Mutation frequency by age among unaffected daughters of carrier mothers
| Age group (years) | Number of carriers | Number of non-carriers | Proportion of carriers (%) | p Value |
|---|---|---|---|---|
| 0–19 | 12 | 14 | 46 | 0.69 |
| 20–29 | 38 | 18 | 68 | 0.008 |
| 30–39 | 16 | 10 | 61.5 | 0.24 |
| 40–50 | 9 | 5 | 64 | 0.29 |
| Total | 75 | 47 | 61.5 | 0.011 |