Reproducibilidad del strain longitudinal global del ventrículo izquierdo por ecocardiografía bidimensional speckle tracking : Estudio Longitudinal de Salud del Adulto (ELSA-Brasil)
Autor(a) principal: | |
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Data de Publicação: | 2018 |
Outros Autores: | , , , , , |
Tipo de documento: | Artigo |
Idioma: | spa |
Título da fonte: | Repositório Institucional da UFRGS |
Texto Completo: | http://hdl.handle.net/10183/250275 |
Resumo: | Introduction Advanced echocardiography techniques, such as the global longitudinal strain using two-dimensional ultrasound speckle tracking, have been proposed for the detection of early changes in the left ventricular systolic function. The evaluation of the reproducibility of left ventricular global longitudinal strain is essential for its clinical application in different scenarios. Objective To determine the reproducibility of left ventricular global longitudinal strain in individuals from a Brazil cohort study. Methods The reproducibility of left ventricular global longitudinal strain was evaluated by the reading and analysis of echocardiograph images of a random sample of 50 participants of the baseline Longitudinal Study of Adult Health (ELSA-Brasil). Results The mean age of the participants was 49.7 ± 7.3 years, of whom 54% were women, and the mean global longitudinal strain was –19.5% ± 1.9%. The inter-observer reproducibility of the mean global longitudinal strain, had a coefficient of variation of 7.4%, and an intra-class correlation of 0.76 (95% CI: 0.61 – 0.86). The analysis of the inter-observer agreement of the global longitudinal strain measurements using the Bland and Altman method showed a mean differences of 0.1% ± 1.4%, and upper and lower limits of agreement of 2.9 and –2.7, respectively. Conclusions There was adequate reproducibility of the left ventricular global longitudinal strain measurements in participants of the ELSA-Brasil study, and the values were similar to those reported in other longitudinal epidemiological studies. The findings reinforce the use of the global longitudinal strain as a clinical marker of myocardial deformation, capable of detecting subclinical changes in myocardial contractility. |
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Cañon-Montañez, WilsonSantos, Ângela Barreto SantiagoAmaral, Maria Vitória França doNunes, Lisandra AlmeidaDuncan, Bruce BartholowSchmidt, Maria InêsFoppa, Murilo2022-10-26T04:46:31Z20182357-3260http://hdl.handle.net/10183/250275001082994Introduction Advanced echocardiography techniques, such as the global longitudinal strain using two-dimensional ultrasound speckle tracking, have been proposed for the detection of early changes in the left ventricular systolic function. The evaluation of the reproducibility of left ventricular global longitudinal strain is essential for its clinical application in different scenarios. Objective To determine the reproducibility of left ventricular global longitudinal strain in individuals from a Brazil cohort study. Methods The reproducibility of left ventricular global longitudinal strain was evaluated by the reading and analysis of echocardiograph images of a random sample of 50 participants of the baseline Longitudinal Study of Adult Health (ELSA-Brasil). Results The mean age of the participants was 49.7 ± 7.3 years, of whom 54% were women, and the mean global longitudinal strain was –19.5% ± 1.9%. The inter-observer reproducibility of the mean global longitudinal strain, had a coefficient of variation of 7.4%, and an intra-class correlation of 0.76 (95% CI: 0.61 – 0.86). The analysis of the inter-observer agreement of the global longitudinal strain measurements using the Bland and Altman method showed a mean differences of 0.1% ± 1.4%, and upper and lower limits of agreement of 2.9 and –2.7, respectively. Conclusions There was adequate reproducibility of the left ventricular global longitudinal strain measurements in participants of the ELSA-Brasil study, and the values were similar to those reported in other longitudinal epidemiological studies. The findings reinforce the use of the global longitudinal strain as a clinical marker of myocardial deformation, capable of detecting subclinical changes in myocardial contractility.Introducción Se han propuesto técnicas ecocardiográficas avanzadas como el strain longitudinal global por ecocardiografía bidimensional speckle tracking para la detección de alteraciones precoces de la función sistólica del ventrículo izquierdo. La evaluación de la reproducibilidad del strain longitudinal global es fundamental para su aplicación clínica en diferentes escenarios. Objetivo Estimar la reproducibilidad del strain longitudinal global del ventrículo izquierdo en individuos de un estudio de cohorte del Brasil. Métodos La reproducibilidad del strain longitudinal global del ventrículo izquierdo fue evaluada mediante lectura y análisis de imágenes de ecocardiografía de una muestra aleatoria de 50 participantes de la línea de base del Estudio Longitudinal de Salud del Adulto (ELSA-Brasil). Resultados Los participantes tenían una edad promedio de 49,7 ± 7,3 años, 54% eran mujeres y la media del strain longitudinal global fue –19,5% ± 1,9%. La reproducibilidad interobservador de la medida del strain longitudinal global mostró un coeficiente de variación de 7,4% y un coeficiente de correlación intraclase de 0,76 (IC 95%: 0,61, 0,86). El análisis del acuerdo interobservador de las medidas del strain longitudinal global mediante el método de Bland & Altman evidenció un promedio de diferencias de 0,1% ± 1,4% y unos límites de acuerdo superior de 2,9 e inferior de –2,7. Conclusiones Hubo una reproducibilidad adecuada de las medidas del strain longitudinal global del ventrículo izquierdo en participantes del ELSA-Brasil y los valores fueron similares a los reportados en otros estudios epidemiológicos longitudinales. Los hallazgos refuerzan la utilidad del strain longitudinal global como un índice clínico de deformación miocárdica, capaz de detectar alteraciones subclínicas de la contractilidad miocárdica.application/pdfspaRevista Colombiana de Cardiología. Bogota. Vol. 71, no. 7 (Jul. 2018), p. 524-530ObesidadeSíndrome metabólicaVentrículos do coraçãoEcocardiografiaEstudos longitudinaisEstudos de coortesAdultoDisfunção ventricular esquerdaDiagnóstico por imagemFisiopatologiaMetabolismoReproducibility of resultsLongitudinal strainMyocardial contractionEchocardiographyReproducibilidad de resultadosStrain longitudinalContracción miocárdicaEcocardiografíaReproducibilidad del strain longitudinal global del ventrículo izquierdo por ecocardiografía bidimensional speckle tracking : Estudio Longitudinal de Salud del Adulto (ELSA-Brasil)Reproducibility of left ventricular global longitudinal strain using two-dimensional ultrasound speckle tracking : Longitudinal Study of Adult Health (ELSA-Brasil)Estrangeiroinfo:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/openAccessreponame:Repositório Institucional da UFRGSinstname:Universidade Federal do Rio Grande do Sul (UFRGS)instacron:UFRGSTEXT001082994.pdf.txt001082994.pdf.txtExtracted Texttext/plain40782http://www.lume.ufrgs.br/bitstream/10183/250275/2/001082994.pdf.txt2b4880fb5c5649b763b790db0411b9b0MD52ORIGINAL001082994.pdfTexto completo (espanhol)application/pdf1227657http://www.lume.ufrgs.br/bitstream/10183/250275/1/001082994.pdfe633b15ff41609bf6282d6f89aaada27MD5110183/2502752023-10-27 03:28:58.252478oai:www.lume.ufrgs.br:10183/250275Repositório de PublicaçõesPUBhttps://lume.ufrgs.br/oai/requestopendoar:2023-10-27T06:28:58Repositório Institucional da UFRGS - Universidade Federal do Rio Grande do Sul (UFRGS)false |
dc.title.pt_BR.fl_str_mv |
Reproducibilidad del strain longitudinal global del ventrículo izquierdo por ecocardiografía bidimensional speckle tracking : Estudio Longitudinal de Salud del Adulto (ELSA-Brasil) |
dc.title.alternative.en.fl_str_mv |
Reproducibility of left ventricular global longitudinal strain using two-dimensional ultrasound speckle tracking : Longitudinal Study of Adult Health (ELSA-Brasil) |
title |
Reproducibilidad del strain longitudinal global del ventrículo izquierdo por ecocardiografía bidimensional speckle tracking : Estudio Longitudinal de Salud del Adulto (ELSA-Brasil) |
spellingShingle |
Reproducibilidad del strain longitudinal global del ventrículo izquierdo por ecocardiografía bidimensional speckle tracking : Estudio Longitudinal de Salud del Adulto (ELSA-Brasil) Cañon-Montañez, Wilson Obesidade Síndrome metabólica Ventrículos do coração Ecocardiografia Estudos longitudinais Estudos de coortes Adulto Disfunção ventricular esquerda Diagnóstico por imagem Fisiopatologia Metabolismo Reproducibility of results Longitudinal strain Myocardial contraction Echocardiography Reproducibilidad de resultados Strain longitudinal Contracción miocárdica Ecocardiografía |
title_short |
Reproducibilidad del strain longitudinal global del ventrículo izquierdo por ecocardiografía bidimensional speckle tracking : Estudio Longitudinal de Salud del Adulto (ELSA-Brasil) |
title_full |
Reproducibilidad del strain longitudinal global del ventrículo izquierdo por ecocardiografía bidimensional speckle tracking : Estudio Longitudinal de Salud del Adulto (ELSA-Brasil) |
title_fullStr |
Reproducibilidad del strain longitudinal global del ventrículo izquierdo por ecocardiografía bidimensional speckle tracking : Estudio Longitudinal de Salud del Adulto (ELSA-Brasil) |
title_full_unstemmed |
Reproducibilidad del strain longitudinal global del ventrículo izquierdo por ecocardiografía bidimensional speckle tracking : Estudio Longitudinal de Salud del Adulto (ELSA-Brasil) |
title_sort |
Reproducibilidad del strain longitudinal global del ventrículo izquierdo por ecocardiografía bidimensional speckle tracking : Estudio Longitudinal de Salud del Adulto (ELSA-Brasil) |
author |
Cañon-Montañez, Wilson |
author_facet |
Cañon-Montañez, Wilson Santos, Ângela Barreto Santiago Amaral, Maria Vitória França do Nunes, Lisandra Almeida Duncan, Bruce Bartholow Schmidt, Maria Inês Foppa, Murilo |
author_role |
author |
author2 |
Santos, Ângela Barreto Santiago Amaral, Maria Vitória França do Nunes, Lisandra Almeida Duncan, Bruce Bartholow Schmidt, Maria Inês Foppa, Murilo |
author2_role |
author author author author author author |
dc.contributor.author.fl_str_mv |
Cañon-Montañez, Wilson Santos, Ângela Barreto Santiago Amaral, Maria Vitória França do Nunes, Lisandra Almeida Duncan, Bruce Bartholow Schmidt, Maria Inês Foppa, Murilo |
dc.subject.por.fl_str_mv |
Obesidade Síndrome metabólica Ventrículos do coração Ecocardiografia Estudos longitudinais Estudos de coortes Adulto Disfunção ventricular esquerda Diagnóstico por imagem Fisiopatologia Metabolismo |
topic |
Obesidade Síndrome metabólica Ventrículos do coração Ecocardiografia Estudos longitudinais Estudos de coortes Adulto Disfunção ventricular esquerda Diagnóstico por imagem Fisiopatologia Metabolismo Reproducibility of results Longitudinal strain Myocardial contraction Echocardiography Reproducibilidad de resultados Strain longitudinal Contracción miocárdica Ecocardiografía |
dc.subject.eng.fl_str_mv |
Reproducibility of results Longitudinal strain Myocardial contraction Echocardiography |
dc.subject.spa.fl_str_mv |
Reproducibilidad de resultados Strain longitudinal Contracción miocárdica Ecocardiografía |
description |
Introduction Advanced echocardiography techniques, such as the global longitudinal strain using two-dimensional ultrasound speckle tracking, have been proposed for the detection of early changes in the left ventricular systolic function. The evaluation of the reproducibility of left ventricular global longitudinal strain is essential for its clinical application in different scenarios. Objective To determine the reproducibility of left ventricular global longitudinal strain in individuals from a Brazil cohort study. Methods The reproducibility of left ventricular global longitudinal strain was evaluated by the reading and analysis of echocardiograph images of a random sample of 50 participants of the baseline Longitudinal Study of Adult Health (ELSA-Brasil). Results The mean age of the participants was 49.7 ± 7.3 years, of whom 54% were women, and the mean global longitudinal strain was –19.5% ± 1.9%. The inter-observer reproducibility of the mean global longitudinal strain, had a coefficient of variation of 7.4%, and an intra-class correlation of 0.76 (95% CI: 0.61 – 0.86). The analysis of the inter-observer agreement of the global longitudinal strain measurements using the Bland and Altman method showed a mean differences of 0.1% ± 1.4%, and upper and lower limits of agreement of 2.9 and –2.7, respectively. Conclusions There was adequate reproducibility of the left ventricular global longitudinal strain measurements in participants of the ELSA-Brasil study, and the values were similar to those reported in other longitudinal epidemiological studies. The findings reinforce the use of the global longitudinal strain as a clinical marker of myocardial deformation, capable of detecting subclinical changes in myocardial contractility. |
publishDate |
2018 |
dc.date.issued.fl_str_mv |
2018 |
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2022-10-26T04:46:31Z |
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Estrangeiro info:eu-repo/semantics/article |
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2357-3260 |
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001082994 |
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2357-3260 001082994 |
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http://hdl.handle.net/10183/250275 |
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spa |
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dc.relation.ispartof.pt_BR.fl_str_mv |
Revista Colombiana de Cardiología. Bogota. Vol. 71, no. 7 (Jul. 2018), p. 524-530 |
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