Table 2.
Demographics and clinical characteristics
| JIA (n=68) | Controls (n=75) | p-value | |
|---|---|---|---|
| Age, years, mean (SD) | 8.5 ± 1.8 | 8.9 ± 1.6 | 0.21 |
| Sex, n (%) | |||
| Girls | 38 (55.9%) | 42 (56%) | 0.86 |
| Race, n (%) | 0.23 | ||
| White | 48 (70.6%) | 54 (72%) | |
| Mixed | 11 (16.2%) | 10 (13.3%) | |
| Asian American | 4 (1.5%) | 8 (10.7%) | |
| African American | 0 (0 %) | 2 (2.7%) | |
| Hispanic/Latino | 5 (7.4%) | 1 (1.3%) | |
| Participating parent, n (%) | 0.38 | ||
| Mothers | 63 (92.6%) | 66 (88%) | |
| Fathers | 5 (7.4%) | 9 (12%) | |
| Disease category, n (%) | |||
| Oligoarticular | 19 (27.9%) | N/A | |
| Extended oligoarticular | 13 (19.1%) | ||
| Polyarticular RF negative | 22 (32.4%) | ||
| Polyarticular RF positive | 1 (1.5%) | ||
| Systemic | 7 (10.3%) | ||
| Enthesitis-related | 4 (5.9%) | ||
| Psoriatis | 2 (2.9%) | ||
| Disease Activity, n (%) | |||
| Active | 27 (39.7%) | NA | |
| Inactive | 41 (60.3%) | NA | |
| Disease duration, months, mean (SD) | 37.8 + 28 | NA | |
| Physician Global Assessment of disease activity, (0–10) | 0.88 + 1.4 | NA | |
| Active Joint Count, (#) | 1.57 + 4.5 | NA | |
| OSA Risk factors | |||
| BMI | 17.0 ± 2.8 | 17.3 ± 2.4 | 0.46 |
| Oral & Facial Features | |||
| Tonsil size ( > 3) | 7 (10.3%) | 9 (12%) | 0.68 |
| Nasal Turbinate hypertrophy, n (% yes) | 31 (45.6%) | 39 (52%) | 0.63 |
| High arch narrow palate, n (% yes) | 7 (10.3%) | 5 (6.7%) | 0.44 |
| Retrognathia, n (% yes) | 6 (8.8%) | 2 (2.7%) | 0.09 |
| TMJ pain, n (% yes) | 4 (5.9%) | 0 (0%) | 0.03a |
| TMJ crepitus, n (% yes) | 3 (4.4%) | 0 (0%) | 0.07 |
| History of: | |||
| Prematurity, n (% yes) | 9 (13.2%) | 5 (20%) | 0.27 |
| Allergies, n (% yes) | 6 (8.8%) | 12 (16%) | 0.19 |
| Asthma, n (% yes) | 4 (5.9%) | 4 (5.3%) | 0.89 |
| GERD, n (% yes) | 3 (4.4%) | 0 (0%) | 0.07 |
JIA- juvenile idiopathic arthritis; OSA- obstructive sleep apnea.
Data are mean ± SD or n (%).
a
Comparison no longer significant after applying α correction.