Portuguese | Brazilian | p value | Total | |
---|---|---|---|---|
Number of patients (%) | 188 (64.4) | 104 (35.6) | – | 292 (100) |
Current age (mean ± SD) (years) | 16.3 ± 7.1 | 10.7 ± 3.9 | < 0.001 | 14.3 ± 6.7 |
Disease duration (mean ± SD) (years) | 9.1 ± 6.8 | 4.5 ± 2.9 | < 0.001 | 7.5 ± 6.2 |
Female (%) | 108 (57.4) | 71 (68.3) | 0.069 | 179 (61.3) |
JIA categories (%)* | ||||
Persistent oligoarticular | 35 (18.6) | 24 (23.1) | 0.36 | 59 (20.2) |
Extended oligoarticular | 26 (13.8) | 9 (8.7) | 0.19 | 35 (12) |
Polyarticular RF negative | 35 (18.6) | 34 (32.7) | 0.006 | 69 (23.6) |
Polyarticular RF positive | 14 (7.4) | 6 (5.8) | 0.58 | 20 (6.8) |
Enthesitis related arthritis | 40 (21.3) | 11 (10.6) | 0.02 | 51 (17.5) |
Systemic onset | 14 (7.4) | 13 (12.5) | 0.15 | 27 (9.2) |
Psoriatic arthritis | 11 (5.9) | 4 (3.8) | 0.45 | 15 (5.1) |
Undifferentiated or unclassified | 2 (1.1) | 2 (1.9) | 0.54 | 4 (1.4) |
Not reported | 11 (5.9) | 1 (1) | – | 12 (4.1) |