Evidence map›Paper›PMID 26368846›Full record

ArticleHuman brain mapping2015

Development of the brain's structural network efficiency in early adolescence: A longitudinal DTI twin study.

Marinka M G Koenis, Rachel M Brouwer, Martijn P van den Heuvel, René C W Mandl, Inge L C van Soelen, René S Kahn, Dorret I Boomsma, Hilleke E Hulshoff Pol

Open access · greenAbstract readTwin Study
In one paragraph

Article in Human brain mapping, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed, 1 pooled it
4.8field-weighted citation impact, top 4% of its field
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

35 citing papers in PubMed, 1 synthesis or guideline pooled it, 79 citations in OpenAlex.

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  17. The development of brain network hubs.Developmental cognitive neuroscience · 2019
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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

8 authors at 3 institutions in 1 country.

Marinka M G KoenisDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, The Netherlands.
Rachel M BrouwerDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, The Netherlands.
Martijn P van den HeuvelDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, The Netherlands.
René C W MandlDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, The Netherlands.
Inge L C van SoelenDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, The Netherlands.
René S KahnDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, The Netherlands.
Dorret I BoomsmaDepartment of Biological Psychology, VU University, Amsterdam, The Netherlands.
Hilleke E Hulshoff PolDepartment of Psychiatry, Brain Center Rudolf Magnus, University Medical Center Utrecht, The Netherlands.
Utrecht University · NLUniversity Medical Center Utrecht · NLVrije Universiteit Amsterdam · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The brain is a network and our intelligence depends in part on the efficiency of this network. The network of adolescents differs from that of adults suggesting developmental changes. However, whether the network changes over time at the individual level and, if so, how this relates to intelligence, is unresolved in adolescence. In addition, the influence of genetic factors in the developing network is not known. Therefore, in a longitudinal study of 162 healthy adolescent twins and their siblings (mean age at baseline 9.9 [range 9.0-15.0] years), we mapped local and global structural network efficiency of cerebral fiber pathways (weighted with mean FA and streamline count) and assessed intelligence over a three-year interval. We find that the efficiency of the brain's structural network is highly heritable (locally up to 74%). FA-based local and global efficiency increases during early adolescence. Streamline count based local efficiency both increases and decreases, and global efficiency reorganizes to a net decrease. Local FA-based efficiency was correlated to IQ. Moreover, increases in FA-based network efficiency (global and local) and decreases in streamline count based local efficiency are related to increases in intellectual functioning. Individual changes in intelligence and local FA-based efficiency appear to go hand in hand in frontal and temporal areas. More widespread local decreases in streamline count based efficiency (frontal cingulate and occipital) are correlated with increases in intelligence. We conclude that the teenage brain is a network in progress in which individual differences in maturation relate to level of intellectual functioning.

Indexed as

Brain MappingNeural Networks, ComputerAdolescentBrainChildCognitionFemaleHumansImage Processing, Computer-AssistedIntelligenceLongitudinal StudiesMagnetic Resonance ImagingMaleNeural PathwaysTwinsadolescencebraindevelopmentDTIgraph theoryheritabilityintelligencelongitudinalnetwork

Identifiers

PMID26368846
PMCPMC6869380
OpenAlexW1846213163

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.