When analysing performance IQ and verbal IQ separately, the risk for children breast fed for less than three months to have a IQ score below the median value, was not statistically different from the other children when adjusting for maternal Raven score (table6). (adc.bmj.com)
Estimates of the risk (odds ratio) of getting a «low» Bayley score at 13 months of age among children breast fed for less than 3 months compared to children who were breast fed for 6 months or more (adc.bmj.com)
The proportion of children breast fed for less than three months tested at 5 years of age, was the same as for the children tested with BSID. (adc.bmj.com)