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Related Experiment Video

Updated: Jul 12, 2026

Using a Comparative Species Approach to Investigate the Neurobiology of Paternal Responses
07:59

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Published on: September 19, 2011

Higher Quality Parent-Offspring Relationships Predict Lower-Risk Adolescent Sexual Behavior: A Genetically Informed

Ryan T Dobson1, Tobias Edwards2, Alexandros Giannelis3

  • 1Department of Psychology, University of New Mexico, Albuquerque, New Mexico; Department of Psychology, University of Minnesota Twin Cities, Minneapolis, Minnesota.

The Journal of Adolescent Health : Official Publication of the Society for Adolescent Medicine
|July 10, 2026
PubMed
Summary
This summary is machine-generated.

Higher quality parent-offspring relationships predict less risky sexual behavior in offspring. This environmental link was confirmed using adopted and nonadopted siblings, ruling out genetic influences.

Keywords:
Adoption studyEnvironmental influenceGene-environment correlationParent-offspring relationship qualitySexual developmentShared environmentSibling comparison

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Area of Science:

  • Behavioral Science
  • Genetics
  • Family Studies

Background:

  • Parent-offspring relationships significantly influence adolescent development.
  • Understanding the interplay of genetic and environmental factors is crucial for behavioral research.
  • Risky sexual behavior in offspring is a public health concern with complex origins.

Purpose of the Study:

  • To disentangle genetic and environmental influences on the relationship between parent-offspring dynamics and offspring's risky sexual behavior.
  • To investigate the causal effect of parent-offspring relationship quality on adolescent sexual behavior.
  • To utilize sibling adoption designs to control for genetic and familial confounding.

Main Methods:

  • The study analyzed data from 617 two-offspring families (including adopted and nonadopted siblings) from the Sibling Interaction and Behavior Study.
  • Parent-offspring relationship quality was assessed when offspring were adolescents (M age = 17.3).
  • Offspring's sexual behavior was reported at a later assessment (M age = 20.7), analyzed using biometric and mixed-effects models.

Main Results:

  • Shared environmental factors accounted for 15% of the variance in offspring's sexual behavior.
  • Higher quality parent-offspring relationships were significantly associated with reduced risky sexual behavior, independent of genetic factors.
  • The association was observed both between and within families, supporting a causal environmental link.

Conclusions:

  • The findings provide robust evidence for an environmental explanation of the link between parent-offspring relationships and risky sexual behavior.
  • Improved parent-offspring relationship quality is a protective factor against adolescent risky sexual behavior.
  • Future research should explore specific mechanisms and interventions to leverage these environmental influences.