Evidence map›Paper›PMID 27060720›Full record

ArticleBehavioural brain research2016

Disorganized attachment in infancy predicts greater amygdala volume in adulthood.

K Lyons-Ruth, P Pechtel, S A Yoon, C M Anderson, M H Teicher

Abstract read
In one paragraph

Article in Behavioural brain research, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed, 2 pooled it
–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

54 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Neurodevelopmental impacts of unique postnatal adversity subgroups in children with prenatal alcohol exposure.Child neuropsychology : a journal on normal and abnormal development in childhood and adolescence · 2026
    Article
  4. Article
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  6. Review
  7. A Pilot Study of a Trauma-Informed Skills Parenting Group.Journal of child & adolescent trauma · 2025
    Article
  8. Is neglect the first form of threat?Attachment & human development · 2025
    Review
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  10. Article
  11. Article
  12. Article
  13. Review
  14. Article
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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

5 authors.

K Lyons-RuthBiobehavioral Family Studies Research Program, Cambridge Hospital, United States; Department of Psychiatry, Harvard Medical School, United States. Electronic address: klruth@hms.harvard.edu.
P PechtelCenter for Depression, Anxiety and Stress Research, McLean Hospital, United States; Department of Psychiatry, Harvard Medical School, United States.
S A YoonBehavioral and Cognitive Neuroscience Program, Department of Psychology, The Graduate Center of the City University of New York, United States.
C M AndersonDevelopmental Biopsychiatry Research Program, McLean Hospital, United States; Brain Imaging Center, McLean Hospital, United States; Department of Psychiatry, Harvard Medical School, United States.
M H TeicherDevelopmental Biopsychiatry Research Program, McLean Hospital, United States; Department of Psychiatry, Harvard Medical School, United States.

Funding

HARVARD CLINICAL AND TRANSLATIONAL SCIENCE CENTER (UL1)UL1RR025758 · NCRR · HARVARD MEDICAL SCHOOL · PI NADLER, LEE MARSHALL · 2008 to 2011
$91.4M
Neurobiology of Mothering and Infant StressR01HD079484 · NICHD · MCLEAN HOSPITAL · PI BOSQUET ENLOW, MICHELLE A, GRANT, PATRICIA ELLEN · 2015 to 2019
$3.6M
Sensitive Periods, Brain Development and DepressionR01MH091391 · NIMH · MCLEAN HOSPITAL · PI TEICHER, MARTIN H · 2010 to 2014
$3.4M
Psychopathology and Controlling Behavior in Adolescents.R01MH062030 · NIMH · CAMBRIDGE HEALTH ALLIANCE · PI LYONS-RUTH, KARLEN · 2001 to 2004
$946k
NCRR NIH HHS UL1 RR025758NICHD NIH HHS R01 HD079484NIMH NIH HHS R01 MH062030NIMH NIH HHS R01 MH091391
6 · The paper itself

Abstract

Early life stress in rodents is associated with increased amygdala volume in adulthood. In humans, the amygdala develops rapidly during the first two years of life. Thus, disturbed care during this period may be particularly important to amygdala development. In the context of a 30-year longitudinal study of impoverished, highly stressed families, we assessed whether disorganization of the attachment relationship in infancy was related to amygdala volume in adulthood. Amygdala volumes were assessed among 18 low-income young adults (8M/10F, 29.33±0.49years) first observed in infancy (8.5±5.6months) and followed longitudinally to age 29. In infancy (18.58±1.02mos), both disorganized infant attachment behavior and disrupted maternal communication were assessed in the standard Strange Situation Procedure (SSP). Increased left amygdala volume in adulthood was associated with both maternal and infant components of disorganized attachment interactions at 18 months of age (overall r=0.679, p<0.004). Later stressors, including childhood maltreatment and attachment disturbance in adolescence, were not significantly related to left amygdala volume. Left amygdala volume was further associated with dissociation and limbic irritability in adulthood. Finally, left amygdala volume mediated the prediction from attachment disturbance in infancy to limbic irritability in adulthood. Results point to the likely importance of quality of early care for amygdala development in human children as well as in rodents. The long-term prediction found here suggests that the first two years of life may be an early sensitive period for amygdala development during which clinical intervention could have particularly important consequences for later child outcomes.

Indexed as

AnomieObject AttachmentAdolescentAdultAmygdalaChildFemaleHumansImage Processing, Computer-AssistedInfantLongitudinal StudiesMagnetic Resonance ImagingMaleRisk FactorsYoung AdultAmygdalaAttachmentEarly life stressLimbic irritabilityMaternal care

Identifiers

PMID27060720
PMCPMC5017306

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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.