Numbers and age at testing of children in families affected by Duchenne muscular dystrophy and haemophilia A who responded
| Age at testing (y) | DMD | Haemophilia | Total |
|---|---|---|---|
| 5–6 | 3 | 2 | 5 |
| 7–8 | 5 | 2 | 7 |
| 9–10 | 3 | 2 | 5 |
| 11–12 | 3 | 4 | 7 |
| 13–14 | 1 | 6 | 7 |
| 15–16 | 4 | 3 | 7 |
| 17 | 4 | 4 | 8 |
| Total | 23 | 23 | 46 |