“We found that children conceived through medically assisted reproduction, including IVF, are actually at no more risk of developing emotional or behavioural problems than those conceived naturally.
“In fact, because of the backgrounds of parents who can afford to undertake these treatments – they are usually more affluent and highly educated – these children show even better levels of behavioural development. Once we took parental characteristics into account, we did find evidence of slightly lower levels of behavioural development at very early ages, but any difference disappeared by the age of six.
“There have been some concerns that as children born as a result of fertility treatment enter adolescence, they might develop behavioural or emotional problems related to, for example, identity issues. But we don’t see any sign of this.