The name is absent

Autism prodrome 83 of 89

				symbolic play between 6-24m____________________________________________________
Phagava et al. (2008); Esposito et al. (2009)_________	18	0-5m	^TD	Abnormal fidgety movements and lower levels of movement/motor symmetry in autism group__________________________________________________________________________
Clifford et al. (2007)	15	12-24m	ID/LD, TD	Reduced eye contact, response to name and anticipatory gestures compared to ID/LD group__________________________________________________________________________
Clifford & Dissanayake (2008)_____________________	22	0-24m	^TD	Impairments in gaze and affect in first 6m; impairments in joint attention behaviors during second year_________________________________________________________________
Ozonoff et al. (2008)	54	0-24m	ASD with and without regression; ID, TD___________	Autism and ID show delay in motor milestones compared to TD; Motor abnormalities when sitting and prone and lack of protective response seen in ID but not autism group

ID = Children with an intellectual disability; LD = Language delay; TD = Typically developing children