During gestation, higher depressive symptoms were related
to lower levels of healthy nutrition and higher levels of
unhealthy nutrition, each of which in turn was prospectively
associated with reduced cognitive function. These results
were robust to postnatal depression symptoms and nutrition,
as well as a range of potential prenatal and postnatal
confounds (i.e. poverty, teenage mother, low maternal
education, parity, birth complications, substance use, criminal
lifestyle, partner cruelty towards mother).