| A | 74.0% | 77.6% | 0.435 |
| G | 26.0% | 22.4% |
|
| 自然流产次数 ≥ 4 | 16 |
|
|
| AA (正常) | 10 (62.5%) | 136 (59.1%) | 0.720 |
| AG (杂合突变) | 6 (37.5%) | 85 (37.0%) |
|
| GG (纯合突变) | 0 (0%) | 9 (3.9%) |
|
| A | 81.3% | 77.6% | 0.632 |
| G | 18.7% | 22.4% |
|