Frequency of CD19+CD24hiCD38hi regulatory B cells is decreased in peripheral blood and synovial fluid of patients with juvenile idiopathic arthritis: a preliminary study

Table 2 Demographic and clinical features of JIA patients from whom synovial fluid samples were collected

No.	Subtype	Gender	Age (years)	Duration of disease (years)	RF	Treatment when sampled
1	Oligoarticular	M	1.2	0.1	Neg	None^a
2	Oligoarticular^b	M	8	2.1	Neg	NSAID
3	Polyarticular	F	8	4	Neg	NSAID
4	Psoriatic	M	15	1	Neg	NSAID, MTX, anti-TNF

^aThis patient was sampled when diagnosis was made and before treatment was given
^bPeripheral blood sample was collected from the patient the same day synovial fluid sample was collected
F female, JIA juvenile idiopathic arthritis, M male, MTX methotrexate, NA not applicable, Neg negative, NSAID non-steroidal anti-inflammation drug, RF rheumatoid factor, TNF tumor necrosis factor

ISSN: 1546-0096