Effects of Workload in Novice Military Transport Flights on Autonomic Modulation and Cognitive Performance: An Observational Cross-Sectional Study
Autor(a) principal: | |
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Data de Publicação: | 2021 |
Outros Autores: | , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Revista de Educação Física |
Texto Completo: | https://revistadeeducacaofisica.emnuvens.com.br/revista/article/view/2801 |
Resumo: | Introduction: Introduction: Flight-related stress influences pilots’ health and performance. Research investigating the influence of workload during military flights on those outcomes is warranted. Objective: This study investigated the effects of perceived workload during military transport flights on autonomic modulation and cognitive performance in novice Brazilian Air Force pilots. Methods: In this cross-sectional observational study with 15 pilots. Perceived workload was assessed using the NASA-TLX inventory. Autonomic modulation during the flights was evaluated by heart rate variability. Cognitive performance pre- vs. post-flights was compared using the Stroop color-word test. Results: The perceived workload during flights was moderate (~5 points), with a 5-fold greater contribution of ‘mental’ vs. ‘physical demand’. Flights provoked a 2-3 fold increasing in sympathetic modulation, with 50% greater average autonomic changes in P1 than P2 (D max/min; p<0.05): RRi (P1: D -189/-199 ms; P2: D -164/-177 ms), RMMSD (P1: D -24/-25 ms; P2: D -16/-18 ms), pNN50 (P1: D -19/-20%; P2: D -15/-20%), LF (P1: D 19/24 u.n.; P2: D 19 u.n.), HF (P1: D -19/-23 u.n.; D P2: -18/-19 u.n.), LF/HF (P1: D 4/5; P2: D 3/4). Correlations between NASA-TLX and sympathetic modulation were inverse vs. ‘physical demand’ and ‘overall workload’ (rs= -0.52/-0.63), and direct vs. ‘mental demand’ (rs=0.57), the opposite occurring for parasympathetic modulation (rs=0.47/0.59; rs= -0.45/-0.47; p<0.05). The cognitive performance was unaltered and uncorrelated with NASA-TLX components. Conclusion: Greater perceived workload during military transport flights increased sympathetic and lowered parasympathetic modulation but did not influence cognitive performance. |
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Effects of Workload in Novice Military Transport Flights on Autonomic Modulation and Cognitive Performance: An Observational Cross-Sectional StudyEfeitos da carga de trabalho na modulação autônoma e no desempenho cognitivo durante voos de transporte militar em pilotos novatos: um estudo observacional seccionalautonomic nervous systemStroop testNASA-TLXmilitary aviationwork stresshealthsistema nervoso autônomoStroop testNASA-TLXaviação militarsaúdeestresse no trabalhoIntroduction: Introduction: Flight-related stress influences pilots’ health and performance. Research investigating the influence of workload during military flights on those outcomes is warranted. Objective: This study investigated the effects of perceived workload during military transport flights on autonomic modulation and cognitive performance in novice Brazilian Air Force pilots. Methods: In this cross-sectional observational study with 15 pilots. Perceived workload was assessed using the NASA-TLX inventory. Autonomic modulation during the flights was evaluated by heart rate variability. Cognitive performance pre- vs. post-flights was compared using the Stroop color-word test. Results: The perceived workload during flights was moderate (~5 points), with a 5-fold greater contribution of ‘mental’ vs. ‘physical demand’. Flights provoked a 2-3 fold increasing in sympathetic modulation, with 50% greater average autonomic changes in P1 than P2 (D max/min; p<0.05): RRi (P1: D -189/-199 ms; P2: D -164/-177 ms), RMMSD (P1: D -24/-25 ms; P2: D -16/-18 ms), pNN50 (P1: D -19/-20%; P2: D -15/-20%), LF (P1: D 19/24 u.n.; P2: D 19 u.n.), HF (P1: D -19/-23 u.n.; D P2: -18/-19 u.n.), LF/HF (P1: D 4/5; P2: D 3/4). Correlations between NASA-TLX and sympathetic modulation were inverse vs. ‘physical demand’ and ‘overall workload’ (rs= -0.52/-0.63), and direct vs. ‘mental demand’ (rs=0.57), the opposite occurring for parasympathetic modulation (rs=0.47/0.59; rs= -0.45/-0.47; p<0.05). The cognitive performance was unaltered and uncorrelated with NASA-TLX components. Conclusion: Greater perceived workload during military transport flights increased sympathetic and lowered parasympathetic modulation but did not influence cognitive performance.Introdução: O estresse durante a pilotagem de aeronaves influencia a saúde e desempenho dos pilotos. Pesquisas sobre a influência da carga de trabalho durante voos militares sobre esses desfechos são necessárias. Objetivo: Esse estudo investigou os efeitos da carga trabalho percebida durante voos de transporte militar sobre a modulação autonômica e desempenho cognitivo de pilotos em treinamento da Força Aérea Brasileira. Métodos: Estudo observacional transversal do qual participaram 15 pilotos. A carga de trabalho percebida foi avaliada pelo inventário NASA-TLX. foi examinada a modulação autonômica durante os voos e o desempenho cognitivo antes e após os voos. Resultados: A carga de trabalho dos voos foi moderada (~5 pontos), com contribuição cinco vezes maior da ‘demanda mental’ vs. ‘física’. Os voos acarretaram aumentos de 2-3 vezes na modulação simpática, com alterações autonômicas médias 50% maiores em P1 que P2. Correlações entre NASA-TLX e modulação simpática foram inversas vs. ‘demanda física’ e ‘carga total’ (rs= -0.52/-0.63) e direta vs. ‘demanda mental’ (rs=0.57), o oposto ocorrendo para a modulação parassimpática (rs=0.47/0.59; rs= -0.45/-0.47; p<0.05). O desempenho cognitivo permaneceu inalterado e não se correlacionou com os componentes do NASA-TLX. Conclusão: Uma maior percepção da carga de trabalho durante voos militares de transporte acarretou aumento na modulação simpática e redução parassimpática, mas não influenciou no desempenho cognitivo.Exército Brasileiro2021-12-20info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://revistadeeducacaofisica.emnuvens.com.br/revista/article/view/280110.37310/ref.v90i4.2801Journal of Physical Education; Vol. 90 No. 4 (2021); 282-298Revista de Educação Física / Journal of Physical Education; v. 90 n. 4 (2021); 282-2982447-89460102-846410.37310/ref.v90i4reponame:Revista de Educação Físicainstname:Centro de Capacitação Física do Exército (CCFEX)instacron:CCFEXenghttps://revistadeeducacaofisica.emnuvens.com.br/revista/article/view/2801/2973https://creativecommons.org/licenses/by/4.0/info:eu-repo/semantics/openAccessMendes, EnyoSá, GraceMassaferri, RenatoOliveira-Silva, IranséMonteiro, WalaceFarinatti, Paulo2023-02-08T16:49:03Zoai:ojs.revistadeeducacaofisica.emnuvens.com.br:article/2801Revistahttps://revistadeeducacaofisica.emnuvens.com.br/revistaPUBhttps://revistadeeducacaofisica.emnuvens.com.br/revista/oai||revistaef.ccfex@gmail.com2447-89460102-8464opendoar:2023-02-08T16:49:03Revista de Educação Física - Centro de Capacitação Física do Exército (CCFEX)false |
dc.title.none.fl_str_mv |
Effects of Workload in Novice Military Transport Flights on Autonomic Modulation and Cognitive Performance: An Observational Cross-Sectional Study Efeitos da carga de trabalho na modulação autônoma e no desempenho cognitivo durante voos de transporte militar em pilotos novatos: um estudo observacional seccional |
title |
Effects of Workload in Novice Military Transport Flights on Autonomic Modulation and Cognitive Performance: An Observational Cross-Sectional Study |
spellingShingle |
Effects of Workload in Novice Military Transport Flights on Autonomic Modulation and Cognitive Performance: An Observational Cross-Sectional Study Mendes, Enyo autonomic nervous system Stroop test NASA-TLX military aviation work stress health sistema nervoso autônomo Stroop test NASA-TLX aviação militar saúde estresse no trabalho |
title_short |
Effects of Workload in Novice Military Transport Flights on Autonomic Modulation and Cognitive Performance: An Observational Cross-Sectional Study |
title_full |
Effects of Workload in Novice Military Transport Flights on Autonomic Modulation and Cognitive Performance: An Observational Cross-Sectional Study |
title_fullStr |
Effects of Workload in Novice Military Transport Flights on Autonomic Modulation and Cognitive Performance: An Observational Cross-Sectional Study |
title_full_unstemmed |
Effects of Workload in Novice Military Transport Flights on Autonomic Modulation and Cognitive Performance: An Observational Cross-Sectional Study |
title_sort |
Effects of Workload in Novice Military Transport Flights on Autonomic Modulation and Cognitive Performance: An Observational Cross-Sectional Study |
author |
Mendes, Enyo |
author_facet |
Mendes, Enyo Sá, Grace Massaferri, Renato Oliveira-Silva, Iransé Monteiro, Walace Farinatti, Paulo |
author_role |
author |
author2 |
Sá, Grace Massaferri, Renato Oliveira-Silva, Iransé Monteiro, Walace Farinatti, Paulo |
author2_role |
author author author author author |
dc.contributor.author.fl_str_mv |
Mendes, Enyo Sá, Grace Massaferri, Renato Oliveira-Silva, Iransé Monteiro, Walace Farinatti, Paulo |
dc.subject.por.fl_str_mv |
autonomic nervous system Stroop test NASA-TLX military aviation work stress health sistema nervoso autônomo Stroop test NASA-TLX aviação militar saúde estresse no trabalho |
topic |
autonomic nervous system Stroop test NASA-TLX military aviation work stress health sistema nervoso autônomo Stroop test NASA-TLX aviação militar saúde estresse no trabalho |
description |
Introduction: Introduction: Flight-related stress influences pilots’ health and performance. Research investigating the influence of workload during military flights on those outcomes is warranted. Objective: This study investigated the effects of perceived workload during military transport flights on autonomic modulation and cognitive performance in novice Brazilian Air Force pilots. Methods: In this cross-sectional observational study with 15 pilots. Perceived workload was assessed using the NASA-TLX inventory. Autonomic modulation during the flights was evaluated by heart rate variability. Cognitive performance pre- vs. post-flights was compared using the Stroop color-word test. Results: The perceived workload during flights was moderate (~5 points), with a 5-fold greater contribution of ‘mental’ vs. ‘physical demand’. Flights provoked a 2-3 fold increasing in sympathetic modulation, with 50% greater average autonomic changes in P1 than P2 (D max/min; p<0.05): RRi (P1: D -189/-199 ms; P2: D -164/-177 ms), RMMSD (P1: D -24/-25 ms; P2: D -16/-18 ms), pNN50 (P1: D -19/-20%; P2: D -15/-20%), LF (P1: D 19/24 u.n.; P2: D 19 u.n.), HF (P1: D -19/-23 u.n.; D P2: -18/-19 u.n.), LF/HF (P1: D 4/5; P2: D 3/4). Correlations between NASA-TLX and sympathetic modulation were inverse vs. ‘physical demand’ and ‘overall workload’ (rs= -0.52/-0.63), and direct vs. ‘mental demand’ (rs=0.57), the opposite occurring for parasympathetic modulation (rs=0.47/0.59; rs= -0.45/-0.47; p<0.05). The cognitive performance was unaltered and uncorrelated with NASA-TLX components. Conclusion: Greater perceived workload during military transport flights increased sympathetic and lowered parasympathetic modulation but did not influence cognitive performance. |
publishDate |
2021 |
dc.date.none.fl_str_mv |
2021-12-20 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://revistadeeducacaofisica.emnuvens.com.br/revista/article/view/2801 10.37310/ref.v90i4.2801 |
url |
https://revistadeeducacaofisica.emnuvens.com.br/revista/article/view/2801 |
identifier_str_mv |
10.37310/ref.v90i4.2801 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
https://revistadeeducacaofisica.emnuvens.com.br/revista/article/view/2801/2973 |
dc.rights.driver.fl_str_mv |
https://creativecommons.org/licenses/by/4.0/ info:eu-repo/semantics/openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by/4.0/ |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Exército Brasileiro |
publisher.none.fl_str_mv |
Exército Brasileiro |
dc.source.none.fl_str_mv |
Journal of Physical Education; Vol. 90 No. 4 (2021); 282-298 Revista de Educação Física / Journal of Physical Education; v. 90 n. 4 (2021); 282-298 2447-8946 0102-8464 10.37310/ref.v90i4 reponame:Revista de Educação Física instname:Centro de Capacitação Física do Exército (CCFEX) instacron:CCFEX |
instname_str |
Centro de Capacitação Física do Exército (CCFEX) |
instacron_str |
CCFEX |
institution |
CCFEX |
reponame_str |
Revista de Educação Física |
collection |
Revista de Educação Física |
repository.name.fl_str_mv |
Revista de Educação Física - Centro de Capacitação Física do Exército (CCFEX) |
repository.mail.fl_str_mv |
||revistaef.ccfex@gmail.com |
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1797239794435096576 |