Table 1 JIA patients examined with panoramic radiographs (n = 158), allocated to the eight ILAR categories
| Â | Total | Systemic | Persistent oligo | Extended oligo | RF-negative polyarthritis | RF-positive polyarthritis | Psoriatic | ERA | Other arthritis |
|---|---|---|---|---|---|---|---|---|---|
Total n (% girls) | 158 (73) | 4 (50) | 62 (76) | 12 (67) | 43 (77) | 10 (100) | 17 (82) | 2 (0) | 8 (25) |
Age at onset, median, 25/75th percentile yrs | 7.2 (3.4/10.8) | 4.8 (3.7/6.0) | 6.0 (2.1/9.3) | 4.4 (2.6/4.8) | 7.1 (3.8/9.8) | 11.7 (9.9/15.0) | 9.0 (4.0/13.1) | 13.5 (12.5/14.4) | 10.1 (9.3/13.0) |
Disease duration, median, 25/75th percentile yrs | 2.5 (0.5/3.9) | 2.9 (0.9/4.9) | 2.6 (0.3/3.8) | 2.4 (0.6/4.4) | 3.0 (0.6/4.8) | 0.9 (0.1/1.5) | 2.6 (0.1/2.9) | 0.3 (0.1/0.5) | 1.7 (0.8/2.1) |
Condylar alteration, n (%) | 68 (43) | 0 | 26 (42) | 9 (69) | 16 (37) | 7 (70) | 10 (56) | 0 | 3 (33) |
Toadstool appearance, n (%) | 12 (8) | 0 | 4 (6) | 1 (8) | 4 (9) | 2 (20) | 0 | 1 | 0 |