The effect of randomised exposure to different types of natural outdoor environments compared to exposure to an urban environment on people with indications of psychological distress in Catalonia

Introduction: Experimental studies have reported associations between short-term exposure to natural outdoor environments (NOE) and health benefits. However, they lack insight into mechanisms, often have low external and ecological validity, and have rarely focused on people with some psycho-physiol...

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Autores: Triguero-Mas, Margarita, Gidlow, Christopher J., Martínez, David, Bont, Jeroen de, Carrasco Turigas, Glòria, Martínez Íñiguez, Tania, Hurst, Gemma, Masterson, Daniel, Donaire González, David, Seto, Edmund, Jones, Marc V., Nieuwenhuijsen, Mark J.
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2017
País:España
Institución:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
Repositorio:Recercat. Dipósit de la Recerca de Catalunya
OAI Identifier:oai:recercat.cat:2445/109014
Acceso en línea:https://hdl.handle.net/2445/109014
Access Level:acceso abierto
Palabra clave:Condició física
Contaminació atmosfèrica
Hidrocortisona
Physical fitness
Atmospheric pollution
Hydrocortisone
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oai_identifier_str oai:recercat.cat:2445/109014
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network_name_str España
repository_id_str
dc.title.none.fl_str_mv The effect of randomised exposure to different types of natural outdoor environments compared to exposure to an urban environment on people with indications of psychological distress in Catalonia
title The effect of randomised exposure to different types of natural outdoor environments compared to exposure to an urban environment on people with indications of psychological distress in Catalonia
spellingShingle The effect of randomised exposure to different types of natural outdoor environments compared to exposure to an urban environment on people with indications of psychological distress in Catalonia
Triguero-Mas, Margarita
Condició física
Contaminació atmosfèrica
Hidrocortisona
Physical fitness
Atmospheric pollution
Hydrocortisone
title_short The effect of randomised exposure to different types of natural outdoor environments compared to exposure to an urban environment on people with indications of psychological distress in Catalonia
title_full The effect of randomised exposure to different types of natural outdoor environments compared to exposure to an urban environment on people with indications of psychological distress in Catalonia
title_fullStr The effect of randomised exposure to different types of natural outdoor environments compared to exposure to an urban environment on people with indications of psychological distress in Catalonia
title_full_unstemmed The effect of randomised exposure to different types of natural outdoor environments compared to exposure to an urban environment on people with indications of psychological distress in Catalonia
title_sort The effect of randomised exposure to different types of natural outdoor environments compared to exposure to an urban environment on people with indications of psychological distress in Catalonia
dc.creator.none.fl_str_mv Triguero-Mas, Margarita
Gidlow, Christopher J.
Martínez, David
Bont, Jeroen de
Carrasco Turigas, Glòria
Martínez Íñiguez, Tania
Hurst, Gemma
Masterson, Daniel
Donaire González, David
Seto, Edmund
Jones, Marc V.
Nieuwenhuijsen, Mark J.
author Triguero-Mas, Margarita
author_facet Triguero-Mas, Margarita
Gidlow, Christopher J.
Martínez, David
Bont, Jeroen de
Carrasco Turigas, Glòria
Martínez Íñiguez, Tania
Hurst, Gemma
Masterson, Daniel
Donaire González, David
Seto, Edmund
Jones, Marc V.
Nieuwenhuijsen, Mark J.
author_role author
author2 Gidlow, Christopher J.
Martínez, David
Bont, Jeroen de
Carrasco Turigas, Glòria
Martínez Íñiguez, Tania
Hurst, Gemma
Masterson, Daniel
Donaire González, David
Seto, Edmund
Jones, Marc V.
Nieuwenhuijsen, Mark J.
author2_role author
author
author
author
author
author
author
author
author
author
author
dc.subject.none.fl_str_mv Condició física
Contaminació atmosfèrica
Hidrocortisona
Physical fitness
Atmospheric pollution
Hydrocortisone
topic Condició física
Contaminació atmosfèrica
Hidrocortisona
Physical fitness
Atmospheric pollution
Hydrocortisone
description Introduction: Experimental studies have reported associations between short-term exposure to natural outdoor environments (NOE) and health benefits. However, they lack insight into mechanisms, often have low external and ecological validity, and have rarely focused on people with some psycho-physiological affection. The aim of this study was to use a randomized, case-crossover design to investigate: (i) the effects of unconstrained exposure to real natural and urban environments on psycho-physiological indicators of people with indications of psychological distress, (ii) the possible differential effects of 30 and 30+180 minutes exposures, and (iii) the possible mechanisms explaining these effects. Material and methods: People (n = 26) with indications of psychological distress were exposed to green (Collserola Natural Park), blue (Castelldefels beach) and urban (Eixample neighbourhood) environments in Catalonia. They were exposed to all environments in groups for a period of 30+180 minutes between October 2013 and January 2014. During the exposure period, participants were instructed to do what they would usually do in that environment. Before, during (at 30 and 30+180 minutes) and after each exposure, several psycho-physiological measures were taken: mood (measured as Total Mood Disturbance, TMD), attention capacity (measured as backwards digit-span task), stress levels (measures as salivary cortisol), systolic and diastolic blood pressure, heart rate, autonomous nervous system (assessed as heart rate variability and the indicators: low frequency power (LF), high frequency power (HF), ratio between LF and HF (LF:HF), and coefficients of component variance of LF, HF, and LF:HF). We also measured several potential mediators: air pollution, noise, physical activity, social interactions, and self-perceived restoration experience. Results: When compared with responses to urban environment, we found statistically significantly lower TMD [-4.78 (-7.77, -1.79) points difference], and salivary cortisol [-0.21 (-0.34, -0.08) log nmol/L] in the green exposure environment, and statistically significantly lower TMD [-4.53 (-7.57, -1.49) points difference], and statistically significant favourable changes in heart rate variability indicators (specifically LF:HF and CCV-LF:HF with around -0.20 points of difference of the indicators) in the blue exposure environment. Physical activity and self-perceived restoration experience partially mediated the associations between NOE and TMD. Physical activity and air pollution partially mediated the associations between NOE and heart rate variability. Discussion and conclusions: This study extends the existing evidence on the benefits of NOE for people's health. It also suggests NOE potential as a preventive medicine, specifically focusing on people with indications of psychological distress.
publishDate 2017
dc.date.none.fl_str_mv 2017
2017
2017
2017
dc.type.none.fl_str_mv info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion
format article
status_str publishedVersion
dc.identifier.none.fl_str_mv https://hdl.handle.net/2445/109014
url https://hdl.handle.net/2445/109014
dc.language.none.fl_str_mv Inglés
language_invalid_str_mv Inglés
dc.relation.none.fl_str_mv Reproducció del document publicat a: http://dx.doi.org/10.1371/journal.pone.0172200
PLoS One, 2017, vol. 12, num. 3, p. e0172200
http://dx.doi.org/10.1371/journal.pone.0172200
info:eu-repo/grantAgreement/EC/FP7/282996
dc.rights.none.fl_str_mv cc by (c) Triguero Mas, 2017
http://creativecommons.org/licenses/by/3.0/es/
info:eu-repo/semantics/openAccess
rights_invalid_str_mv cc by (c) Triguero Mas, 2017
http://creativecommons.org/licenses/by/3.0/es/
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv 17 p.
application/pdf
dc.publisher.none.fl_str_mv Public Library of Science (PLoS)
publisher.none.fl_str_mv Public Library of Science (PLoS)
dc.source.none.fl_str_mv Articles publicats en revistes (ISGlobal)
reponame:Recercat. Dipósit de la Recerca de Catalunya
instname:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
instname_str Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
reponame_str Recercat. Dipósit de la Recerca de Catalunya
collection Recercat. Dipósit de la Recerca de Catalunya
repository.name.fl_str_mv
repository.mail.fl_str_mv
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spelling The effect of randomised exposure to different types of natural outdoor environments compared to exposure to an urban environment on people with indications of psychological distress in CataloniaTriguero-Mas, MargaritaGidlow, Christopher J.Martínez, DavidBont, Jeroen deCarrasco Turigas, GlòriaMartínez Íñiguez, TaniaHurst, GemmaMasterson, DanielDonaire González, DavidSeto, EdmundJones, Marc V.Nieuwenhuijsen, Mark J.Condició físicaContaminació atmosfèricaHidrocortisonaPhysical fitnessAtmospheric pollutionHydrocortisoneIntroduction: Experimental studies have reported associations between short-term exposure to natural outdoor environments (NOE) and health benefits. However, they lack insight into mechanisms, often have low external and ecological validity, and have rarely focused on people with some psycho-physiological affection. The aim of this study was to use a randomized, case-crossover design to investigate: (i) the effects of unconstrained exposure to real natural and urban environments on psycho-physiological indicators of people with indications of psychological distress, (ii) the possible differential effects of 30 and 30+180 minutes exposures, and (iii) the possible mechanisms explaining these effects. Material and methods: People (n = 26) with indications of psychological distress were exposed to green (Collserola Natural Park), blue (Castelldefels beach) and urban (Eixample neighbourhood) environments in Catalonia. They were exposed to all environments in groups for a period of 30+180 minutes between October 2013 and January 2014. During the exposure period, participants were instructed to do what they would usually do in that environment. Before, during (at 30 and 30+180 minutes) and after each exposure, several psycho-physiological measures were taken: mood (measured as Total Mood Disturbance, TMD), attention capacity (measured as backwards digit-span task), stress levels (measures as salivary cortisol), systolic and diastolic blood pressure, heart rate, autonomous nervous system (assessed as heart rate variability and the indicators: low frequency power (LF), high frequency power (HF), ratio between LF and HF (LF:HF), and coefficients of component variance of LF, HF, and LF:HF). We also measured several potential mediators: air pollution, noise, physical activity, social interactions, and self-perceived restoration experience. Results: When compared with responses to urban environment, we found statistically significantly lower TMD [-4.78 (-7.77, -1.79) points difference], and salivary cortisol [-0.21 (-0.34, -0.08) log nmol/L] in the green exposure environment, and statistically significantly lower TMD [-4.53 (-7.57, -1.49) points difference], and statistically significant favourable changes in heart rate variability indicators (specifically LF:HF and CCV-LF:HF with around -0.20 points of difference of the indicators) in the blue exposure environment. Physical activity and self-perceived restoration experience partially mediated the associations between NOE and TMD. Physical activity and air pollution partially mediated the associations between NOE and heart rate variability. Discussion and conclusions: This study extends the existing evidence on the benefits of NOE for people's health. It also suggests NOE potential as a preventive medicine, specifically focusing on people with indications of psychological distress.Public Library of Science (PLoS)2017201720172017info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersion17 p.application/pdfhttps://hdl.handle.net/2445/109014Articles publicats en revistes (ISGlobal)reponame:Recercat. Dipósit de la Recerca de Catalunyainstname:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)InglésReproducció del document publicat a: http://dx.doi.org/10.1371/journal.pone.0172200PLoS One, 2017, vol. 12, num. 3, p. e0172200http://dx.doi.org/10.1371/journal.pone.0172200info:eu-repo/grantAgreement/EC/FP7/282996cc by (c) Triguero Mas, 2017http://creativecommons.org/licenses/by/3.0/es/info:eu-repo/semantics/openAccessoai:recercat.cat:2445/1090142026-05-29T05:05:01Z
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