Table 1.

Phenotypic characteristics of patients at month 0 (baseline)

	Arm 1	Arm 2
Female	19 (63.3 %)	26 (76.5 %)
Male	11 (36.7 %)	8 (23.5 %)
Aged 2–6 years	7	5
Aged 7–11 years	11	15
Aged 12–16 years	12	14
Age (years), mean ± SD	10.5 ± 4.5	11.4 ± 3.6
RF-positive	9 (30 %)	12 (35.3 %)
ANA-positive	22 (73.3 %)	18 (52.9 %)a

Values are given as n (%) unless otherwise indicated

^aOne missing value

ANA Antinuclear antibody, RF rheumatoid factor, SD standard deviation