Residential radon and characteristics of chronic obstructive pulmonary disease

Abstract It is not known whether residential radon exposure may be linked to the development of chronic obstructive pulmonary disease (COPD) and/or have an influence on the functional characteristics or exacerbations of COPD. The aim of this study was therefore to ascertain whether there might be an...

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Main Authors: Ana Pando-Sandoval, Alberto Ruano-Ravina, María Torres-Durán, Raquel Dacal-Quintas, Luis Valdés-Cuadrado, Jesús R. Hernández-Hernández, Angélica Consuegra-Vanegas, Cristina Candal-Pedreira, Leonor Varela-Lema, Alberto Fernández-Villar, Mónica Pérez-Ríos
Format: Article
Language:English
Published: Nature Portfolio 2022-01-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-05421-6
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author Ana Pando-Sandoval
Alberto Ruano-Ravina
María Torres-Durán
Raquel Dacal-Quintas
Luis Valdés-Cuadrado
Jesús R. Hernández-Hernández
Angélica Consuegra-Vanegas
Cristina Candal-Pedreira
Leonor Varela-Lema
Alberto Fernández-Villar
Mónica Pérez-Ríos
author_facet Ana Pando-Sandoval
Alberto Ruano-Ravina
María Torres-Durán
Raquel Dacal-Quintas
Luis Valdés-Cuadrado
Jesús R. Hernández-Hernández
Angélica Consuegra-Vanegas
Cristina Candal-Pedreira
Leonor Varela-Lema
Alberto Fernández-Villar
Mónica Pérez-Ríos
author_sort Ana Pando-Sandoval
collection DOAJ
description Abstract It is not known whether residential radon exposure may be linked to the development of chronic obstructive pulmonary disease (COPD) and/or have an influence on the functional characteristics or exacerbations of COPD. The aim of this study was therefore to ascertain whether there might be an association between residential radon concentrations and certain characteristics of COPD. We analyzed COPD cases drawn from a case–control study conducted in an area of high radon exposure. Data were collected on spirometric pulmonary function variables, hospital admissions, and smoking. Radon measurements were taken using alpha-track-type CR-39 detectors individually placed in patients’ homes. All statistical analyses were performed using the IBM SPSS v22 computer software program. The study included 189 COPD cases (79.4% men; median age 64 years). The median radon concentration was 157 Bq/m3. No differences were found between radon concentration and sex, age or severity of breathing obstruction as measured by FEV1%. It should be noted, however, that 48.1% of patients with FEV1% < 50 had radon concentrations below 100 Bq/m3, as compared to 35.6% with the same severity of obstruction who had over 300 Bq/m3. COPD cases with radon concentrations higher than > 600 Bq/m3 exhibited no different characteristics in lung function. Exposure to radon does not appear to have an influence on the clinical characteristics of smokers and ex-smokers with COPD. As exposure to residential radon increases, there is no trend towards a worsening of FEV1%. Further studies are thus needed to analyze this possible association in never-smokers with COPD.
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spelling doaj.art-c04b982943604c2dbe25c669b5b932712022-12-21T16:43:07ZengNature PortfolioScientific Reports2045-23222022-01-011211710.1038/s41598-022-05421-6Residential radon and characteristics of chronic obstructive pulmonary diseaseAna Pando-Sandoval0Alberto Ruano-Ravina1María Torres-Durán2Raquel Dacal-Quintas3Luis Valdés-Cuadrado4Jesús R. Hernández-Hernández5Angélica Consuegra-Vanegas6Cristina Candal-Pedreira7Leonor Varela-Lema8Alberto Fernández-Villar9Mónica Pérez-Ríos10Department of Pneumology, Central University Teaching Hospital of AsturiasDepartment of Preventive Medicine and Public Health, University of Santiago de CompostelaDepartment of Pneumology, University Teaching Hospital Complex of VigoDepartment of Pneumology, University Teaching Hospital Complex of OurenseDepartment of Pneumology, University Clinical Teaching Hospital of Santiago de CompostelaDepartment of Pneumology, Avila Hospital ComplexDepartment of Pneumology, A Coruña University Teaching HospitalDepartment of Preventive Medicine and Public Health, University of Santiago de CompostelaDepartment of Preventive Medicine and Public Health, University of Santiago de CompostelaDepartment of Pneumology, University Teaching Hospital Complex of VigoDepartment of Preventive Medicine and Public Health, University of Santiago de CompostelaAbstract It is not known whether residential radon exposure may be linked to the development of chronic obstructive pulmonary disease (COPD) and/or have an influence on the functional characteristics or exacerbations of COPD. The aim of this study was therefore to ascertain whether there might be an association between residential radon concentrations and certain characteristics of COPD. We analyzed COPD cases drawn from a case–control study conducted in an area of high radon exposure. Data were collected on spirometric pulmonary function variables, hospital admissions, and smoking. Radon measurements were taken using alpha-track-type CR-39 detectors individually placed in patients’ homes. All statistical analyses were performed using the IBM SPSS v22 computer software program. The study included 189 COPD cases (79.4% men; median age 64 years). The median radon concentration was 157 Bq/m3. No differences were found between radon concentration and sex, age or severity of breathing obstruction as measured by FEV1%. It should be noted, however, that 48.1% of patients with FEV1% < 50 had radon concentrations below 100 Bq/m3, as compared to 35.6% with the same severity of obstruction who had over 300 Bq/m3. COPD cases with radon concentrations higher than > 600 Bq/m3 exhibited no different characteristics in lung function. Exposure to radon does not appear to have an influence on the clinical characteristics of smokers and ex-smokers with COPD. As exposure to residential radon increases, there is no trend towards a worsening of FEV1%. Further studies are thus needed to analyze this possible association in never-smokers with COPD.https://doi.org/10.1038/s41598-022-05421-6
spellingShingle Ana Pando-Sandoval
Alberto Ruano-Ravina
María Torres-Durán
Raquel Dacal-Quintas
Luis Valdés-Cuadrado
Jesús R. Hernández-Hernández
Angélica Consuegra-Vanegas
Cristina Candal-Pedreira
Leonor Varela-Lema
Alberto Fernández-Villar
Mónica Pérez-Ríos
Residential radon and characteristics of chronic obstructive pulmonary disease
Scientific Reports
title Residential radon and characteristics of chronic obstructive pulmonary disease
title_full Residential radon and characteristics of chronic obstructive pulmonary disease
title_fullStr Residential radon and characteristics of chronic obstructive pulmonary disease
title_full_unstemmed Residential radon and characteristics of chronic obstructive pulmonary disease
title_short Residential radon and characteristics of chronic obstructive pulmonary disease
title_sort residential radon and characteristics of chronic obstructive pulmonary disease
url https://doi.org/10.1038/s41598-022-05421-6
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