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Table 1 Distribution of Y chromosome haplogroups in fertile and infertile men from Uruguay

From: Associations between male infertility and ancestry in South Americans: a case control study

Ancestry Main haplogroup Subclade Fertile men (n) Infertile men (n)
African A-B   1 0
African-European E   15 16
European R   87 55
Eurasian aF(xK)   39 38
G 7 10
F(xGIJ2K) 9 11
I 11 11
J2 8 5
Native American Q   5 0
Asian DE   0 1
Eurasian K(xP)   4 7
L 1 2
M1 0 1
N 3 2
K(xLM1NOP) 0 2
  1. Fisher’s exact probability test of the distributions of 7 haplogroups and their 13 subclades between fertile and infertile men; no differences were found (p > 0.05)
  2. aNote that 4 fertile and 1 infertile men were only defined by the main haplogroup (see text)