Table 2 Demographic, clinical and laboratory features in anti-MJ (+) and -MJ (-) patients.
| Â | Anti-MJ (+) n = 10 | Anti-MJ (-) n = 48 | P 1 |
|---|---|---|---|
Demographic data | Â | Â | Â |
Male | 40% | 23% | Â |
Mean age, ys (± SD) | 37.6 (± 12) | 54.6 (± 14.8) | 0.0023 |
DM/PM/overlap (%) | 80/20/0 | 40/48/13 | DM 0.03 |
Clinical and laboratory data | Â | Â | Â |
Heliotrope rash | 60% | 19% | 0.01 |
Calcinosis | 30% | 8% | 0.09 |
Facial erythema | 60% | 33% | ns |
Gottron's papules | 20% | 19% | ns |
Arthritis | 20% | 8% | ns |
Raynaud's phenomenon | 20% | 27% | ns |
Heart involvement | 0% | 13% | ns |
Interstitial lung disease | 0% | 33% | 0.048 |
Elevated CPK at last visit | 0% | 25% | ns |