SNPs | Allele frequency | Genotype frequency | Association | |||
---|---|---|---|---|---|---|
 | DM (n = 225) | CRI (n = 196) | DM (n = 225) | CRI (n = 196) | Allele (df = 1) | Genotype (df = 2) |
COMT -287 G>A | G = 0.63 | G = 0.65 | GG = 0.38 | GG = 0.43 | χ2 = 0.45; | χ2 = 0.93; |
 | A = 0.37 | A = 0.35 | GA = 0.49 | GA = 0.44 | P = 0.50 | P = 0.63 |
 |  |  | AA = 0.13 | AA = 0.13 |  |  |
COMT 408 C>G | C = 0.71 | C = 0.69 | CC = 0.51 | CC = 0.47 | χ2 = 0.61; | χ2 = 0.98; |
 | G = 0.29 | G = 0.31 | CG = 0.39 | CG = 0.44 | P = 0.43 | P = 0.61 |
 |  |  | GG = 0.10 | GG = 0.09 |  |  |
COMT 472 G > A (Val158 Met) | G = 0.53 | G = 0.59 | GG = 0.28 | GG = 0.38 | χ2 = 2.71; | χ2 = 4.10; |
 | A = 0.47 | A = 0.41 | GA = 0.51 | GA = 0.42 | P = 0.10 | P = 0.13 |
 |  |  | AA = 0.21 | AA = 0.20 |  |  |
COMT 900 Ins/Del C | Ins = 0.71 | Ins = 0.69 | Ins/Ins = 0.54 | Ins/Ins = 0.46 | χ2 = 0.59; | χ2 = 5.83; |
 | Del = 0.29 | Del = 0.31 | Ins/Del = 0.34 | Ins/Del = 0.46 | P = 0.44 | P = 0.054 |
 |  |  | Del/Del = 0.12 | Del/Del = 0.08 |  |  |
DRD1 -48A>G | A = 0.55 | A = 0.82 | AA = 0.33 | AA = 0.34 | χ2 = 0.33; | χ2 = 1.83; |
 | G = 0.45 | G = 0.18 | AG = 0.44 | AG = 0.46 | P = 0.57 | P = 0.401 |
 |  |  | GG = 0.23 | GG = 0.20 |  |  |
DRD2 -141 ins/del C | Ins = 0.74 | Ins = 0.85 | Ins/Ins = 0.57 | Ins/Ins = 0.74 | χ 2 = 12.11; | χ 2 = 11.3; |
 | Del = 0.26 | Del = 0.15 | Ins/Del = 0.35 | Ins/Del = 0.23 | P < 0.001 a | P = 0.004 a |
 |  |  | Del/Del = 0.08 | Del/Del = 0.03 |  |  |
DRD2 G>A | G = 0.77 | G = 0.66 | GG = 0.61 | GG = 0.45 | χ 2 = 7.94; | χ 2 = 7.83; |
 | A = 0.23 | A = 0.34 | GA = 0.31 | GA = 0.42 | P = 0.005 | P = 0.02 |
 |  |  | AA = 0.08 | AA = 0.13 |  |  |
DRD2 T>C | T = 0.74 | T = 0.69 | TT = 0.55 | TT = 0.48 | χ2 = 2.30; | χ2 = 2.18; |
 | C = 0.26 | C = 0.31 | TC = 0.37 | TC = 0.41 | P = 0.13 | P = 0.335 |
 |  |  | CC = 0.08 | CC = 0.11 |  |  |
DRD3 Ser9Gly | C = 0.64 | C = 0.59 | CC = 0.43 | CC = 0.35 | χ2 = 2.03; | χ2 = 2.8 |
 | G = 0.36 | G = 0.41 | CG = 0.42 | CG = 0.48 | P = 0.15 | P = 0.25 |
 |  |  | GG = 0.15 | GG = 0.17 |  |  |
DRD4 -120 bp Deletion | Ins = 0.68 | Ins = 0.73 | Ins/Ins = 0.48 | Ins/Ins = 0.53 | χ2 = 1.77; | χ2 = 1.72; |
 | Del = 0.32 | Del = 0.27 | Ins/Del = 0.42 | Ins/Del = 0.39 | P = 0.18 | P = 0.42 |
 |  |  | Del/Del = 0.105 | Del/Del = 0.08 |  |  |
DRD4 -521 C>T | C = 0.40 | C = 0.45 | CC = 0.18 | CC = 0.22 | χ2 = 1.25; | χ2 = 1.15; |
 | T = 0.60 | T = 0.55 | CT = 0.44 | CT = 0.45 | P = 0.26 | P = 0.56 |
 |  |  | TT = 0.38 | TT = 0.33 |  |  |
DRD4 48 bp VNTR | 371 = 0.06 | 371 = 0.08 | 371/371 = 0.005 | 371/371 = 0.02 | χ2 = 7.25; | χ2 = 10.6; |
 | 419 = 0.02 | 419 = 0.02 | 467/371 = 0.10 | 467/371 = 0.10 | P = 0.30 (df = 6) | P = 0.156 (df = 7) |
 | 467 = 0.86 | 467 = 0.80 | 467/419 = 0.02 | 467/419 = 0.04 |  |  |
 | 563 = 0.03 | 563 = 0.04 | 467/467 = 0.78 | 467/467 = 0.68 |  |  |
 | 611 = 0.01 | 611 = 0.01 | 467/563 = 0.02 | 467/563 = 0.03 |  |  |
 | 647 = 0.02 | 647 = 0.04 | 467/611 = 0.02 | 467/611 = 0.03 |  |  |
 |  |  | 467/647 = 0.02 | 467/647 = 0.067 |  |  |
 |  |  | 563/563 = 0.014 | 419/647 = 0.007 |  |  |