Has this person ever been diagnosed with a language delay or speech problems?
Questionnaire: Sibling without ASD Questionnaire
Date Last Updated: 4/27/09
Graph Current as of: 4/27/09
Why Is This Important?
Researchers are interested in genetic factors: do issues involving speech or communication appear together with ASDs in some families?
Data from IAN Research:
This chart shows that 19% of the siblings taking part in IAN Research, at some time in their lives, have been diagnosed with a language delay or speech problem.