Presence of rheumatoid factor and antibodies to citrullinated peptides in systemic lupus erythematosus

Abstract
Two hundred and thirty five patients with SLE, meeting American College of Rheumatology (ACR) revised criteria for classification of SLE,7, 8 were prospectively included in four European centres. The study investigated associations between symptoms and specific antinuclear reactivities and has been reported elsewhere.9 Serum was available for further analysis in 201 patients. The male to female ratio was 25:176. The mean age was 40 years. The study was approved by the local ethics committees. Informed consent was obtained from all patients.

This publication has 10 references indexed in Scilit: