Table 2 Pairwise measures of linkage disequilibrium (r2 and D′) for the GSTP1 htSNPs
D′\r2SNP1(T) (rs6591255)SNP2(C) (rs4147581)SNP3(A) (rs1695)SNP4(C) (rs749174)
SNP1(T)0.490.360.63
SNP2(C)−0.990.430.32
SNP3(105A)0.60−0.9270.58
SNP4(C)0.94−0.950.91
  • r2, upper triangle area (bold typeface). D′, lower triangle area.

  • GST, glutathione-S-transferase; SNP, single nucleotide polymorphism.