"Autism severity" refers to how much a person with autism is affected by their condition. It describes the range and intensity of challenges they face in communication, social interactions, and repetitive behaviors. Full definition
They do not tend to reduce overall levels of autism severity. (ebmh.bmj.com)
Second, regression analyses revealed that social support functioned as a moderator of the impact of autism severity on sibling adjustment rather than a mediator or compensatory variable. (link.springer.com)
On a scale that indicates autism severity, scores were lower in children whose families had received the training: 7.3 versus 7.8 in children who had not received the intervention. (scientificamerican.com)