Evidence map›Paper›PMID 21932588›Full record

ArticleJournal of pediatric endocrinology & metabolism : JPEM2011

DXA surrogates for visceral fat are inversely associated with bone density measures in adolescent athletes with menstrual dysfunction.

Kathryn E Ackerman, Brittany Davis, Leah Jacoby, Madhusmita Misra

Abstract read
In one paragraph

Article in Journal of pediatric endocrinology & metabolism : JPEM, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing 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

17 citing papers in PubMed.

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  11. Visceral fat measured by DXA is associated with increased risk of non-spine fractures in nonobese elderly women: a population-based prospective cohort analysis from the São Paulo Ageing & Health (SPAH) Study.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2016
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  14. Gender differences in the relationships between lean body mass, fat mass and peak bone mass in young adults.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2014
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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

4 authors.

Kathryn E AckermanNeuroendocrine Unit, Massachusetts General Hospital and Harvard Medical School, Boston, MA 02114, USA.
Brittany Davis
Leah Jacoby
Madhusmita Misra

Funding

HARVARD CLINICAL AND TRANSLATIONAL SCIENCE CENTER (UL1)UL1RR025758 · NCRR · HARVARD MEDICAL SCHOOL · PI NADLER, LEE MARSHALL · 2008 to 2011
$91.4M
Fat Mediated Modulation of Reproductive and Endocrine Function in Young AthletesR01HD060827 · NICHD · MASSACHUSETTS GENERAL HOSPITAL · PI MISRA, MADHUSMITA · 2009 to 2013
$2.4M
NCRR NIH HHS 1 UL1 RR025758-01NCRR NIH HHS UL1 RR025758NICHD NIH HHS R01 HD060827
6 · The paper itself

Abstract

objectiveLean mass is associated with bone mineral density (BMD) in athletes, attributable to the anabolic pull of muscle on bone. Fat mass is also important, and subcutaneous fat positively and visceral fat negatively correlates with BMD in obese adolescents. The contribution of regional body composition to low BMD in amenorrheic athletes (AA) has not been elucidated. We hypothesized that in adolescent athletes (runners), BMD is associated positively with total fat (surrogate for subcutaneous fat) and lean mass, and inversely with percent trunk fat and trunk-to-extremity fat ratio (surrogates for visceral fat).

designCross-sectional study. SUBJECTS AND

methodsWe examined BMD and body composition using dual energy X-ray absorptiometry (DXA) in 21 AA and 19 eumenorrheic athletes (EA) (12-18 years) (runners). We report total hip and height-adjusted BMD [lumbar bone mineral apparent density (LBMAD) and whole body bone mineral content/height (WBBMC/Ht)].

resultsAA had lower BMD than EA. Lean mass was less strongly associated with hip BMD in AA than EA; fat mass was positively associated with LBMAD in EA. Percent trunk fat and trunk-to-extremity fat ratio were inversely associated with lumbar and WB measures in AA. In a regression model, lean and fat mass were positively, and percent trunk fat and trunk-to-extremity fat ratio negatively associated with LBMAD and WBBMC/Ht for all athletes, even after controlling for serum estradiol.

conclusionsDXA surrogates for visceral fat are inversely associated with bone density in athletes.

Indexed as

AdiposityAdolescent DevelopmentAthletesBone DensityAbsorptiometry, PhotonAdolescentAmenorrheaBiomarkersBody CompositionBody HeightChildChild DevelopmentCohort StudiesCross-Sectional StudiesFemaleFemale Athlete Triad SyndromeBiomarkers

Identifiers

PMID21932588
PMCPMC3652985

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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.