Table 1.

Differences in baseline characteristics between responders and non-responders

Baseline characteristic	Responders	Non-responders
	(n = 66)	(n = 22)
Female gender, n (%)	48 (73)	18 (82)
Age at onset of JIA in years, median (IQR)	10.0 (4.2–12.3)	9.4 (3.5–13.7)
Disease duration in years, median (IQR)	2.4 (1.1–4.9)	2.3 (0.8–7.7)
JADAS-10, median (IQR)	20 (14–21)	17 (11–22)
CHAQ score, median (IQR)	1.5 (0.7–2.2)	1.3 (0.6-2.0)
Number of active joints, median (IQR)	11 (5–18)	8 (2–16)
ESR in mm/h, median (IQR)	16 (9–28)	12 (7–18)
Number of previously used DMARDs, median (IQR)	1 (1–2)	1 (1–2)

JIA juvenile idiopathic arthritis, JADAS juvenile arthritis disease activity score, IQR interquartile range, ESR erythrocyte sedimentation rate, CHAQ child health assessment questionnaire, DMARDs disease modifying anti-rheumatic drugs