Evidence map›Paper›PMID 28026902›Full record

ArticleObesity (Silver Spring, Md.)2017

Initial body fat gain is related to brain volume changes in adolescents: A repeated-measures voxel-based morphometry study.

Sonja Yokum, Eric Stice

Abstract read
In one paragraph

Article in Obesity (Silver Spring, Md.), 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

  1. Observational
  2. Review
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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

2 authors.

Sonja YokumOregon Research Institute, Eugene, Oregon, USA.
Eric SticeOregon Research Institute, Eugene, Oregon, USA.

Funding

Relation of Consummatory and Anticipatory Food Reward to ObesityR01DK080760 · NIDDK · OREGON RESEARCH INSTITUTE · PI STICE, ERIC M, YOKUM, SONJA · 2009 to 2013
$3.3M
NIDDK NIH HHS R01 DK080760
6 · The paper itself

Abstract

objectiveIndividuals with obesity versus those within a healthy weight range show brain volume differences, but it is unclear whether these differences reflect initial vulnerability factors or are secondary to weight gain.

methodsOne hundred sixty-two adolescents (M age = 15.3 ± 1.1; 81 females) with healthy weight were scanned at baseline. Sixty subjects (M baseline age: 15.2 ± 1.1; M follow-up age: 17.7 ± 1.2; 34 females) completed a second scan at 2- or 3-year follow-up. Voxel-based morphometry assessed global and regional gray matter (GM) and white matter (WM) volumes. Body fat percentage was assessed yearly over follow-up.

resultsBaseline global/regional GM/WM volume did not predict body fat gain over follow-up. Adolescents who gained body fat showed greater decreases in GM volume in the putamen compared with those who showed loss of body fat. Adolescents who gained body fat showed greater increases in WM volume in the anterior cingulate cortex compared with those who showed stability of or loss of body fat.

conclusionsBody fat gain versus stability and loss produce GM and WM volume changes, rather than baseline volumetric differences predicting body fat gain.

Indexed as

Adipose TissueAdolescentBrainFemaleHumansImage Processing, Computer-AssistedMagnetic Resonance ImagingMaleObesityOrgan SizeWhite Matter

Identifiers

PMID28026902
PMCPMC5269445

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.