Elevated Serum Levels of Soluble CD30 in Ankylosing Spondylitis Patients and Its Association with Disease Severity-Related Parameters

Table 1

Clinical and demographic information of AS patients and HCs.

	AS ( = 35)	HC ( = 32)
Age (mean ± SD year)	27.5 ± 8.7	27.9 ± 3.0	0.76
Male/female	33/2	12/20	0.00
NSAIDs user (%)	0	—
Glucocorticoid users (%)	2.9	—
DMARDs user (%)	8.6
BASDAI (mean ± SD cm)	4.2 ± 1.8	—
ASDAS (mean ± SD cm)	3.3 ± 1.2	—
BASFI (mean ± SD cm)	2.4 ± 2.1	—
ESR (mm/h)	36.4 ± 33.7	—
CRP (mg/L)	39.7 ± 40.7	—

AS: ankylosing spondylitis; HCs: healthy controls; NSAIDs: nonsteroidal anti-inflammatory drugs; DMARDs: disease modifying antirheumatic drugs; BASDAI: bath AS disease activity index; ASDAS: ankylosing spondylitis disease activity score; BASFI: bath AS functional index; ESR: erythrocyte sedimentation rate; CRP: C-reactive protein.
< 0.05.