Table 1.
Patient demographics
| Characteristic | n (%) |
| Mean age (years) | 55.4 ± 10.9 |
| Gender | |
| Male | 7 (28%) |
| Female | 18 (72%) |
| Race | |
| Caucasian | 19 (76%) |
| African American | 6 (24%) |
| Disease duration (years) | 10.29 ± 9.8 |
| Skin involvement | |
| Diffuse disease | 8 (32%) |
| Mean skin score (MRSS) | 24.5 ± 8.2 |
| Limited disease | 17 (68%) |
| Mean skin score (MRSS) | 13 ± 5.9 |
| Raynaud's | 24 (96%) |
| Arthralgias | 23 (88%) |
| Internal organ involvement | |
| Gastrointestinal | 24 (96%) |
| Pulmonary | 15 (60%) |
| Renal | 2 (8%) |
| Cardiac | 2 (8%) |
MRSS, modified Rodnan skin score.