Letter to the Editor regarding the article: "identifying pre-hospital factors associated with outcome for major trauma patients in a regional trauma network: an exploratory study"

The aim of this Letter to the Editor was to report some methodological shortcomings in a recently published article. Issues regarding missing values and overfitting are mentioned. First, Complete Case (CC) analysis was used instead of an imputation method. Second, there was a high chance of overfitt...

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Autores principales: Sewalt, Charlie A., Wiegers, Eveline J. A., Venema, Esmee, Lingsma, Hester F.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: BioMed Central 2017
Materias:
Letter to the Editor
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5702121/
https://www.ncbi.nlm.nih.gov/pubmed/29178926
http://dx.doi.org/10.1186/s13049-017-0454-1
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author Sewalt, Charlie A.
Wiegers, Eveline J. A.
Venema, Esmee
Lingsma, Hester F.
author_facet Sewalt, Charlie A.
Wiegers, Eveline J. A.
Venema, Esmee
Lingsma, Hester F.
author_sort Sewalt, Charlie A.
collection PubMed
description The aim of this Letter to the Editor was to report some methodological shortcomings in a recently published article. Issues regarding missing values and overfitting are mentioned. First, Complete Case (CC) analysis was used instead of an imputation method. Second, there was a high chance of overfitting and lack of model validation. In conclusion, the results of this study should be interpret with caution and further research is necessary.
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spelling pubmed-57021212017-12-04 Letter to the Editor regarding the article: "identifying pre-hospital factors associated with outcome for major trauma patients in a regional trauma network: an exploratory study" Sewalt, Charlie A. Wiegers, Eveline J. A. Venema, Esmee Lingsma, Hester F. Scand J Trauma Resusc Emerg Med Letter to the Editor The aim of this Letter to the Editor was to report some methodological shortcomings in a recently published article. Issues regarding missing values and overfitting are mentioned. First, Complete Case (CC) analysis was used instead of an imputation method. Second, there was a high chance of overfitting and lack of model validation. In conclusion, the results of this study should be interpret with caution and further research is necessary. BioMed Central 2017-11-25 /pmc/articles/PMC5702121/ /pubmed/29178926 http://dx.doi.org/10.1186/s13049-017-0454-1 Text en © The Author(s). 2017 Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.
spellingShingle Letter to the Editor
Sewalt, Charlie A.
Wiegers, Eveline J. A.
Venema, Esmee
Lingsma, Hester F.
Letter to the Editor regarding the article: "identifying pre-hospital factors associated with outcome for major trauma patients in a regional trauma network: an exploratory study"
title Letter to the Editor regarding the article: "identifying pre-hospital factors associated with outcome for major trauma patients in a regional trauma network: an exploratory study"
title_full Letter to the Editor regarding the article: "identifying pre-hospital factors associated with outcome for major trauma patients in a regional trauma network: an exploratory study"
title_fullStr Letter to the Editor regarding the article: "identifying pre-hospital factors associated with outcome for major trauma patients in a regional trauma network: an exploratory study"
title_full_unstemmed Letter to the Editor regarding the article: "identifying pre-hospital factors associated with outcome for major trauma patients in a regional trauma network: an exploratory study"
title_short Letter to the Editor regarding the article: "identifying pre-hospital factors associated with outcome for major trauma patients in a regional trauma network: an exploratory study"
title_sort letter to the editor regarding the article: "identifying pre-hospital factors associated with outcome for major trauma patients in a regional trauma network: an exploratory study"
topic Letter to the Editor
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5702121/
https://www.ncbi.nlm.nih.gov/pubmed/29178926
http://dx.doi.org/10.1186/s13049-017-0454-1
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