Laboratory tests | CTD-NSIP (n = 21) | Ab (+)-NSIP (n = 14) | Ab (−)-NSIP (n = 20) | p value |
---|---|---|---|---|
ESR, mm/h | 16.33 ± 7.69 | 19.50 ± 12.70 | 27.45 ± 28.32 | 0.167 |
PaO2, mmHg | 76.28 ± 14.25 | 80.67 ± 9.77 | 77.47 ± 13.52 | 0.614 |
PCO2, mmHg | 40.20 ± 11.94 | 36.24 ± 5.57 | 36.74 ± 4.52 | 0.292 |
TLC, % predicted | 77.17 ± 15.82 | 74.42 ± 10.37 | 77.01 ± 12.70 | 0.844 |
DLCO, % predicted | 53.54 ± 14.06 | 56.62 ± 20.86 | 55.79 ± 8.60 | 0.893 |
Chest CT findings at biopsy | ||||
Ground glass opacity | 15/21 (71.4Â %) | 6/14 (42.9Â %) | 13/20 (65.0Â %) | 0.219 |
Patchy | 16/21 (76.2Â %) | 10/14 (71.4Â %) | 14/20 (70.0Â %) | 0.899 |
Reticular opacity | 12/21 (57.1Â %) | 11/14 (78.6Â %) | 12/20 (60.0Â %) | 0.397 |
Bronchiectasis | 4/21 (19.0Â %) | 5/14 (35.7Â %) | 8/20 (40.0Â %) | 0.315 |
Pleural thickness | 1/21 (4.8Â %) | 4/14 (28.6Â %) | 3/20 (15.0Â %) | 0.147 |