The Proportion of Young Children with Autism Is Increasing Sharply. Parents' Background and Income Are Risk Factors

The proportion of young children with autism is increasing sharply, a new NHI report shows. Experts do not know why. The increase is particularly occurring in two groups of the population.

Over the past decade, the number of diagnoses of ADHD and autism among children and adolescents in Norway has increased significantly, according to a new report from the Norwegian Institute of Public Health.