Table 1.
Clinical features and laboratory findings of patients with NSIP
| NSIP (n = 55) | |
|---|---|
| Clinical manifestations, N (%) | |
| Dyspnea | 40 (72.7) |
| Cough | 47(85.5) |
| Chest pain | 4(7.3) |
| Dry eyes or dry mouth | 3(5.5) |
| Fever | 7 (12.7) |
| Arthralgia | 9(16.4) |
| Skin rash | 6(10.9) |
| Raynaud’s phenomenon | 3(5.5) |
| Weight loss | 4(7.3) |
| Crackles | 41(74.6) |
| Clubbing | 21(38.2) |
| Laboratory tests | |
| ESR, mm/h | 21.2 ± 19.2 |
| PaO2, mmHg | 77.8 ± 12.9 |
| PCO2, mmHg | 37.9 ± 8.4 |
| Serological results, N (%) | |
| Anti-nuclear antibody | 14 (25.5) |
| Anti-SSA antibody | 3 (5.5) |
| Anti-neutrophil cytoplasmic antibody | 3 (5.5) |
| Anti-Jo-1 antibody | 1 (1.8) |
| Anti-Scl-70 antibody | 1 (1.8) |
| PFT | |
| TLC, % predicted | 76.8 ± 14.1 |
| DLCO, % predicted | 56.4 ± 16.8 |
| Baseline chest CT findings, N (%) | |
| Ground glass opacity | 34 (61.8) |
| Patchy opacity | 40 (72.7) |
| Irregular reticular opacity | 35 (63.6) |
| Traction bronchiectasis | 17 (30.9) |
| Pleural thickness | 5 (14.6) |