Italians, Irish and Germans remained the three leading ancestry groups, making up 46.4 of the state's population.
The United States has a very diverse population; 37 ancestry groups have more than one million members.
Although quantitatively similar to our method, HAPMIX does miss a major ancestry block in the middle.
Cancer patients with missing ancestry were then assigned to one of the four ancestry groups according to the highest probability of being a member of that group.
This survey reflected the Canadian population having > 80% of European ancestry, but the number of participants of other ancestry groups was too low to carry out meaningful comparisons.
The mixed ancestry group are a very heterogeneous population with many having East Asian ancestry [26].
There were more combinations in the Xhosa group than in the mixed ancestry group, which might be expected due to the small size of the mixed ancestry cohort.
In the mixed ancestry group 42 were acute cases and 12 were past history cases.
This resulted in small numbers in the individual cohorts, particularly in the mixed ancestry group.
Otherwise any differences detected may be associated with ancestry group.
