Table 2

Numbers and percentages of children in mental health symptom groups, combining ‘pure’ and co-occurring groups, according to timing of initial exposure to maternal depression and child gender

Timing of initial exposure to maternal depression
Never Infancy period Toddler/pre-school period
Boys Girls Boys Girls Boys Girls
n (%) n (%) n (%) n (%) n (%) n (%)
n=421.
Low symptoms group 81 (53) 110 (71) 5 (36) 14 (46) 26 (65) 15 (52)
High internalising group (‘pure’+‘both’) 32 (21) 34 (22) 7 (50) 13 (44) 8 (20) 7 (24)
High externalising group (‘pure’+‘both’) 51 (33) 23 (15) 5 (35) 11 (37) 9 (23) 10 (34)