. Author manuscript; available in PMC: 2018 May 14.

Published in final edited form as: Res Dev Disabil. 2014 Jan 27;35(3):597–602. doi: 10.1016/j.ridd.2014.01.004

Table 1.

Socio-communicative forms observed for the seven participants between 9 and 12 months of age who were later diagnosed with FXS (number of participants showing a particular behavior is given in brackets)

Body movements	Facial expression/eye movements	Non-linguistic vocalizations	(Pre-)linguistic vocalizations	Gestures
Reaching (n=5)	Eye contact (n=7)	Unspecified vocalizations (n=5)	Babbling (n=2)	Demonstrating an object (n=1)
Touching person (n=2)	Smiling (n=6)	Fussing (n=5)
Turning away (n=1)		Crying (n=3)
Retaining object (n=1)		Pleasure vocalizations (n=4)
Manual routine (n=1)		Laughing (n=4)