Colfax Beta-80 is a rare genetic defect found primarily in people of Scandinavian descent  Over 97% of known carriers of this defect are citizens of, or are direct descendants of immigrants from, Denmark, Norway, and Sweden
People who carry the Colfax Beta-80 defect are at substantially higher risk for contracting Lupus and related autoimmune diseases
The majority of people who contract Lupus are either Scandinavian or of Scandinavian descent.