wilder and his colleagues are cautious about their results also because the data do not make clear whether it was the epidural that contributes to the children ' s learning debts , or whether it was an underlying condition that can have required them and abrupt the intellectual failure . of the more than 5 , 000 births involved , 593 needing at least ten surgery and just over 100 babies used more than two before age 3 . there may be something unusual about this population of boys that could have makes them vulnerable to those difficulties and requirements they undergo surgery and anesthesia .
Anesthesia causes learning disabilities.