Table 2 Clinical features of SSc patientsa
Patient characteristics | Patients | Controls |
|---|---|---|
Caucasian males, n | 3 | 9 |
Caucasian females, n | 4 | 12 |
African-American males, n | 1 | 2 |
African-American females, n | 4 | 2 |
Asian females, n | 1 | 1 |
Smokers, n | 1 | 0 |
Former smokers, n | 3 | 0 |
Mean age ± SD, years (range) | 54.6 ± 9.8 (39 to 75) | 43.7 ± 9.4 (22 to 57) |
Disease: limited cutaneous, n | 0 | Not applicable |
   Diffuse cutaneous | 9 | Not applicable |
   Overlap | 4 | Not applicable |
Disease duration, years: mean ± SD (range) | 9.4 ± 6.6 (1 to 22) | Not applicable |
Pulmonary involvement (ILD) | 13 of 13 (100%) | Not applicable |
Pulmonary Hypertension | 5 of 13 (38.5%) | Not applicable |
GI involvement | 12 of 13 (92.3%) | Not applicable |
Cardiac involvement | 7 of 13 (53.8%) | Not applicable |
Renal involvement | 0 of 13 (0%) | Not applicable |
Autoantibodies: ANA+ | 11 of 11 (100%) | Not applicable |
   Scl-70+ | 4 of 11 (36%) | Not applicable |
   Anticentromere | 0 of 10 (0%) | Not applicable |