6-, 9-, 12-, and 18-month visit: Experimental and Observational
Your child will sit in your lap or in a child seat in front of a monitor and speakers. We will show him/her different pictures or videos, and will play different sounds, such as speech. Using a remote eye tracker, we will record his/her eye movements.
Mullen Scales of Early Learning:
This scale is used to measure your baby's overall learning and development. It helps us look at language, thinking, and physical development.
MacArthur-Bates Communicative Development Inventory:
You will make note of gestures and words that your baby is using.
We will check your baby's hearing with a special infant hearing measurement called Otoacoustic Emissions Screening (OAE).
Autism Observation Scale-Infancy:
This scale has 16 play activities looking at communication, attention, play, and physical development.
This study is funded by the Eunice Kennedy Shriver National Institute of Child Health & Human Development of the National Institutes of Health under Award Number R01HD072018.