Evidence of fibrinogen as a target of citrullination in IgM rheumatoid factor-positive polyarticular juvenile idiopathic arthritis

Table 3 Significant differences in anti-citrullinated fibrinogen antibody levels in JIA subtypes and healthy and SLE control groups

Study Group	JIA subtypes and Control Groups	Citrullinated-Fibrinogen p-value
IgM RF-positive polyarthritis	IgM RF-negative polyarthritis	0.002
	Oligoarthritis	0.001
	Systemic-onset arthritis	< 0.001
	Psoriatic arthritis	0.049
	Enthesitis-related arthritis	0.049
	Healthy	0.001
	SLE	< 0.001

Bonferroni post hoc analysis of association between anti-citrullinated fibrinogen levels in JIA subtypes and control groups. Significant differences at p < 0.05. JIA: juvenile idiopathic arthritis; RF: rheumatoid factor; SLE: systemic lupus erythematosus.

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