Evidence map›Paper›PMID 29620656›Full record

ArticleMedicine2018

Reliability of radiographic measurement of lateral capitellohumeral angle in healthy children.

Masaki Hasegawa, Taku Suzuki, Takashi Kuroiwa, Yusuke Oka, Atsushi Maeda, Hiroki Takeda, Kanae Shizu, Takashi Tsuji, Katsuji Suzuki, Harumoto Yamada

Abstract readValidation Study
In one paragraph

Article in Medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Article
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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

10 authors.

Masaki HasegawaDepartment of Orthopaedic Surgery, Fujita Health University, Dengakugakubo, Kutsukake, Toyoake, Aichi Department of Orthopedic Surgery, Keio University School of Medicine, Shinjuku, Tokyo, Japan.
Taku Suzuki
Takashi Kuroiwa
Yusuke Oka
Atsushi Maeda
Hiroki Takeda
Kanae Shizu
Takashi Tsuji
Katsuji Suzuki
Harumoto Yamada

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This retrospective cohort study was designed to validate the reliability of measurement of the lateral capitellohumeral angle (LCHA), an index of sagittal angulation of the elbow, in healthy children. The results were compared to the Baumann angle (BA), which is a similar concept to LCHA.Sixty-two radiographs of the elbow in healthy children (range, 2-11 years) were reviewed by 6 examiners at 2 sessions. The mean value and reliability of the measurement of LCHA and BA were assessed. Intraobserver reliability and interobserver reliability were calculated using intraclass correlation coefficients (ICCs).The mean LCHA value was 45° (range, 22° to 70°) and the mean BA was 71° (range, 56° to 86°). The ICCs for intraobserver reliability of the LCHA measurements were almost perfect for 2 examiners, substantial for 3 examiners, and moderate for 1 examiner with a mean value of 0.77 (range, 0.57-0.95). For BA measurements, the ICCs were almost perfect for 1 examiner and substantial for 5 examiners with a mean value of 0.74 (range, 0.66-0.83). The ICCs for interobserver reliability between the first and second measurements were both moderate for LCHA (0.56 and 0.51) and for BA (0.52 and 0.50).LCHA showed almost the same reliability in measurement as BA, which is the gold standard assessment for coronal alignment of the elbow. LCHA showed moderate-to-good reliability in the evaluation of sagittal plane elbow alignment.

Indexed as

ChildChild, PreschoolElbow JointFemaleHealthy VolunteersHumansHumerusMaleObserver VariationRadiographyReference ValuesReproducibility of ResultsRetrospective Studies

Identifiers

PMID29620656
PMCPMC5902275

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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.