Table 2.
Extra-articular clinical features in the various JIA subtypes presenting at University Teaching Hospital, Lusaka, Zambia
| Clinical features | Systemic JIA (n = 11) | Polyarticular RF(−) JIA (n = 27) | Polyarticular RF(+) JIA (n = 9) | Oligoarticular (n = 25) | Psoriatic arthritis JIA (n = 1) | Enthesitis related JIA (n = 5) | Overall (n = 78) |
|---|---|---|---|---|---|---|---|
| Fever |
11 (100%) |
10 (37.0%) |
2 (22.2%) |
4 (16.0%) |
1 (100%) |
0 (0%) |
28 (35.9%) |
| Still’s Rash |
4 (36.4%) |
2 (7.4%) |
1 (11.1%) |
2 (8.0%) |
0 (0%) |
0 (0%) |
9 (11.5%) |
| Eye Involvement |
1 (9.1%) |
1 (3.7%) |
1 (11.1%) |
3 (12.0%) |
0 (0%) |
4 (80.0%) |
10(12.8%) |
| Acute Uveitis |
0 (0%) |
1 (3.7%) |
1 (11.1%) |
0 (0%) |
0 (0%) |
1 (20.0%) |
3 (3.8%) |
| Chronic Uveitis |
1 (9.1%) |
0 (0%) |
0 (0%) |
3 (12.0%) |
0 (0%) |
2 (40.0%) |
6 (7.7%) |
| Conjuctivitis |
0 (0%) |
0 (0%) |
0 (0%) |
0 (0%) |
0 (0%) |
1 (20.0%) |
1 (1.3%) |
| None |
10 (90.9%) |
26 (96.3%) |
8 (88.9%) |
22 (88.0%) |
1 (100%) |
1 (20.0%) |
69(87.2% ) |
| *ESR |
40±29.0 |
59±39.2 |
53±2.0 |
44.2±22.3 |
ND |
ND |
52.25±34.4 |
| (n = 3) |
(n = 11) |
(n = 2) |
(n = 5) |
|
|
(n = 21) |
|
| HB |
11.1±0.82 |
10.7±2.47 |
11.1±0.0 |
11.56±2.01 |
ND |
ND |
11.0±2.2 |
| (n = 3) | (n = 13) | (n = 2) | (n = 5) | (n = 23) |
NB.: JIA Juvenile Idiopathic Arthritis, n number, RF (−) Rheumatoid Factor negative, RF(+) Rheumatoid Factor Positive, ND Not determined, ESR Erythrocyte Sedimentation rate.
*It must be noted that ESR were only available in 21 out of the 78 JIA case series.