Table 4.
Genotypic and allelic frequency distribution analysis of the NOS3 rs1799983 variant between migraine cases and control subjects.
| NOS3 rs1799983 | OR (95% CI) | P -value | OR (95% CI)* | P -value* |
|---|---|---|---|---|
| Migraine cases vs. controls | ||||
| GG vs. TT | 1.396 (0.748–2.605) | 0.294 | 1.618 (0.711–3.681) | 0.252 |
| GG vs. GT | 1.188 (0.815–1.732) | 0.371 | 1.112 (0.686–1.803) | 0.666 |
| GT vs. TT | 1.175 (0.628–2.199) | 0.614 | 1.482 (0.610–3.603) | 0.385 |
| GG vs. GT + TT | 1.224 (0.855–1.752) | 0.269 | 1.202 (0.756–1.913) | 0.436 |
| TT vs. GT + GG | 0.779 (0.429–1.415) | 0.412 | 0.632 (0.282–1.415) | 0.264 |
| GT vs. GG + TT | 0.894 (0.624–1.282) | 0.543 | 0.970 (0.609–1.545) | 0.898 |
| G vs. T | 1.182 (0.901–1.550) | 0.226 | - | - |
*
Adjusted for age and gender.