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Related Experiment Video

Updated: Dec 25, 2025

Assessing the Coherence of Parents' Short Narratives Regarding their Child Using the Five-Minute Speech Sample Procedure

Assessing the Coherence of Parents' Short Narratives Regarding their Child Using the Five-Minute Speech Sample Procedure

Published on: September 19, 2019

A Common Family Factor Underlying Language Difficulties and Internalizing Problems: Findings From a Population-Based

Siri Saugestad Helland^1,2, Espen Røysamb^1,3, Ragnhild Eek Brandlistuen¹

¹Department of Child Health and Development, Norwegian Institute of Public Health, Oslo, Norway.

Journal of Learning Disabilities

|March 25, 2020

Summary

This summary is machine-generated.

Familial factors, not peer interactions, likely explain the link between childhood language difficulties and internalizing problems. This suggests shared family environments or genetics play a key role.

Keywords:

MoBa comorbidity family factor internalizing problems language difficulties

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Last Updated: Dec 25, 2025

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Published on: September 19, 2019

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Published on: September 17, 2019

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Published on: June 30, 2020

Area of Science:

Child Psychology
Developmental Psychology
Behavioral Genetics

Background:

Concurrent, longitudinal, and bidirectional associations exist between language difficulties and internalizing problems.
Existing explanations often cite social exclusion, but underlying mechanisms remain unclear.
Sibling studies are crucial for disentangling familial from non-familial influences.

Purpose of the Study:

To investigate whether familial or non-familial factors best explain the comorbidity of language difficulties and internalizing problems.
To differentiate between shared genetic/family environmental influences and child-specific factors.

Main Methods:

Utilized sibling data from the Norwegian Mother, Father and Child Cohort Study (MoBa).
Included 5,568 sibling pairs at age 5 and 3,654 at age 8.
Employed a latent factor model to analyze correlations between siblings' language and internalizing problems.

Main Results:

A significant family comorbidity factor accounted for the correlation between siblings' internalizing problems and language difficulties.
Longitudinal analysis revealed stability in the family comorbidity factor and within-sibling problem stability.
No significant cross-sibling or cross-trait longitudinal associations were found.

Conclusions:

The comorbidity between language difficulties and internalizing problems appears primarily driven by shared familial factors.
Findings suggest that genetic or family environmental influences are more critical than child-specific factors in this association.