Evidence map›Paper›PMID 24481188›Full record

ArticleEvolution, medicine, and public health2013

The adolescent transition under energetic stress: Body composition tradeoffs among adolescent women in The Gambia.

Meredith W Reiches, Sophie E Moore, Andrew M Prentice, Ann Prentice, Yankuba Sawo, Peter T Ellison

Open access · goldAbstract read
In one paragraph

Article in Evolution, medicine, and public health, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
2.9field-weighted citation impact, top 8% 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

5 citing papers in PubMed, 21 citations in OpenAlex.

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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

6 authors at 5 institutions in 3 countries.

Meredith W ReichesDepartment of Human Evolutionary Biology, Harvard University, Cambridge, MA, USA; MRC Keneba, MRC Unit, The Gambia; MRC International Nutrition Group, London School of Hygiene and Tropical Medicine, London, WC1E 7HT, UK; and MRC Human Nutrition Research, Elsie Widdowson Laboratory, Cambridge, CB1 9NL, UK.
Sophie E Moore
Andrew M Prentice
Ann Prentice
Yankuba Sawo
Peter T Ellison
MRC Unit the Gambia · GMHarvard University · USLondon School of Hygiene & Tropical Medicine · GBMRC Human Nutrition Research · GBUniversity of London · GB

Funding

Medical Research Council MC_U105960371Medical Research Council MC_U123292701
6 · The paper itself

Abstract

BACKGROUND AND

objectivesLife history theory predicts a shift in energy allocation from growth to reproductive function as a consequence of puberty. During adolescence, linear growth tapers off and, in females, ovarian steroid production increases. In this model, acquisition of lean mass is associated with growth while investment in adiposity is associated with reproduction. This study examines the chronological and developmental predictors of energy allocation patterns among adolescent women under conditions of energy constraint. METHODOLOGY: Fifty post-menarcheal adolescent women between 14 and 20 years old were sampled for weight and body composition at the beginning and end of 1 month in an energy-adequate season and 1 month in the subsequent energy-constrained season in a rural province of The Gambia.

resultsChronologically and developmentally younger adolescent girls gain weight in the form of lean mass in both energy-adequate and energy-constrained seasons, whereas older adolescents lose lean mass under conditions of energetic stress (generalized estimating equation (GEE) Wald chi-square comparing youngest tertile with older two tertiles 9.750, P = 0.002; GEE Wald chi-square comparing fast- with slow-growing individuals for growth rate 19.806, P < 0.001). When energy is limited, younger adolescents lose and older adolescents maintain fat (GEE Wald chi-square for interaction of age and season 6.568, P = 0.010; GEE Wald chi-square comparing fast- with slow-growing individuals for interaction of growth rate and season 7.807, P = 0.005). CONCLUSIONS AND IMPLICATIONS: When energy is constrained, the physiology of younger adolescents invests in growth while that of older adolescent females privileges reproductively valuable adipose tissue.

Indexed as

body compositionlife history theorypubertyreproductive ecology

Identifiers

PMID24481188
PMCPMC3868354
OpenAlexW2166108212

What OpenQuestion holds

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LicenceCC BY
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.