| Child | Interviewed parent | Sibling with ASD diagnosis | Family structure |
|---|---|---|---|
| 1 | Mother | / (first child) | Mother+Father |
| 2 | Mother+Father | + | Mother+Father |
| 3 | Mother+Father | / | Mother+Father |
| 4 | Mother+Father | / (first child) | Mother+Father |
| 5 | Mother | / | Parents divorced, Father absent |
| 6 | Mother+Father | + | Mother+Father |
| 7 | Mother+Father | + | Mother+Father |
| 8 | Mother | + | Mother+Father |
| 9 | Mother | + | Mother+Father |
| 10 | Mother+Father | / | Mother+Father |
| 11 | Mother | + | Mother+Father |
| Mother+Father | Sibling with ASD diagnosis | Mother+Father | |
| 6/11 | 6/11 | 10/11 | |
| (55%) | (55%) | (91%) |