AB1177 METHODOLOGICAL ASPECTS OF DESIGN, ANALYSES AND REPORTING OF STUDIES WITH WORK PARTICIPATION AS OUTCOME DOMAIN IN PATIENTS WITH INFLAMMATORY ARTHRITIS: RESULTS OF TWO SYSTEMATIC LITERATURE REVIEWS INFORMING EULAR POINTS TO CONSIDER

Background: Inflammatory arthritis (IA) has substantial impact on work participation (WP). However, methodological issues hamper interpretation, comparison and meta-analyses of studies with WP as outcome domain. Sources of heterogeneity and methodological choices should be assessed in order to improve the quality of future studies. Objectives: To summarize methodological choices in studies with WP as outcome domain in IA and other chronic...