Anterior chest wall inflammation by whole-body magnetic resonance imaging in patients with spondyloarthritis: lack of association between clinical and imaging findings in a cross-sectional study

Table 2 Clinical anterior chest wall inflammation by patient and physician assessment and concordance between the two assessments^a

Assessments	SpA group	AS group	nrSpA group
Patient assessment, N	73	58	15
ACW pain present, n (%)	19 (26.0%)	16 (27.6%)	3 (20.0%)
Physician assessment, N	122	95	27
ACW tenderness present, n (%)	32 (26.2%)	25 (26.3%)	7 (25.9%)
Patient versus physician assessment^b (SpA group)	ACW tenderness present	ACW tenderness absent	Total
ACW pain present, n (%)	12 (16.4%)	7 (9.6%)	19 (26.0%)
ACW pain absent, n (%)	7 (9.6%)	47 (64.4%)	54 (74.0%)
Total, n (%)	19 (26.0%)	54 (74.0%)	73 (100%)

^aACW = anterior chest wall; AS = ankylosing spondylitis; nrSpA = nonradiographic spondyloarthritis; SpA = spondyloarthritis. ^bEstimated Cohen's κ = 0.50 (95% CI = 0.24 to 0.71).

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