Table 3.
Clinical difference between anti-MDA5 positive and anti-ARS positive patients with RP-ILD.
| Variable | ARS, n=70 | MDA5,n=110 | P value |
|---|---|---|---|
| Heliotrope sign (%) | 18.6 (13/70) | 73.6 (81/110) | <0.001 |
| Gottron sign (%) | 31.4 (22/70) | 80.9 (89/110) | <0.001 |
| V sign (%) | 14.3 (10/70) | 50.9 (56/110) | <0.001 |
| Shawl sign (%) | 8.6 (6/70) | 34.5 (38/110) | <0.001 |
| Skin ulcer (%) | 1.4 (1/70) | 24.5 (27/110) | <0.001 |
| CK (IU/L) | 541.0 ± 1430.6 | 250.2 ± 747.3 | 0.001 |
| ALT (IU/L) | 43.4 ± 34.2 | 87.9 ± 89.7 | <0.001 |
| AST (IU/L) | 40.3 ± 32.0 | 111.9 ± 241.8 | <0.001 |
| Ferritin (ng/ml) | 374.7 ± 461.2 | 1415.3 ± 1991.1 | <0.001 |
| PBL (cell/ul) | 1598.0 ± 947.2 | 770.6 ± 487.4 | <0.001 |
| CD3+T | 1107.7 ± 655.7 | 548.9 ± 354.7 | <0.001 |
| CD4+T | 690.4 ± 546.7 | 359.4 ± 249.9 | <0.001 |
| CD8+T | 428.2 ± 357.8 | 189.2 ± 165.0 | <0.001 |
| NK | 186.8 ± 189.8 | 39.6 ± 46.9 | <0.001 |
| NK (%) | 12.1 ± 7.7 | 5.5 ± 5.3 | <0.001 |
| B1 (CD5+CD19+) | 75.4 ± 113.4 | 23.2 ± 37.2 | <0.001 |
| B2 (CD5-CD19+)% | 11.9 ± 8.4 | 19.7 ± 11.7 | <0.001 |
| BALF Mac% | 14.9 ± 11.5 | 21.2 ± 15.5 | 0.090 |
| BALF LYM% | 19.3 ± 20.5 | 27.7 ± 25.0 | 0.096 |
| BALF NE% | 56.7 ± 28.6 | 47.6 ± 27.3 | 0.184 |
BALF Mac%, percentage of macrophage in bronchoalveolar lavage fluid; BALF LYM%, percentage of lymphocyte in bronchoalveolar lavage fluid; BALF NE%, percentage of neutrophil in bronchoalveolar lavage fluid.