Evidence map›Paper›PMID 36378630›Full record

ArticlePloS one2022

Psychosocial family-level mediators in the intergenerational transmission of trauma: Protocol for a systematic review and meta-analysis.

Emma J Mew, Kate Nyhan, Jessica L Bonumwezi, Vanessa Blas, Hannah Gorman, Rachel Hennein, Kevin Quach, Veronika Shabanova, Nicola L Hawley, Sarah R Lowe

Abstract read
In one paragraph

Article in PloS one, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Epigenetic Echoes: Bridging Nature, Nurture, and Healing Across Generations.International journal of molecular sciences · 2025
    Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Emma J MewDepartment of Chronic Disease Epidemiology, Yale School of Public Health, Yale University, New Haven, Connecticut, United States of America.ORCID 0000-0002-5667-1394
Kate NyhanHarvey Cushing/John Hay Whitney Medical Library, Yale University, New Haven, Connecticut, United States of America.
Jessica L BonumweziDepartment of Psychology, Montclair State University, Montclair, New Jersey, United States of America.
Vanessa BlasYale College, Yale University, New Haven, Connecticut, United States of America.
Hannah GormanDepartment of Social and Behavioral Sciences, Yale School of Public Health, Yale University, New Haven, Connecticut, United States of America.
Rachel HenneinDepartment of Epidemiology of Microbial Diseases, Yale School of Public Health, Yale University, New Haven, Connecticut, United States of America.ORCID 0000-0001-6855-0402
Kevin QuachYale College, Yale University, New Haven, Connecticut, United States of America.
Veronika ShabanovaDepartment of Biostatistics, Yale School of Public Health, Yale University, New Haven, Connecticut, United States of America.
Nicola L HawleyDepartment of Chronic Disease Epidemiology, Yale School of Public Health, Yale University, New Haven, Connecticut, United States of America.
Sarah R LoweDepartment of Social and Behavioral Sciences, Yale School of Public Health, Yale University, New Haven, Connecticut, United States of America.

Funding

Yale Clinical and Translational Science Award (U Component)UL1TR001863 · NCATS · YALE UNIVERSITY · PI John H. Krystal, LUCILA OHNO-MACHADO · 2016 to 2026
$102.9M
NCATS NIH HHS UL1 TR001863
6 · The paper itself

Abstract

introductionFamily-level psychosocial factors appear to play a critical role in mediating the intergenerational transmission of trauma; however, no review article has quantitatively synthesized causal mechanisms across a diversity of trauma types. This study aims to systematically consolidate the epidemiological research on family-level psychosocial mediators and moderators to ultimately produce causal diagram(s) of the intergenerational transmission of trauma.

methodsWe will identify epidemiological peer-reviewed publications, dissertations, and conference abstracts that measure the impact of at least one psychosocial family-level factor mediating or moderating the relationship between parental trauma exposure and a child mental health outcome. English, French, Kinyarwanda, and Spanish articles will be eligible. We will search MEDLINE, PsycINFO, PTSDpubs, Scopus, and ProQuest Dissertations and Theses and will conduct forward citation chaining of included documents. Two reviewers will perform screening independently. We will extract reported mediators, moderators, and relevant study characteristics for included studies. Findings will be presented using narrative syntheses, descriptive analyses, mediation meta-analyses, moderating meta-analyses, and causal diagram(s), where possible. We will perform a risk of bias assessment and will assess for publication bias. DISCUSSION: The development of evidence-based causal diagram(s) would provide more detailed understanding of the paths by which the psychological impacts of trauma can be transmitted intergenerationally at the family-level. This review could provide evidence to better support interventions that interrupt the cycle of intergenerational trauma.

trial registrationSystematic review registration: PROSPERO registration ID #CRD42021251053.

Indexed as

ParentsReview Literature as TopicChildHumansMeta-Analysis as TopicSystematic Reviews as Topic

Identifiers

PMID36378630
PMCPMC9665367

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.