Crude HRs for mortality according to HRCT and pulmonary indices in CTD-FLD (n=168)
| Variable | HR | 95% CI | p Value |
|---|---|---|---|
| Total interstitial disease extent | 1.02 | 1.01 to 1.04 | <0.001 |
| Ground-glass opacification | 0.99 | 0.97 to 1.02 | 0.753 |
| Fine reticulation | 1.04 | 1.01 to 1.06 | 0.001 |
| Coarse reticulation | 1.06 | 1.01 to 1.11 | 0.014 |
| Honeycombing | 1.13 | 1.07 to 1.19 | <0.001 |
| Traction bronchiectasis | 1.10 | 1.05 to 1.15 | <0.001 |
| Radiological diagnosis | 4.37 | 2.20 to 8.62 | <0.001 |
| FVC %predicted | 0.99 | 0.98 to 1.01 | 0.394 |
| FEV1%predicted | 0.98 | 0.42 to 1.02 | 0.511 |
| DLco %predicted | 0.96 | 0.94 to 0.99 | <0.001 |
CTD-FLD, connective tissue disease related fibrotic lung disease.