Table 3.
Frequences of genotypes and alleles of EPO and TCF7L genes polymorphisms in diabetes retinopathy patients and normal controls.
| SNP | Genotype DR (%) | Normal controls (%) | pvalue | OR (95% CI) | |
|---|---|---|---|---|---|
| Allele | (n = 320) | (n = 235) | |||
| AA | (71.88%) 230 | (56.60%) 133 | ≤0.001 | 1.960 (1.374-2.795) | |
| AC | (25.63%) 82 | (40.00%) 94 | ≤0.001 | 0.517 (0.360-0.742) | |
|
| |||||
| rs551238 (EPO1) |
CC | (2.50%) 8 | (3.40%) 8 | 0.529 | 0.728 (0.269-1.967) |
| A | (97.50%) 312 | (96.60%) 227 | 0.001 | 1.690 (1.248-2.288) | |
| C | (28.13.3%) 90 | (47.66%) 112 | 0.001 | 0.592 (0.437-0.801) | |
| GG | (1.88%) 6 | (2.98%) 7 | 0.396 | 0.622 (0.206-1.877) | |
| GT | (26.89%) 86 | (36.17%) 85 | 0.019 | 0.649 (0.451-0.933) | |
|
| |||||
| rs1617640 (EPO2) |
TT | (71.25%) 228 | (60.85%) 143 | 0.01 | 1.594 (1.116-2.278) |
| G | (28.75.3%) 92 | (39.15%) 92 | 0.013 | 0.678 (0.498-0.923) | |
| T | (98.13%) 314 | (97.02%) 228 | 0.013 | 1.476 (1.084-2.010) | |
| CC | (87.19%) 279 | (94.89%) 223 | 0.002 | 0.366 (0.188-0.713) | |
| CT | (12.81%) 41 | (5.11%) 12 | 0.002 | 2.731 (1.402-5.320) | |
|
| |||||
| rs7903146 (TCF7L2) |
TT | (0.00) 0 | (0.00) 0 | ||
| C | (100.00%) 320 | (100.00%) 235 | 0.003 | 0.383 (0.199-0.737) | |
| T | (12.81%) 41 | (5.11%) 12 | 0.003 | 2.612 (1.357-5.028) | |
OR: odds ratio.