Table 4.
Pulmonary function was correlated with the expression of STAT4/STAT6 and MMP-9/TIMP-1.
| Indicators | FEV1 | FVC | FEV1/FVC% | DLco%pred | MMP-9/TIMP-1 | STAT4/STAT6 |
|---|---|---|---|---|---|---|
| FEV1 | 0.91 | 0.59 | 0.38 | −0.55 | −0.49 | |
| FVC | 0.91* | 0.23 | 0.21 | −0.35 | −0.3 | |
| FEV1/FVC% | 0.59* | 0.23* | 0.48 | −0.62 | −0.55 | |
| DLco%pred | 0.38* | 0.21* | 0.48* | −0.61 | −0.51 | |
| MMP-9/TIMP-1 | −0.55* | −0.35* | −0.62* | −0.61* | 0.71 | |
| STAT4/STAT6 | −0.49* | −0.30* | −0.55* | −0.51* | 0.71* |
FEV1: forced expiratory volume in 1 s; FVC: forced vital capacity; DLco%pred: the predicted value of carbon monoxide diffusing capacity; STAT4: signal transducers and activators of transcription 4; STAT6: signal transducers and activators of transcription 6; MMP-9: matrix metalloproteinase-9; TIMP-1: tissue inhibitor of metalloproteinases-1.