author_facet Zanolin, M. E.
Pattaro, C.
Corsico, A.
Bugiani, M.
Carrozzi, L.
Casali, L.
Dallari, R.
Ferrari, M.
Marinoni, A.
Migliore, E.
Olivieri, M.
Pirina, P.
Verlato, G.
Villani, S.
de Marco, R.
Zanolin, M. E.
Pattaro, C.
Corsico, A.
Bugiani, M.
Carrozzi, L.
Casali, L.
Dallari, R.
Ferrari, M.
Marinoni, A.
Migliore, E.
Olivieri, M.
Pirina, P.
Verlato, G.
Villani, S.
de Marco, R.
author Zanolin, M. E.
Pattaro, C.
Corsico, A.
Bugiani, M.
Carrozzi, L.
Casali, L.
Dallari, R.
Ferrari, M.
Marinoni, A.
Migliore, E.
Olivieri, M.
Pirina, P.
Verlato, G.
Villani, S.
de Marco, R.
spellingShingle Zanolin, M. E.
Pattaro, C.
Corsico, A.
Bugiani, M.
Carrozzi, L.
Casali, L.
Dallari, R.
Ferrari, M.
Marinoni, A.
Migliore, E.
Olivieri, M.
Pirina, P.
Verlato, G.
Villani, S.
de Marco, R.
Allergy
The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
Immunology
Immunology and Allergy
author_sort zanolin, m. e.
spelling Zanolin, M. E. Pattaro, C. Corsico, A. Bugiani, M. Carrozzi, L. Casali, L. Dallari, R. Ferrari, M. Marinoni, A. Migliore, E. Olivieri, M. Pirina, P. Verlato, G. Villani, S. de Marco, R. 0105-4538 1398-9995 Wiley Immunology Immunology and Allergy http://dx.doi.org/10.1046/j.1398-9995.2003.00391.x <jats:p><jats:bold>Background: </jats:bold> Variations in the prevalence of respiratory symptoms according to geo‐climatic factors could provide important clues to the knowledge of the aetiology of asthma.</jats:p><jats:p><jats:bold>Methods: </jats:bold> Geo‐climatic variations in the prevalence of current asthma, allergic rhinitis and chronic cough, and phlegm were assessed on a random sample of 18 873 subjects (response rate = 72.7%) from different climatic regions of Italy. An ecological analysis, supported by robust statistical methods, was employed to investigate potential trends.</jats:p><jats:p><jats:bold>Results: </jats:bold> The prevalence of all symptoms was significantly heterogeneous throughout the peninsula. Only asthma‐like symptoms showed a north–south trend: the prevalence increased at a decreasing latitude [odds ratio (OR) varies from 0.92 to 0.96, <jats:italic>P</jats:italic> &lt; 0.05], at a decreasing distance from the sea (OR: 0.90–0.93 for 30 km distance, <jats:italic>P</jats:italic> &lt; 0.05), at higher annual mean temperatures (OR: 1.11–1.14, <jats:italic>P</jats:italic> &lt; 0.05) and at smaller annual temperature ranges (OR: 0.94–0.95, <jats:italic>P</jats:italic> &lt; 0.05). Of the geo‐climatic variables considered, temperature range had the greatest influence on most asthma‐like symptoms. No association was found between geo‐climatic variables and allergic rhinitis or chronic cough and phlegm.</jats:p><jats:p><jats:bold>Conclusions: </jats:bold> Asthma prevalence seems to be significantly affected by climate as asthma‐like symptoms were more common in central‐southern Italy, with a Mediterranean climate, than in areas with a continental climate (northern Italy).</jats:p> The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults Allergy
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title The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
title_unstemmed The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
title_full The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
title_fullStr The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
title_full_unstemmed The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
title_short The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
title_sort the role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the italian study of asthma in young adults
topic Immunology
Immunology and Allergy
url http://dx.doi.org/10.1046/j.1398-9995.2003.00391.x
publishDate 2004
physical 306-314
description <jats:p><jats:bold>Background: </jats:bold> Variations in the prevalence of respiratory symptoms according to geo‐climatic factors could provide important clues to the knowledge of the aetiology of asthma.</jats:p><jats:p><jats:bold>Methods: </jats:bold> Geo‐climatic variations in the prevalence of current asthma, allergic rhinitis and chronic cough, and phlegm were assessed on a random sample of 18 873 subjects (response rate = 72.7%) from different climatic regions of Italy. An ecological analysis, supported by robust statistical methods, was employed to investigate potential trends.</jats:p><jats:p><jats:bold>Results: </jats:bold> The prevalence of all symptoms was significantly heterogeneous throughout the peninsula. Only asthma‐like symptoms showed a north–south trend: the prevalence increased at a decreasing latitude [odds ratio (OR) varies from 0.92 to 0.96, <jats:italic>P</jats:italic> &lt; 0.05], at a decreasing distance from the sea (OR: 0.90–0.93 for 30 km distance, <jats:italic>P</jats:italic> &lt; 0.05), at higher annual mean temperatures (OR: 1.11–1.14, <jats:italic>P</jats:italic> &lt; 0.05) and at smaller annual temperature ranges (OR: 0.94–0.95, <jats:italic>P</jats:italic> &lt; 0.05). Of the geo‐climatic variables considered, temperature range had the greatest influence on most asthma‐like symptoms. No association was found between geo‐climatic variables and allergic rhinitis or chronic cough and phlegm.</jats:p><jats:p><jats:bold>Conclusions: </jats:bold> Asthma prevalence seems to be significantly affected by climate as asthma‐like symptoms were more common in central‐southern Italy, with a Mediterranean climate, than in areas with a continental climate (northern Italy).</jats:p>
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author Zanolin, M. E., Pattaro, C., Corsico, A., Bugiani, M., Carrozzi, L., Casali, L., Dallari, R., Ferrari, M., Marinoni, A., Migliore, E., Olivieri, M., Pirina, P., Verlato, G., Villani, S., de Marco, R.
author_facet Zanolin, M. E., Pattaro, C., Corsico, A., Bugiani, M., Carrozzi, L., Casali, L., Dallari, R., Ferrari, M., Marinoni, A., Migliore, E., Olivieri, M., Pirina, P., Verlato, G., Villani, S., de Marco, R., Zanolin, M. E., Pattaro, C., Corsico, A., Bugiani, M., Carrozzi, L., Casali, L., Dallari, R., Ferrari, M., Marinoni, A., Migliore, E., Olivieri, M., Pirina, P., Verlato, G., Villani, S., de Marco, R.
author_sort zanolin, m. e.
container_issue 3
container_start_page 306
container_title Allergy
container_volume 59
description <jats:p><jats:bold>Background: </jats:bold> Variations in the prevalence of respiratory symptoms according to geo‐climatic factors could provide important clues to the knowledge of the aetiology of asthma.</jats:p><jats:p><jats:bold>Methods: </jats:bold> Geo‐climatic variations in the prevalence of current asthma, allergic rhinitis and chronic cough, and phlegm were assessed on a random sample of 18 873 subjects (response rate = 72.7%) from different climatic regions of Italy. An ecological analysis, supported by robust statistical methods, was employed to investigate potential trends.</jats:p><jats:p><jats:bold>Results: </jats:bold> The prevalence of all symptoms was significantly heterogeneous throughout the peninsula. Only asthma‐like symptoms showed a north–south trend: the prevalence increased at a decreasing latitude [odds ratio (OR) varies from 0.92 to 0.96, <jats:italic>P</jats:italic> &lt; 0.05], at a decreasing distance from the sea (OR: 0.90–0.93 for 30 km distance, <jats:italic>P</jats:italic> &lt; 0.05), at higher annual mean temperatures (OR: 1.11–1.14, <jats:italic>P</jats:italic> &lt; 0.05) and at smaller annual temperature ranges (OR: 0.94–0.95, <jats:italic>P</jats:italic> &lt; 0.05). Of the geo‐climatic variables considered, temperature range had the greatest influence on most asthma‐like symptoms. No association was found between geo‐climatic variables and allergic rhinitis or chronic cough and phlegm.</jats:p><jats:p><jats:bold>Conclusions: </jats:bold> Asthma prevalence seems to be significantly affected by climate as asthma‐like symptoms were more common in central‐southern Italy, with a Mediterranean climate, than in areas with a continental climate (northern Italy).</jats:p>
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spelling Zanolin, M. E. Pattaro, C. Corsico, A. Bugiani, M. Carrozzi, L. Casali, L. Dallari, R. Ferrari, M. Marinoni, A. Migliore, E. Olivieri, M. Pirina, P. Verlato, G. Villani, S. de Marco, R. 0105-4538 1398-9995 Wiley Immunology Immunology and Allergy http://dx.doi.org/10.1046/j.1398-9995.2003.00391.x <jats:p><jats:bold>Background: </jats:bold> Variations in the prevalence of respiratory symptoms according to geo‐climatic factors could provide important clues to the knowledge of the aetiology of asthma.</jats:p><jats:p><jats:bold>Methods: </jats:bold> Geo‐climatic variations in the prevalence of current asthma, allergic rhinitis and chronic cough, and phlegm were assessed on a random sample of 18 873 subjects (response rate = 72.7%) from different climatic regions of Italy. An ecological analysis, supported by robust statistical methods, was employed to investigate potential trends.</jats:p><jats:p><jats:bold>Results: </jats:bold> The prevalence of all symptoms was significantly heterogeneous throughout the peninsula. Only asthma‐like symptoms showed a north–south trend: the prevalence increased at a decreasing latitude [odds ratio (OR) varies from 0.92 to 0.96, <jats:italic>P</jats:italic> &lt; 0.05], at a decreasing distance from the sea (OR: 0.90–0.93 for 30 km distance, <jats:italic>P</jats:italic> &lt; 0.05), at higher annual mean temperatures (OR: 1.11–1.14, <jats:italic>P</jats:italic> &lt; 0.05) and at smaller annual temperature ranges (OR: 0.94–0.95, <jats:italic>P</jats:italic> &lt; 0.05). Of the geo‐climatic variables considered, temperature range had the greatest influence on most asthma‐like symptoms. No association was found between geo‐climatic variables and allergic rhinitis or chronic cough and phlegm.</jats:p><jats:p><jats:bold>Conclusions: </jats:bold> Asthma prevalence seems to be significantly affected by climate as asthma‐like symptoms were more common in central‐southern Italy, with a Mediterranean climate, than in areas with a continental climate (northern Italy).</jats:p> The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults Allergy
spellingShingle Zanolin, M. E., Pattaro, C., Corsico, A., Bugiani, M., Carrozzi, L., Casali, L., Dallari, R., Ferrari, M., Marinoni, A., Migliore, E., Olivieri, M., Pirina, P., Verlato, G., Villani, S., de Marco, R., Allergy, The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults, Immunology, Immunology and Allergy
title The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
title_full The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
title_fullStr The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
title_full_unstemmed The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
title_short The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
title_sort the role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the italian study of asthma in young adults
title_unstemmed The role of climate on the geographic variability of asthma, allergic rhinitis and respiratory symptoms: results from the Italian study of asthma in young adults
topic Immunology, Immunology and Allergy
url http://dx.doi.org/10.1046/j.1398-9995.2003.00391.x