Evidence map›Paper›PMID 28389986›Full record

ArticleArchives of osteoporosis2017

Changes and tracking of bone mineral density in late adolescence: the Tromsø Study, Fit Futures.

Ole Andreas Nilsen, Luai Awad Ahmed, Anne Winther, Tore Christoffersen, Anne-Sofie Furberg, Guri Grimnes, Elaine Dennison, Nina Emaus

Abstract read
In one paragraph

Article in Archives of osteoporosis, 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. Article
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  8. Tracking of bone mass from childhood to puberty: a 7-year follow-up. The CHAMPS study DK.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2018
    Observational
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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.

Ole Andreas NilsenDepartment of Health and Care Sciences, UiT The Arctic University of Norway, 9019, Tromsø, Norway. ole-andreas.nilsen@uit.no.
Luai Awad AhmedDepartment of Health and Care Sciences, UiT The Arctic University of Norway, 9019, Tromsø, Norway.
Anne WintherDivision of Neurosciences, Orthopedics and Rehabilitation Services, University Hospital of North Norway, Tromsø, Norway.
Tore ChristoffersenDepartment of Health and Care Sciences, UiT The Arctic University of Norway, 9019, Tromsø, Norway.
Anne-Sofie FurbergDepartment of Community Medicine, UiT The Arctic University of Norway, 9019, Tromsø, Norway.
Guri GrimnesDivision of Internal Medicine, University Hospital of North Norway, 9019, Tromsø, Norway.
Elaine DennisonMRC Lifecourse Epidemiology Unit, Southampton, UK.
Nina EmausDepartment of Health and Care Sciences, UiT The Arctic University of Norway, 9019, Tromsø, Norway.

Funding

Medical Research Council G0400491Medical Research Council MC_U147574212Medical Research Council MC_U147574234Medical Research Council MC_U147574237Medical Research Council MC_U147585819Medical Research Council MC_U147585824Medical Research Council MC_U147585827Medical Research Council MC_UP_A620_1014Medical Research Council MC_UU_12011/1Versus Arthritis 19583
6 · The paper itself

Abstract

Areal bone mineral density (aBMD) predicts future fracture risk. This study explores the development of aBMD and associated factors in Norwegian adolescents. Our results indicate a high degree of tracking of aBMD levels in adolescence. Anthropometric measures and lifestyle factors were associated with deviation from tracking. PURPOSE: Norway has one of the highest reported incidences of hip fractures. Maximization of peak bone mass may reduce future fracture risk. The main aims of this study were to describe changes in bone mineral levels over 2 years in Norwegian adolescents aged 15-17 years at baseline, to examine the degree of tracking of aBMD during this period, and to identify baseline predictors associated with positive deviation from tracking.

methodsIn 2010-2011, all first year upper secondary school students in Tromsø were invited to the Fit Futures study and 1038 adolescents (93%) attended. We measured femoral neck (FN), total hip (TH), and total body (TB) aBMD as g/cm

resultsaBMD increased significantly (p < 0.05) at all skeletal sites in both sexes. Mean annual percentage increase for FN, TH, and TB was 0.3, 0.5, and 0.8 in girls and 1.5, 1.0, and 2.0 in boys, respectively (p < 0.05). There was a high degree of tracking of aBMD levels over 2 years. In girls, several lifestyle factors predicted a positive deviation from tracking, whereas anthropometric measures appeared influential in boys. Baseline z-score was associated with lower odds of upwards drift in both sexes.

conclusionsOur results support previous findings on aBMD development in adolescence and indicate strong tracking over 2 years of follow-up. Baseline anthropometry and lifestyle factors appeared to alter tracking, but not consistently across sex and skeletal sites.

Indexed as

Bone DensityAbsorptiometry, PhotonAdolescentAnthropometryBody CompositionFemaleFemur NeckHipHumansLife StyleMaleNorwaySurveys and QuestionnairesAdolescenceAreal bone mineral densityBone developmentBone massDXATracking

Identifiers

PMID28389986
PMCPMC5384951

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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.