| |
High (n = 36)
|
Medium (n = 23)
|
Low (n = 8)
| | |
|
Demographic variables
| | | | | |
|
Males
|
10 (28%)
|
4 (17%)
|
5 (63%)
|
0.05
|
0.04
|
|
Age (years) at onset
|
9.5 (5.6 to 13.0)
|
10.1 (8.4 to 13.0)
|
4.4 (3.6 to 7.0)
|
0.03
|
<0.01
|
|
Disease duration (years) at follow up
|
14.6 (13.5 to 16.3)
|
14.5 (13.2 to 16.4)
|
15.8 (13.4 to 16.6)
|
NS
|
NS
|
|
Clinical variables
| | | |
NS
|
NS
|
|
Cumulative affected joints
|
18 (10 to 32)
|
22 (10 to 36)
|
23 (12 to 39)
|
NS
|
NS
|
|
Actively involved joints
|
1 (0 to 4)
|
2 (0 to 8)
|
0 (0 to 2)
|
NS
|
NS
|
|
Affected joints
|
6 (2 to 18)
|
8 (0 to 20)
|
8 (1 to 27)
|
NS
|
NS
|
|
Arthritis severity index
|
10 (2 to 31)
|
17 (0 to 46)
|
19 (2 to 54)
|
NS
|
NS
|
|
Physician global assessment
|
2 (1 to 3)
|
2 (1 to 4)
|
1 (1 to 2)
|
NS
|
NS
|
|
Childhood Health Assessment Questionnaire score
|
0.1 (0.0 to 0.6)
|
0.3 (0.0 to 1.2)
|
0 (0.0 to 0.3)
|
NS
|
NS
|
|
Patients with uveitis
|
5 (14%)
|
4 (17%)
|
1 (13%)
|
NS
|
NS
|
|
Remission status at follow up
| | | |
NS
|
NS
|
|
Current remission
|
18 (50%)
|
10 (44%)
|
4 (50%)
| | |
|
Active, but previous remission
|
8 (22%)
|
4 (17%)
|
2 (25%)
| | |
|
Continuously active
|
10 (28%)
|
9 (39%)
|
2 (25%)
| | |
|
Radiographic erosions grade III to IV
|
16 (44%)
|
10 (44%)
|
4 (50%)
|
NS
|
NS
|
|
Laboratory variables
| | | |
NS
|
NS
|
|
Erythrocyte sedimentation rate (mm/hour)
|
8 (4 to 20)
|
8 (5 to 25)
|
3 (0 to 23)
|
NS
|
NS
|
|
C-reactive protein (mg/l)
|
5 (3 to 9)
|
7 (3 to 18)
|
5 (4 to 17)
|
NS
|
NS
|
|
Antinuclear antibody positivity
|
10 (28%)
|
6 (27%)
|
1 (13%)
|
NS
|
NS
|
|
IgM-rheumatoid factor positivity
|
4 (11%)
|
7 (30%)
|
0 (0%)
|
NS
|
NS
|
