Journal of Rheumatic Diseases

Table. 2.

Comparison of clinical and SpA features between PT-SpA and non-PT-SpA

Variable Post-traumatic-SpA (PT-SpA) (n=12) Non-PT-SpA (n=201) p-value
Age 21.0 (20.0∼25.0) 21.0 (20.0∼23.0) 0.771
Sex, male 12 (100.0) 201 (99.5) 1.000
Symptom duration (first SpA symptom to diagnosis, yr) 0.5 (0.25∼3.0) 2.0 (0.5∼4.0) 0.079
Peripheral SpA 3 (25.0) 3 (1.5) <0.001
Enthesitis (heel) 5 (41.7) 49 (24.4) 0.319
Uveitis 2 (16.7) 38 (18.9) 1.000
Psoriasis 0 4 (2.0) 1.000
Inflammatory bowel disease 0 0 1.000
CRP elevation 7/11 (63.6) 112/199 (56.3) 0.868
Alternating buttock pain 7 (58.3) 110 (54.7) 1.000
Good response to NSAID 7 (58.3) 132 (65.7) 0.836
Family history of SpA 1 (8.3) 26 (12.9) 0.985
Peripheral arthritis 5 (41.7) 85 (42.3) 1.000
Dactylitis 0 3 (1.5) 1.000

Values are presented as median (interquartile range) or number (%). SpA: spondyloarthritis, CRP: C-reactive protein, NSAID: nonsteroidal anti-inflammatory drug.

J Rheum Dis 2021;28:25~30 https://doi.org/10.4078/jrd.2021.28.1.25
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