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. 2013 Aug 5;2013:782941. doi: 10.1155/2013/782941

Table 2.

Distribution of the ABO blood types in patients with CHD and controls.

Sample n   Phenotype frequency Allele frequency
  A B O AB A B O
Patients 250 Abs. no. 60 77 96 17 0.193 0.238 0.567
  % 24.00 30.80 38.40 6.80
Controls 250 Abs. no. 54 81 54 61 0.265 0.337 0.398
  % 21.60 32.40 21.60 24.40