However, it is important to remember that with any given child, each symptom can also be present in varying degrees of mildness or severity. In other words, some of a child's autistic symptoms may be milder than others. Not Otherwise Specified. It is important to remember that, regardless of their label the education and treatment of these children is the same . Also listed are behavioral symptoms.
Autism occurs in about four to five of every ten thousand births.
Children with the most severe form of this disorder probably make up only about 2-3 percent of children with autism. Some researchers maintain that autism occurs in fifteen out of ten thousand births, but they include children who have some, but not all, of the symptoms of autism. Again, you must remember that regardless of the number or severity of symptoms, the treatment for all of these children is basically the same. For reasons we do not yet understand, autism occurs about four times more frequently in boys than in girls. There is some indication that autism is more common in first-born males, but there have been no conclusive studies to date and there is just not enough research available to know for sure.