Quality of couple relationship among first-time mothers and partners, during pregnancy and the first six months of parenthood

- Social support is associated with first-time mothers' and partners' perceived quality of couple relationship six months after birth.
- Sense of Coherence is associated with first-time mothers' perceived quality of couple relationship six months after birth.
- First-time mothers' and partners' Sense of Coherence increase between pregnancy and six months after birth.
- Partners' feelings for parenthood is associated with first-time mothers' perception of quality of couple relationship six months after birth.
- First-time mothers' and partners' perceived quality of couple relationship is decreasing after childbirth.