Variable | Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|---|
HR | 95% CI | P Value | HR | 95% CI | P Value | |
ILD treatment | ||||||
 Antifibrotics | 0.714 | 0.420–1.214 | 0.214 |  |  |  |
 Corticosteroid ± IS | 2.058 | 1.218–3.476 | 0.007 | 1.162 | 0.503–2.685 | 0.726 |
Acute exacerbation | 2.124 | 1.147–3.931 | 0.017 | 1.282 | 0.542–3.034 | 0.572 |
Initial treatment for LC | ||||||
 Surgery | 0.198 | 0.092–0.423 | < 0.001 | 0.235 | 0.106–0.522 | < 0.001 |
 Chemotherapy | 2.334 | 1.276–4.269 | 0.006 | 1.290 | 0.682–2.439 | 0.434 |
 Radiotherapy | 0.781 | 0.412–1.480 | 0.449 |  |  |  |
 CCRT | 0.916 | 0.222–3.776 | 0.904 |  |  |  |