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