HRCT | pSS (55) | RA (49) | DM/PM (58) | SSc (34) | P |
Normal HRCT | 10 (18.0) | 10 (20.4) | 6 (10.3) | 1 (2.9) | 0.023 |
Reticular opacity or honeycombing | 10 (10.9) | 10 (20.4) | 18 (31.0) | 17 (50.0) | 0.006 |
Nodule | 7 (12.7) | 6 (12.2) | 4 (6.9) | 0 (0) | 0.043 |
Cord shadow | 12 (21.8) | 9 (18.4) | 11 (19.0) | 4 (11.8) | 0.696 |
Patching or ground-glass opacity | 16 (29.1) | 16 (22.4) | 12 (20.7) | 6 (17.6) | 0.287 |
Emphysema or bulla or bronchiectasis | 10 (18.1) | 5 (10.2) | 7 (12.1) | 8 (23.5) | 0.311 |
Slight inflammation | 4 (7.3) | 4 (8.2) | 2 (3.4) | 5 (14.7) | 0.290 |
Patching, ground-glass opacity, and slight inflammation | 20 (36.4) | 20 (40.8) | 14 (24.1) | 11 (32.4) | 0.297 |