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Demographic and phenotypic characteristics of the sample.
| % (N/253) | |
|---|---|
| Males | 81.4% (206) |
| Family history | 27.7% (70) |
| Consanguinity | 1.6 % (4) |
| Asperger syndrome | 35.6% (90) |
| Intellectual disability | 26.9% (68) |
| Dysmorphic features | 26.5% (67) |
| Premature birth | 3.95% (10) |
| Microcephaly | 3.7% (9) |
| Macrocephaly | 7.9% (20) |
| Epilepsy | 7.1% (18) |
