Scientists from Ikan medical school conducted an analysis of health 5766794 children from Israel, the West Australian, Norway and Sweden. 30 thousand was diagnosed with autism. The disease is found more frequently in children born to older parents, writes The Daily Mail.
If the father at the time of birth more than 50 years, the likelihood of autism increases by 66% compared with the risk of autism from 20-30 year old fathers. The risk of having a child with autism to mothers older than 40 and younger 18 years above average 15-18%.
The risk was increased with significant difference in age between the parents. Autism is a multifactorial disease, its development depends on genes, and environmental conditions. Specifically, age has an effect on the risk of disease, it is also necessary to consider when planning a family.