Is more withdrawn or more difficult to comfort than other children
Is more interested in looking at the objects than people's faces
Has difficulty with feeding, chewing or swallowing
Lack interest toys or typically plays them in an unsusual or repetitive way (e.g. lining up, spinning, opening / closing parts rather than using toy in expected way)
Performs activities in a specific way / certain order and may have temper tantrum if this activity is interrupted
Moves his / her finger, hands or body in odd or repetitive way
Echoes other people's phrases or sentences (e.g. parents says "Put on your shoes," child responds with "Put on your shoes")
Talks to whole phrases or scripts from TV shoes or books when these do not seem relevant to the situation
STUTTERS: Parents report child "stutters" using repetitions of words (e.g. "I I I" or syllables (e.g. "dadadaddy"), sound prolongations(e.g. mmmommmy) or blocks (e.g. "b---all"))
Has an unusual voice quality (e.g. nasal, hoarse, breathy)