Observers’ HRCT scores for patients with CTD-FLD assigned a radiological diagnosis of fibrotic NSIP, UIP or indeterminate (n=168)
| Radiological diagnosis=fibrotic NSIP (n=144) | Radiological diagnosis=UIP (n=15) | Radiological diagnosis=indeterminate (n=9) | p Value | |
|---|---|---|---|---|
| Total interstitial disease extent | 27.3±19.7 | 37.7±18.1 | 31.0±18.4 | 0.032 |
| Ground-glass | 10.0±13.2 | 3.7±6.9 | 9.4±14.9 | 0.681 |
| Reticulation | 16.7±12.7 | 25.7±14.6 | 18.6±11.4 | <0.012 |
| Honeycombing | 0.2±0.2 | 7.5±2.8 | 0.1±0.28 | <0.001 |
| Traction bronchiectasis | 3.7±3.2 | 9.4±8.7 | 4.9±3.1 | <0.001 |
| Consolidation | 1.4±4.8 | 1.6±1.3 | 1.1±1.6 | 0.843 |
| Honeycombing absent/present | 141/3 | 0/15 | 6/3 | |
| Traction bronchiectasis absent/present | 42/102 | 0/15 | 1/8 |
CTD-FLD, connective tissue disease related fibrotic lung disease; NSIP, non-specific interstitial pneumonia; UIP, usual interstitial pneumonia.