Functional MR imaging beyond structure and inflammation—radiographic axial spondyloarthritis is associated with proteoglycan depletion of the lumbar spine

Table 1 Demographic, clinical, serological, and functional information of the study population

Data are given as means ± standard deviations. Only for the radiographic axial spondylarthritis (r-axSpA) patients were data on disease durations, CRP levels, and functional scores, i.e., Bath Ankylosing Spondylitis Disease Activity and Bath Ankylosing Spondylitis Function Indices (BASDAI and BASFI), available. na not available; CRP C-reactive protein, normal range 0–0.5 mg/dL; bDMARD biological disease-modifying drug

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