What question did this study set out to answer?

This study aims to explore the relationship between childhood home environment conditions and psychosocial outcomes across three generations.

April 25, 2026Open Access

Home environment conditions during childhood and psychosocial outcomes across three generations in Sweden: population based adoption-discordant sibling comparison study

Puntos clave

This study aims to explore the relationship between childhood home environment conditions and psychosocial outcomes across three generations.
Population-based adoption-discordant sibling comparison design
Focused on families with favorable home environment conditions
Examined both psychiatric, social, and cognitive outcomes
Early adoption linked to moderate benefits in psychiatric outcomes.
Found enduring improvements in social outcomes across generations.
Cognitive outcomes showed significant enhancement in adopted individuals.

Resumen

Early adoption into a family with favourable home environment conditions was associated with moderate, enduring benefits across psychiatric, social, and cognitive outcomes, extending into the next generation. These results highlight the potential for environmental improvements during childhood to mitigate intergenerational disadvantage.

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