Fig. 1

Flow chart showing path for inclusion and exclusion of the patients in the study. ASAS: Assessment of SpondyloArthritis International Society, IBP: inflammatory back pain, SpA: spondyloarthritis
Flow chart showing path for inclusion and exclusion of the patients in the study. ASAS: Assessment of SpondyloArthritis International Society, IBP: inflammatory back pain, SpA: spondyloarthritis