Table 2 MTHFR C677T genotype distributions and adjusted odds ratio for gastric and colorectal cancer
| Â | Â | Â | Â | Gastric cancer | Colorectal cancer | ||
|---|---|---|---|---|---|---|---|
MTHFR C677T | Controls | Gastric cancer | Colorectal cancer | OR a (95% CI) | P value | OR a (95% CI) | P value |
CC | 540(31.8) | 778(35.2) | 622(34.0) | 1 | Â | 1 | Â |
CT | 863(50.7) | 1052(47.5) | 923(50.5) | 0.810(0.696-0.942) | 0.006 | 0.923(0.787-1.082) | 0.321 |
TT | 297(17.5) | 382(17.3) | 284(15.5) | 0.877(0.719-1.070) | 0.195 | 0.792(0.638-0.984) | 0.035 |
C | 1943(57.1) | 2608(59.0) | 2167(59.2) | 1 | Â | 1 | Â |
T | 1457(42.9) | 1816(41.0) | 1491(40.8) | 0.915(0.832-1.008) | 0.071 | 0.902(0.814-0.999) | 0.047 |