High Adherence to System‐Level Performance Measures for Rheumatoid Arthritis in a National Early Arthritis Cohort Over Eight Years

OBJECTIVE: To assess adherence to 3 system-level performance measures in a national early rheumatoid arthritis (RA) cohort. METHODS: Patients enrolled in the Canadian Early Arthritis Cohort (2007-2015) who met 1987 or 2010 American College of Rheumatology/European League Against Rheumatism criteria with <1 year of symptom duration and ≥1 year of followup after enrollment were included. Performance measures assessed were the percentage of RA patients seen in yearly followup, and the number of gaps between visits of >12 or >14 months, the percentage of RA patients treated with a disease-modifying antirheumatic drug (DMARD), and days from RA diagnosis to …