Fig. 3From: Structural changes in the sacroiliac joint on MRI and relationship to ASDAS inactive disease in axial spondyloarthritis: a 2-year study comparing treatment with etanercept in EMBARK to a contemporary control cohort in DESIRProportion of patients with axial spondyloarthritis with decrease or increase in erosion (a), increase or decrease in backfill (b) according to ASDAS outcome, baseline to week 104. ASDAS Ankylosing Spondylitis Disease Activity ScoreBack to article page