text: Maternal depression symptoms were assessed at 10 time points (18 weeks gestation, 32 weeks gestation, 8 weeks postnatal, 8 months postnatal, 1 year 9 months, 2 years 9 months, 5 years 1 month, 6 years 1 month, 8 years 1 month and 11 years 2 months) using the Edinburgh Postnatal Depression Scale (EPDS) [20].