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. Author manuscript; available in PMC: 2016 Oct 1.
Published in final edited form as: Am J Med Genet B Neuropsychiatr Genet. 2015 Jun 16;168(7):573–585. doi: 10.1002/ajmg.b.32332

Table 1.

Frequency of HD and HDL2 (HTT and JPH3 mutations) in South African patients referred for diagnostic testing for Huntington disease phenotype

Patients N HD (HTT Expansion) HDL2 (JPH3 expansion) Non-HD/HDL2
N % N % N %
White 171 106 62 0 0 65 38
Black 130 47 36 20 15 63 48
Mixed Ancestry 14 6 43 3 21 5 36
Total 315 159 51 23 7 133 42

N, Number of individuals