Table 4.

Linear correlation of cytokine levels and lung-function parameters as well as thoracic HR-CT scores

		IL-2	IL-4	IL-7	IL-8	CCL2
DLCO-SB (%)	Pearson r	-0.390	-0.536	-0.116	-0.409	-0.442
	P value	0.025	0.0013	0.492	0.012	0.006
FVC (%)	Pearson r		-0.503	-0.195	-0.394	-0.441
	P value		0.0028	0.248	0.016	0.006
TLC (%)	Pearson r		-0.362	-0.081	-0.331	-0.412
	P value		0.04	0.63	0.04	0.01
HR-CT score	Pearson r			-0.021		0.362
	P value			0.903		0.03

The predicted DLCO-SB, FVC, and TLC values are given in percentages. All significant correlations are shown.