AHSG 256C/G gene polymorphism distribution in 41 patients with systemic sclerosis.
| AHSG 256 C/G | Calcinosis +, No. (%) | Calcinosis −, No. (%) | p |
|---|---|---|---|
| CC | 1 (5) | 3 (14) | NS |
| GC | 5 (25) | 5 (24) | NS |
| GG | 14 (70) | 13 (62) | NS |
| G allele frequency | 0.82 | 0.74 | NS |
AHSG: α-2-Heremans-Schmid glycoprotein; NS: not significant.