECG criteria gave more space to patients’ subjective symptoms which …
Competing interests None.
Provenance and peer review Not commissioned; internally peer reviewed.
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