TABLE 1.
Number of subjects bearing each genotype
| Polymorphism | Homozygous, minor allele | Heterozygous | Homozygous, major allele |
|---|---|---|---|
| MTRR A66G | 10 (1) | 25 (7) | 13 (1) |
| MTHFR A1298C | 6 (1) | 16 (1) | 27 (7) |
| MTHFR C677T | 6 (3) | 19 (3) | 24 (3) |
| SHMT C1420T | 3 (1) | 16 (2) | 29 (6) |
| CBS 844ins68 | 0 | 8 (1) | 41 (8) |
The number of females is in parentheses.