FRI0189 POOLED ANALYSIS OF THE REAL-WORLD EFFECTIVENESS OF BELIMUMAB IN TREATMENT OF SYSTEMIC LUPUS ERYTHEMATOSUS USING MULTI-COUNTRY DATA FROM THE OBSERVE STUDIES

Background: Real-world evidence of belimumab effectiveness in patients with systemic lupus erythematosus (SLE) has been reported separately for several countries through the OBSErve (evaluation Of use of Belimumab in clinical practice SEttings) programme. Objectives: To evaluate the effectiveness of belimumab in patients with SLE using pooled data from the individual OBSErve studies. Methods: This was a post hoc meta-analysis (GSK study 206351) of patient level data pooled from six retrospective observational cohort studies (Argentina, Canada, Germany, Spain, Switzerland, United States of America). Physicians provided data for adults (≥18 years; clinical diagnosis of SLE) who had initiated …