Table 1.

Demographic data of 34 children with 49 swollen ankles.

DiagnosisNo (%)Mean Age, yrs (range)M/F
Poly JIA19 (56)11.3 (3.9–17.3)7/12
Oligo JIA13 (38)8.6 (2.75–16.5)4/9
Psoriatic JIA1 (3)161/0
Systemic JIA1 (3)4.51/0