Table 2 Allelic frequencies of MAO A uVNTR polymorphism in controls (Data from Deckert et al. [6]) and chronic migraine
From: Frequencies of genetic polymorphisms related to triptans metabolism in chronic migraine
Mao A uVNTR alleles | Migraine female patients (n = 92) n (%) | Healthy female subjectsa (n = 70) n (%) | χ2 (p) |
|---|---|---|---|
2R | 0 | 2 (1.4) | 8.39 (0.039) df = 3 |
3R | 55 (29.9) | 59 (42.2) | |
4R | 125 (67.9) | 77 (55) | |
5R | 4 (2.2) | 2 (1.4) |