Table 2

 Frequent haplotypes in European Americans (frequency >5%)

Frequency
TRPA1 block 1 (SNP 2, 3, 4)
    C_C_A0.43
    T_T_G0.30
    T_C_G0.16
    C_C_G0.11
    Sum0.99
TRPA1 block 2 (SNP 5, 6)
    A_G0.40
    A_A0.36
    T_G0.23
    Sum0.99
TRPM8 block 1 (SNP 1, 2, 3)
    G_G_G0.80
    A_G_G0.09
    A_C_G0.06
    Sum0.95
TRPV1 block 1 (SNP 1, 2)
    C_T0.44
    A_C0.31
    A_T0.25
    Sum1.00
TRPV1 block 2 (SNP 3, 4)
    A_C0.47
    G_C0.35
    G_A0.17
    Sum0.99
TRPV1 block 3 (SNP 7, 8, 9)
    C_C_C0.65
    C_G_C0.23
    T_C_T0.11
    Sum0.99
OPRD1 block 1 (SNP 1, 2, 3)
    G_A_A0.59
    G_A_G0.20
    T_G_A0.11
    G_G_A0.10
    Sum0.99
OPRD1 block 2 (SNP 4, 5)
    T_ T0.52
    C_C0.27
    C_T0.20
    Sum0.99
OPRD1 block 3 (SNP 8, 9)
    T_A0.56
    C_T0.33
    C_A0.11
    Sum0.99
COMT block 1 (SNP 2, 3, 4)
    C_T_T0.42
    T_T_T0.33
    C_C_G0.20
    Sum0.95
COMT block 2 (SNP 6, 7, 8, 9, 10, 11)
    T_T_A_T_C_A0.49
    C_C_G_C_G_G0.42
    T_C_A_C_C_G0.07
    Sum0.98
FAAH block 1 (SNP 1, 2)
    G_T0.37
    G_C0.35
    A_C0.28
    Sum0.99
FAAH block 2 (SNP 5, 6)
    C_G0.63
    C_A0.22
    T_A0.15
    Sum0.99