Table 1.
Distribution of NQO1 609C > T polymorphism in patients with colorectal cancer and the controls.
| Genotype | Patients | Controls | |||||
|---|---|---|---|---|---|---|---|
| Observed Values n (%) |
Expected Values % |
Observed Values n (%) |
Expected Values % |
OR | 95% CI | p | |
| CC | 187 (67.0) | 64.8 | 153 (65.7) | 66.9 | 1.06 | 0.72–1.56 | 0.41 |
| CT | 75 (26.9) | 31.4 | 75 (32.2) | 29.8 | 0.77 | 0.52–1.16 | 0.11 |
| TT | 17 (6.1) | 3.8 | 5 (2.1) | 3.3 | 2.96 | 1.02–10.40 | 0.02 |
| Total | 279 (100) | 100 | 233 (100) | 100 | - | - | - |
| Alleles | |||||||
| C | 449 (80.5) | - | 381 (81.8) | - | 0.92 | 0.66–0.92 | 0.33 |
| T | 109 (19.5) | - | 85 (18.2) | - | 1.08 | 0.79–1.51 | 0.33 |
| Total | 558 (100) | - | 466 (100) | - | - | - | - |