A study of the prevalence of sicca symptoms and secondary <scp>S</scp>jögren's syndrome in patients with rheumatoid arthritis, and its association to disease activity and treatment profile

Abstract

Among the 307 RA patients, 28% had at least one sicca symptom. The estimated minimum of prevalence of sSS in 307 RA patients was 3.6%. Secondary Sjögren's syndrome was not found in RA patients treated with biologics such as TNF blockers.