Table 1

Y chromosome haplogroup (hg) distribution in testicular cancer patients and in the relevant English control population

PopulationNHg 1Hg 2Hg 3Hg 9Hg 21Hg 26
Testicular cancer4332821
    (%)74.418.64.72.3
English population17911739887
    (%)65.421.84.44.43.9