| pSS (56) | RA (49) | DM/PM (54) | SSc (41) |
CTD+ILD | 80.6 (25/31) | 8.8 (3/34) | 26.7 (12/45) | 33.3 (12/36) |
CTD-ILD | 60.0 (15/25) | 20.0 (3/15) | 0 (0/9) | 40.0 (2/5) |
P | 0.089 | 0.531 | 0.025 | 0.771 |