Table II.
Blood calprotectin level in patients with different disease types of juvenile idiopathic arthritis (JIA) prior to discontinuation of treatment
| Disease type | Number of patients |
Calprotectin level, ng/ml, median (min–max) |
p (Mann-Whitney criteria) |
|---|---|---|---|
| Oligoarthritis | 32 | 1,400 (200–30,000) |
p12 = 0.54 p13 = 0.09 p14 = 0.67 p22 = 0.21 p23 = 0.92 p34 = 0.40 |
| Polyarthritis | 12 | 1,800 (200–11,200) | |
| Systemic arthritis | 5 | 3,200 (500–22,600) | |
| Enthesitis-related arthritis | 5 | 600 (400–24,000) |
p12 – compared to patients with oligoarthritis and polyarthritis, p13 – compared to patients with oligoarthritis and systemic arthritis, p14 – compared to patients with oligoarthritis and enthesitis-related arthritis, p22 – compared to patients with polyarthritis and systemic arthritis, p23 – compared to patients with polyarthritis and enthesitis-related arthritis, p34 – compared to patients with systemic arthritis and enthesitis-related arthritis.