| Cytokine | Normal controls | IPF | p Value | ||
| Median | IQR | Median | IQR | ||
| ENA-78 | 0.01 | 16.53 | 328.6 | 579.7 | <0.001 |
| IL8 | 25.9 | 54.4 | 338.2 | 702.5 | <0.001 |
| IFNγ | 0.2 | 6.93 | 6.3 | 5.65 | 0.329 |
| IL1ra | 945.7 | 1696.7 | 7358.4 | 18799.5 | <0.001 |
| MCP-1 | 15.7 | 7.46 | 341.8 | 459.2 | <0.001 |
| MIP-1α | 65.5 | 129.5 | 145.3 | 67.1 | <0.001 |
| IL4 | 0.01 | 12.27 | 16.4 | 25.3 | 0.014 |
| IL6 | 0.37 | 0.5 | 7.7 | 23.54 | <0.001 |
| RANTES | 6.1 | 36.5 | 39.8 | 56.1 | 0.002 |
| G-CSF | 22.2 | 13.7 | 55.1 | 75.8 | 0.019 |
BALF, bronchoalveolar lavage fluid; ENA-78, epithelial neutrophil activating peptide-78; G-CSF, granulocyte-colony stimulating factor; IFNγ, interferon γ; IL, interleukin; IPF, idiopathic pulmonary fibrosis; MCP-1, monocyte chemoattractant protein-1; MIP-1α, macrophage inflammatory protein 1α; RANTES, regulated upon activation, normal T cell expressed and secreted.