Table 1.

Clinical characteristics of patients included in the study

Clinical characteristic	Oligo-extended	Oligoarticular
No.	13	9
Age mean (range), years	10.0 (3.0-21.6)	8.0 (4.4-14.3)
Disease duration, years	5.8 (0.4-17.4)	2.1 (0.2-13.3)*
ESR mean (range), mm/h	39.8 (10–101)	35.6 (14.0-90.0)
CRP mean (range), mg/L	23.5 (3.3-72.0)	9.4 (3.0-30.6)*
VAS mean (range), mm	7.5 (2.0-9.7)	7.2 (4.0-9.0)
No. of active joints	3.9 (1–13)	2.3 (1–5)*
Previous treatment	None (3 pts)
Methotrexate (MTX, 4 pts)
Naproxen (NPX, 2 pts)
MTX/NPX (3 pts)
MTX/prednison (2 pts)	None (3 pts)
Naproxen (6 pts)

*p < 0.05.