Table 1: Initial demographic data and disease characteristics.

CharacteristicGroup I—ILBI Group II—Placebo Statistical significance

Demographic
 Male sex—no. (%)8 (57.1)5 (55.6)NS
 Age—years; mean ± SD NS
 Weight—kg; mean ± SD NS
JIA characteristics
 Duration of disease—years; mean ± SD NS
 Extended oligoarthritis—no. (%)6 (42.9)4 (44.4)NS
 Polyarthritis (RF negative)—no. (%)5 (35.7)3 (33.3)NS
 Polyarthritis (RF positive)—no. (%)3 (21.4)2 (22.2)NS

NS: nonsignificant difference between the two groups, value ≥ 0.05. SD: standard deviation. RF: rheumatoid factor.