Characteristics | Mean (SD) | Range | n (%) |
---|---|---|---|
Sociodemographic characteristics | |||
Age, yrs | 12.8 (2.7) | 8.0–17.8 | |
Age at diagnosis, yrs | 7.4 (4.5) | 1.1–16.8 | |
Female | 75 (70.1) | ||
Median family income, Can$* | 66,963 (15,696) | 32,841–107,626 | |
Disease-related characteristics | |||
Active joint count, n = 107 | |||
0 | 72 (61.5) | ||
1 | 20 (17.1) | ||
≥ 2 | 25 (21.4) | ||
Disease duration, yrs | 5.47 (4.12) | 0.04–15.24 | |
Functional status, CHAQ | 0.3 (0.5) | 0.0–2.0 | |
Disability, mild-moderate or higher | 20 (18.7) | ||
No disability | 75 (70.1) | ||
Missing data | 12 (11.2) | ||
Distribution of disease subtype | |||
Oligoarthritis | 55 (51.4) | ||
Polyarthritis | 22 (20.5) | ||
Systemic arthritis | 5 (4.7) | ||
Enthesitis-related arthritis | 17 (15.9) | ||
Psoriatic arthritis | 6 (5.6) | ||
Undifferentiated | 2 (1.9) | ||
Prescribed treatment | |||
Use of at least 1 arthritis medication | 80 (74.8) | ||
NSAID | 52 (48.6) | ||
MTX | 43 (40.2) | ||
Corticosteroids | 5 (4.7) | ||
TNF-α inhibitors | 11 (10.3) | ||
Other DMARD | 10 (9.3) | ||
Subcutaneous drugs | 34 (31.8) | ||
No. prescribed arthritis medications | 1.26 (1.04) | 0–5 |
↵* Median income was based on the first 3 characters of the family’s home postal code (Statistics Canada, 2006) and expressed in Canadian dollars. JIA: juvenile idiopathic arthritis; CHAQ: Childhood Health Assessment Questionnaire; NSAID: nonsteroidal antiinflammatory drugs; MTX: methotrexate; TNF-α: tumor necrosis factor-α; DMARD: disease-modifying antirheumatic drugs.