Table 2.

The variables showing significant correlation with the percentage of PBCECs by the Pearson’s correlation analysis.

	Correlation coefficients, r	P value
Erythropoietinb (mIU/mL)	0.67	0.009
Hepcidinb (pg/mL)	0.64	0.003
White blood cell counta	0.61	< 0.001
Interleukin-6a (pg/mL)	0.55	< 0.001
C-reactive proteina (mg/dL)	0.55	< 0.001
G-CSF* (mIU/mL)	0.49	0.003
Red cell distribution widtha (%)	0.45	0.01
IL-18a (ng/mL)	0.42	0.02
sTNFR1a (mIU/mL)	0.37	0.03

There were no variables showing significant negative correlation with the percentage of PBCECs. The number of analyzed patients with oligo/polyarticular JIA, Kawasaki disease, and systemic-onset JIA.

^a10, 14, and 9.

^b3, 7, and 5.