Evidence map›Paper›PMID 22669456›Full record

ArticlePediatric radiology2012

Comparison of radiogrammetrical metacarpal indices in children and reference data from the First Zurich Longitudinal Study.

David D Martin, Conrad Heckmann, Julia Neuhof, Oskar G Jenni, Michael B Ranke, Gerhard Binder

Abstract readComparative Study
In one paragraph

Article in Pediatric radiology, 2012. 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
–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

5 citing papers in PubMed.

  1. 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

6 authors.

David D MartinPediatric Endocrinology and Diabetology, University Children's Hospital Tübingen, Hoppe-Seyler-Str 1, 72076 Tuebingen, Germany. david.martin@med.uni-tuebingen.de
Conrad Heckmann
Julia Neuhof
Oskar G Jenni
Michael B Ranke
Gerhard Binder

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundA number of radiogrammetrical metacarpal indices are in use, some of which have been adapted for children.

objectiveThe purpose of this study was to compare four known indices-bone mineral density (BMD), relative cortical area, Exton-Smith index, bending breaking resistance index-and the more recently defined pediatric bone index (PBI) according to the two criteria of minimum height dependence and minimum variability in children of equal bone age. MATERIALS AND

methodsA total of 3,121 left-hand radiographs from 231 healthy Caucasian children ranging in age from 3 to 19 years old were analysed using BoneXpert®, a programme for automatic analysis of hand radiographs and assessment of bone age.

resultsDependence on height for chronological age or bone age and the mean relative standard deviation were lowest in the PBI for both genders pooled. The differences in height dependence were statistically significant and are shown to be clinically relevant. Reference data for PBI are presented.

conclusionPBI may be a better indicator than BMD for bone health in children; however, verification in a clinical group is needed.

Indexed as

AdolescentBone DensityChildChild, PreschoolFemaleHumansLongitudinal StudiesMaleMetacarpal BonesRadiographic Image Interpretation, Computer-AssistedReference ValuesSwitzerlandWhite PeopleYoung Adult

Identifiers

PMID22669456
PMCPMC3414699

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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.