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Comparison of MTHFR C667 allele frequency and genotype frequency.
| Genotype | χ2 | P | Alleles | χ2 | P | ||||
|---|---|---|---|---|---|---|---|---|---|
| CC (%) | CT (%) | TT (%) | C (%) | T (%) | |||||
| Patients | 40 (19.05) | 68 (32.38) | 102 (48.57) | 148 (35.24) | 272 (64.76) | 30.06 | <0.01 | ||
| Control | 58 (27.62) | 111 (52.86) | 41 (19.52) | 227 (12.00) | 193 (88.00) | ||||
