IL-6, IL-8, and IL-10 Are Associated with Hyperferritinemia in Rapidly Progressive Interstitial Lung Disease with Polymyositis/Dermatomyositis

Table 3

The associations between serum ferritin levels and cytokine levels.

	Ferritin, 𝑟𝑠
IL-1𝛽	0.00
IL-2	0.08
IL-4	−0.11
IL-6	0.40*
IL-8	0.57***
IL-10	0.50**
IL-12	0.10
IL-13	0.11
IL-17	0.23
IL-18	0.46**
TNF-𝛼	0.34*
IFN-𝛼	0.04
IFN-𝛾	0.24
IP-10	0.28

Statistical analyses were performed using Spearman’s rank correlation coefficient.
𝑃 values are as indicated below. ^∗𝑃<0.05, ^∗∗𝑃<0.01, and ^∗∗∗𝑃<0.001.
VAS: visual analogue scale and IP-10: interferon γ-inducible 10-kd protein.