Table 2 Comparison of HRCT findings in patients with SSc-associated ILD
Characteristics | All subjects | Existence of pathological pulmonary emphysema | P value | |
|---|---|---|---|---|
Yes (p-PE with SSc-ILD) | No | |||
HRCT pattern N (%) | ||||
 Suggestive of UIP | 2 (9.5) | 2 (12.5) | 0 (0.0) | > 0.999 |
 Suggestive or consistent with NSIP | 19 (90.5) | 14 (87.5) | 5 (100.0) | |
HRCT findings N (%) | ||||
 GGO | 21 (100.0) | 16 (100.0) | 5 (100.0) | N/A |
 Consolidation | 2 (9.5) | 1 (6.3) | 1 (20.0) | 0.429 |
 Reticulation | 21 (100.0) | 16 (100.0) | 5 (100.0) | N/A |
 Honeycombing | 1 (4.8) | 1 (6.3) | 0 (0.0) | > 0.999 |
 Traction bronchiectasis | 20 (95.2) | 16 (100.0) | 4 (80.0) | 0.238 |
 Bronchial wall thickening | 10 (47.6) | 7 (43.8) | 3 (60.0) | 0.635 |
 Micro-nodules | 3 (14.3) | 3 (18.7) | 0 (0.0) | 0.549 |
 Emphysema (LAA around no fibrotic appearance) | 4 (19.0) | 3 (18.7) | 1 (20.0) | > 0.999 |
 LAA within interstitial abnormalities | 5 (23.8) | 5 (31.3) | 0 (0.0) | 0.278 |
 Cyst (non-honeycombing, emphysema) | 5 (23.8) | 4 (25.0) | 1 (20.0) | > 0.999 |
 Mosaic attenuation (air trapping) | 7 (33.3) | 4 (25.0) | 3 (60.0) | 0.280 |
 Enlarged mediastinal lymph node | 4 (19.0) | 3 (18.7) | 1 (20.0) | > 0.999 |
 Pleural thickening or effusion | 3 (14.3) | 3 (18.7) | 0 (0.0) | 0.549 |
 Pulmonary artery dilatation | 6 (28.6) | 5 (31.3) | 1 (20.0) | > 0.999 |
 Volume loss | 17 (81.0) | 14 (87.5) | 3 (60.0) | 0.228 |