Evidence map›Paper›PMID 26975856›Full record

ArticleEuropean spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society2016

Validity and reliability of photographic measures to evaluate waistline asymmetry in idiopathic scoliosis.

Antonia Matamalas, Juan Bagó, Elisabetta D Agata, Ferran Pellisé

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In one paragraph

Article in European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
2.5field-weighted citation impact, top 12% 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

15 citing papers in PubMed, 26 citations in OpenAlex.

  1. Observational
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  7. Review
  8. Evaluation of Self-Perceived Body Image in Adolescents with Mild Idiopathic Scoliosis.European journal of investigation in health, psychology and education · 2022
    Article
  9. Clinical photography in severe idiopathic scoliosis candidate for surgery: is it a useful tool to differentiate among Lenke patterns?European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2019
    Article
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  15. Letter to the Editor concerning "Validity and reliability of photographic measures to evaluate waistline asymmetry in idiopathic scoliosis" by Matamalas A, Bagó J, D Agata E, Pellisé F (2016) Eur Spine J. 2016 Mar 14 [Epub ahead of print].European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2016
    Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 1 country.

Antonia MatamalasService of Orthopaedic Surgery and Traumatology, Hospital Vall d´Hebrón, Passeig de la Vall d´Hebron 119, 08035, Barcelona, Spain. amatamalasadrover@gmail.com.
Juan BagóService of Orthopaedic Surgery and Traumatology, Hospital Vall d´Hebrón, Passeig de la Vall d´Hebron 119, 08035, Barcelona, Spain.
Elisabetta D AgataInstitut of Research Hospital Vall d´Hebrón, Passeig de la Vall d´Hebron 119, 08035, Barcelona, Spain.
Ferran PelliséService of Orthopaedic Surgery and Traumatology, Hospital Vall d´Hebrón, Passeig de la Vall d´Hebron 119, 08035, Barcelona, Spain.
Vall d'Hebron Hospital Universitari · ESVall d'Hebron Institut de Recerca · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveEvaluate the relationship between radiological, clinical and perceived waistline asymmetry (WLA) in a sample of idiopathic scoliosis (IS) patients.

methods77 patients were included (mean age 20.3 years; 85 % women). We obtained a full X-ray of the spine and back clinical photography for all patients. On photographs, waist height angle (WHA), right/left waist angles (WA) and right/left waistline distance ratio were measured. SRS22, Trunk Appearance Perception Scale (TAPS) and Spinal Appearance Questinnaire (SAQ) questionnaires were also completed. The intra and inter-observer reliability of each photographic measure was assessed. A correlation analysis between all variables was done using Pearson Correlations Coefficient.

resultsAll measures reported have excellent intra- and inter-observer (ICC ≥0.8) reliability. A significant correlation was found between WHA and Cobb angle, mainly with Main Thoracic (MT) (r = -0.56). Right and left waist angles, and especially the difference between them (RLWAD), is related to the thoracolumbar/lumbar (TLL) curve. We have found a significant correlation between RLWAD and TLL curve magnitude (r = -0.54) and with the inclination of the lower end vertebra (LEV) (r = 0.74). Only WHA has a significant, but poor correlation (r ≅ 0.3) with trunk perception scales (TAPS and SAQ). No other significant correlations were found between WLA measures and patient related outcome scores.

conclusionWLA measures proposed in this article are reliable tools to assess WLA. We have found a significant correlation between clinical WLA and skeletal deformity (Cobb angle). WHA is related with MT curve while the RLWAD depends on the TLL curve magnitude and its LEV. We have also found a significant relation between WHA and the patient's perception of the deformity. It seems that WLA is a cosmetic concern to take into account in clinical evaluation of IS patients.

Indexed as

ScoliosisAdolescentAdultBackFemaleHumansMalePhotographyPostureReproducibility of ResultsSurveys and QuestionnairesThoracic VertebraeYoung AdultIdiopathic scoliosisPerceptionPhotographyTrunk deformityWaistline asymmetry

Identifiers

PMID26975856
OpenAlexW2300410672

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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.