Table 2.
Results from the genotype and allele analysis in patients with and without migraine
| SNP | Genotype/Allele | Controls % (n) | CH without migraine % (n) | CH with migraine % (n) | X2 (df) | p-value |
|---|---|---|---|---|---|---|
| rs1835740 | CC | 66.6 (379) | 63.4 (279) | 54.5 (55) | ||
| CT | 29.7 (169) | 30.9 (136) | 38.6 (39) | |||
| TT | 3.7 (21) | 5.7 (25) | 6.9 (7) | 7.391 (4) | 0.12 | |
| C | 81.5 (927) | 78.9 (694) | 73.8 (149) | |||
| T | 18.5 (211) | 21.1 (186) | 26.2 (53) | 6.964 (2) | 0.031 | |
| rs2651899 | TT | 33.2 (189) | 34.9 (152) | 47.0 (47) | ||
| TC | 49.7 (283) | 47.5 (207) | 36.0 (36) | |||
| CC | 17.2 (98) | 17.7 (77) | 17.0 (17) | 8.029 (4) | 0.091 | |
| T | 58.0 (661) | 58.6 (511) | 65.0 (130) | |||
| C | 42.0 (479) | 41.4 (361) | 35.0 (70) | 3.50 (2) | 0.17 |
SNP single nucleotide polymorphism, n number, CH cluster headache, χ2 chi-squared, df degrees of freedom