Preconception risk and promotive factors of postpartum social support: A multidecade prospective cohort study.

= 0.11 to 0.16) levels of the developmental ecology. There was little evidence of differences between mothers and fathers, and first-time and subsequent parents. Findings suggest that the origins of postpartum social support may be evident decades before parenthood. Parents with a preconception history of mental health problems, lower levels of social skills, or relationship difficulties are at risk of lower social support in the postpartum periods and may benefit from targeted interventions responsive to their developmental contexts. (PsycInfo Database Record (c) 2026 APA, all rights reserved).