What are the demographics of scleroderma?

Answer:
.occurs in all races of people all over the world. affects about four females for every male.In the United States,about 300,000 people have scleroderma. Young African-American women and Native Americans of the Choctaw tribe have especially high rates.
First answer by Gale Ency. of Medicine. Last edit by Gale Ency. of Medicine. Contributor trust: 37 [recommend contributor recommended]. Question popularity: 1 [recommend question].