Univariate analysis of survival with Cox proportional hazards regression models
| Parameter | HR | 95% CI | p-Value |
| Age, year | 1.011 | 0.964 to 1.061 | 0.654 |
| Male sex | 0.737 | 0.220 to 2.469 | 0.621 |
| Overall extent | 1.041 | 0.993 to 1.092 | 0.098 |
| GGO extent | 1.038 | 0.978 to 1.102 | 0.217 |
| Reticulation extent | 1.068 | 0.997 to 1.144 | 0.061 |
| Honeycombing extent | 2.146 | 1.148 to 4.013 | 0.017 |
| Consolidation extent | 1.074 | 0.943 to 1.223 | 0.284 |
| Fibrosis coarseness | 1.480 | 1.100 to 1.990 | 0.010 |
| Traction bronchiectasis | 1.053 | 0.889 to 1.249 | 0.548 |
| Baseline FVC, %pred | 0.903 | 0.821 to 0.994 | 0.038 |
| Baseline DLco, %pred | 0.805 | 0.530 to 1.223 | 0.310 |
| Baseline PaO2 | 0.988 | 0.911 to 1.071 | 0.766 |
GGO, ground glass opacity; DLco, diffusing capacity for carbon monoxide.