means that the child is not showing age appropriate skills in that particular area. That being the case any autistic
child could be called delayed with their
speech, their social interaction, etc. So could children with other diagnosis such as ADHD. But to get a diagnosis of any disorder the child has to show enough of the charteristics in each category. If they don't they might get no diagnosis, or it might mention traits of ....., or it might be PDD NOS ie.