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| Skin biopsy samples | Age (years) | Sex | Disease duration (years) | Modified Rodnan skin score (1–51) |
| Scleroderma 1 | 43 | M | 0.1 | 24 |
| Scleroderma 2 | 29 | F | 2.2 | 29 |
| Scleroderma 3 | 54 | F | 11.0 | 4 |
| Scleroderma 4 | 64 | F | 20.0 | 2 |
| Scleroderma 5 | 63 | M | 13.0 | 7 |
| Scleroderma 6 | 43 | F | 0.6 | 24 |
M, male; F, female.
