Research Article
Interobserver Agreement in Magnetic Resonance of the Sacroiliac Joints in Patients with Spondyloarthritis
Table 1
Characteristics of the study population.
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ESSG: European Spondyloarthropathy Study Group; ASAS: Assessment of SpondyloArthritis International Society; AS: Ankylosing Spondylitis; ReA: Reactive Arthritis; uSpA: Undifferentiated Spondyloarthritis; axSpA: axial spondyloarthritis; pSpA: peripheral spondyloarthritis; SD: standard deviation; ESR: erythrocyte sedimentation rate; hsCRP: high sensitivity C-reactive protein; BASDAI: Bath Ankylosing Spondylitis Disease Activity Index; BASFI: Bath Ankylosing Spondylitis Functional Index. |