Journal of Rheumatic Diseases

Table. 1.

Clinical characteristics and laboratory findings of patients with ankylosing spondylitis (AS), rheumatoid arthritis (RA), and health controls (HCs)

Variable AS (n=57) RA (n=19) HCs (n=31)
Age (yr) 33.70±11.91 52.26±14.29 26.71±3.84
Sex, male 56 (84.8) 4 (21.1) 21 (67.7)
Disease duration (mo) 33.14±57.81 31.15±45.37 NA
History of peripheral arthritis 29 (43.9) 25 (100) NA
History of uveitis 23 (34.8) NA NA
History of enthesitis 11 (16.7) NA NA
History of dactylitis 5 (7.6) NA NA
Psoriasis 2 (3.0) NA NA
ASDAS-CRP 2.99±1.20 NA NA
BASFI 2.06±2.08 NA NA
BASRI 6.50±2.93 NA NA
Recent treatments
Naive 18 (27.7) 4 (16.0) NA
NSAIDs use 40 (60.6) 4 (21.1) NA
TNF-blocker use 8 (12.3) 1 (5.3) NA
Steroid use 4 (6.1) 11 (57.9) NA
Laboratory parameters
WBC (103/mm3) 8.04±2.82 7.80±2.93 NA
Lymphocyte (103/mm3) 2.36±0.79 1.86±0.76 NA
Platelet (103/mm3) 298.83±87.27 296.47±64.57 NA
CRP (mg/dL) 1.99±4.44 0.65±0.95 NA
HLA-B27 positivity 59 (89.4) NA NA

Values are presented as mean±standard deviation or number (%). ASDAS: ankylosing spondylitis disease activity score, BASFI: bath ankylosing spondylitis functional index, BASRI: bath ankylosing spondylitis radiographgic index, CRP: C-reactive protein, NA: not applicable, NSAIDs: non-steroid inflammatory drugs, TNF: tumor necrosis factor, HLA: human leukocyte antigen, WBC: white blood cell.

J Rheum Dis 2022;29:33~39 https://doi.org/10.4078/jrd.2022.29.1.33
© J Rheum Dis