From: Roles of mast cells in the pathogenesis of inflammatory myopathy
 | DM | PM | P value |
---|---|---|---|
n = 15 | n = 12 | ||
Age, years | 67.0 (45.5-70.0) | 54.0 (36.0-63.0) | 0.556 |
Sex, % female | 12 (80) | 12 (100) | 0.108 |
Disease duration, months | 3.00 (2.00-4.00) | 3.25 (2.75-6.00) | 0.798 |
Anti-nuclear Ab-positive, % | 8 (53.3) | 6 (50.0) | 0.564 |
Anti-Jo-1-Ab-positive, % | 2 (13.3) | 1 (8.3) | 0.817 |
CK, IU/l | 2,913 (499-9,029) | 1,929 (1,219-3,552) | 1.000 |
MMT score, 0-90 | 76.0 (72.0-78.5) | 75.0 (70.0-80.0) | 0.814 |
Number of patients with ILD, % | 6 (40.0) | 4 (33.3) | 0.734 |
Allergic disease, % | 1 (6.67) | 1 (8.33) | 0.695 |