Table 3.

Percent decrease in the chances of finding at least one match for “Black” or most genetically African individuals, relative to “White” or least genetically Africans, respectively.*

Query(low resolution)	Black vs. White	Most vs. Least African (genome)	Most vs. Least African (MHC)
6/6	9%	11%	18%
8/8	51%	54%	65%
10/10	57%	60%	75%

*All contrasts are referenced to that between “Black” (n=1,589) and “White” (n=3,544) sample sizes, involving a partition of ancestry of 3,544 individuals into two groups.