Real-world treatment patterns of rheumatoid arthritis in Brazil: analysis of DATASUS national administrative claims data for pharmacoepidemiological studies (2010-2020)

  Study design and database This was a descriptive, retrospective claims database study using the DATASUS database. The study identified patients with RA who sought care within SUS between January 1, 2010 and December 31, 2020. The administrative claims data in DATASUS is presented as procedure codes from billing data and includes demographic information, all…