From: Effect of ANA positivity on clinical picture of the JIA: should ANA positive JIA be classified as a different group?
ANA negative
ANA pozitive
P
n
%
Oligoarticular persistent
113
48,5
121
71,6
<0,001
Oligoarticular extended
11
4,7
15
8,9
Polyarticular RF (-)
99
42,5
30
17,8
Psoriatic
10
4,3
3
1,8
Total
233
100
169