From: Frequencies of genetic polymorphisms related to triptans metabolism in chronic migraine
−163A > C (CYP1A2*1F) | Migraine patients (n = 104) n (%) | Healthy subjectsa (n = 495) n (%) | χ2 (p) |
---|---|---|---|
Genotype | |||
CC | 28 (26.9) | 44 (8.9) | 27 (<0.00001) df = 2 |
CA | 42 (40.4) | 227 (45.9) | |
AA | 34 (32.7) | 224 (45.2) | |
Alleles | |||
C | 98 (47.1) | 315 (31) | 17.8 (<0.00001) df = 1 |
A | 110 (52.9) | 675 (69) |