Table 1 Baseline characteristics of patients with juvenile and adult dermatomyositis*
Characteristic | JDM | DM | JDM and DM |
|---|---|---|---|
N | 26 | 21 | 47 |
Age in years | 10.1 (3.2-17.0) | 53.0 (20.0-79.0) | 16.7 (3.2-79.0) |
Male sex (%) | 10 (38%) | 4 (19%) | 14 (30%) |
Time from Diagnosis date to baseline visit, years | 0.05 (0–14.49) | 0.17 (0–2.85) | 0.10 (0–14.49) |
Prednisone use (%) | 9 (43%) | 14 (70%) | 23 (56%) |
DMARD use (%) | 7 (33%) | 10 (48%) | 17 (40%) |
Global Disease Activity (0–100) | 42.5 (2–81) | 32 (3–80) | 39 (2–81) |
Muscle Disease Activity (0–100) | 23.5 (0–83) | 33 (0–83) | 25 (0–83) |
Global Extra-Skeletal Muscle Disease Activity (0–100) | 35 (2–73) | 32 (0–66) | 33 (0–73) |