Male/female | 4/10 | 2/5 | 6/15 |
Age, mean yrs | 45 | 47 | |
Race (Caucasian/African Brazilian) | 11/3 | 5/2 | 16/5 |
Mean disease duration prior to the skin biopsy, yrs | 5 | 4 | — |
Followup, mo | 148 | 107 | 127 |
Raynaud’s phenomenon | 14 | 7 | 21 |
Vascular cutaneous ulcers | 6 (5)* | 3 (3)* | 9 (8)* |
Telangiectasis | 7 (5)** | 4 (3)** | 10 (8)** |
Calcinosis | 8 | 1 | 9 |
Esophageal disease | 13 | 5 | 18 |
Polyarthralgia | 9 (5)† | 3 (3)† | 13 (8)† |
Intestinal | 2 | 0 | 2 |
Pulmonary | | | |
Interstitial lung disease | 10 | 4 | 14 |
Vascular disease | 1 | 2 | 3 |
Heart | 3 | 5 | 8 |
Scleroderma renal crisis | 0 | 1 | 1 |
Antinuclear antibody | 11 | 6 | 17 |
Anticentromere antibody | 4 | 0 | 4 |
Anti-Scl-70 | 3 | 3 | 6 |