Research Article
Investigation of the Association between Genetic Polymorphism of Microsomal Epoxide Hydrolase and Primary Brain Tumor Incidence
Table 4
Association between exon 3, exon 4 polymorphisms, and brain tumor.
| | Genotype | Cancer patients | Control | Crude OR (95% CI) |
| | Exon 3 | | Tyr/Tyr | 58 (57%) | 83 (55%) | 1.0 (ref.) | | Tyr/His, His/His | 44 (43%) | 67 (45%) | 1.0 (0.6–1.7) | | 0.05 | | value | 0.8 |
| | Exon 4 | | His/His | 85 (81%) | 104 (69%) | 1.0 (ref.) | | His/Arg, Arg/Arg | 20 (19%) | 46 (31%) | 1.8 (1.0–3.4) | | 4.3 | | value | 0.03 |
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