| Arm 1 | Arm 2 |
---|---|---|
Female | 19 (63.3Â %) | 26 (76.5Â %) |
Male | 11 (36.7Â %) | 8 (23.5Â %) |
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 (30Â %) | 12 (35.3Â %) |
ANA-positive | 22 (73.3Â %) | 18 (52.9Â %)a |