Psychosocial factors and indoor environmental quality in respiratory symptom reports of pupils: a cross-sectional study in Finnish schools

Objectives Poor indoor environmental quality (IEQ) in schools is related to higher respiratory symptoms of pupils, but little is known about the importance of other factors. This study examined the associations between different psychosocial factors and other pupils’ individual and allergic characte...

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Main Authors: Juha Pekkanen, Kateryna Savelieva, Marko Elovainio, Jussi Lampi, Sari Ung-Lanki
Format: Article
Language:English
Published: BMJ Publishing Group 2020-09-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/10/9/e036873.full
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author Juha Pekkanen
Kateryna Savelieva
Marko Elovainio
Jussi Lampi
Sari Ung-Lanki
author_facet Juha Pekkanen
Kateryna Savelieva
Marko Elovainio
Jussi Lampi
Sari Ung-Lanki
author_sort Juha Pekkanen
collection DOAJ
description Objectives Poor indoor environmental quality (IEQ) in schools is related to higher respiratory symptoms of pupils, but little is known about the importance of other factors. This study examined the associations between different psychosocial factors and other pupils’ individual and allergic characteristics, beyond school IEQ, and reporting of respiratory symptoms in pupil-administered and parent-administered questionnaires.Setting All primary and secondary schools in two areas of Helsinki, Finland.Participants Primary school pupils (grade 3–6, n=8775, 99 school buildings) and secondary school pupils (grade 7–9, n=3410, 30 school buildings) reported their respiratory symptoms, as well as psychosocial factors and individual characteristics. Parents of primary school pupils (grade 1–6, n=3540, 88 school buildings) also filled in questionnaires, but the response rate was low (20% in 2017 and 13% in 2018).Main outcome measure Respiratory symptoms were reported in relation to the school environment and in general (without such relation) by pupils or parents.Results Worry about IEQ and low school satisfaction, and asthma and hay fever were related to higher reporting of respiratory symptoms in three samples. The variance between schools in respiratory symptoms was low (intraclass correlation=0.6%–2.4%). Psychosocial factors, especially worry about school’s IEQ, explained more of the variance between schools in symptoms than IEQ among secondary school pupils and parents, but not among primary school pupils for symptoms in general. Worry about IEQ also modified the associations between IEQ and respiratory symptoms, but only in parental reports.Conclusion In addition to IEQ, psychosocial factors and pupils’ individual and allergic characteristics were related to higher reporting of respiratory symptoms in all three samples. Psychosocial factors explained more variance between schools than IEQ, although it was 2.4% at most. Other factors beyond IEQ should be considered when interpreting symptom reporting in indoor air questionnaires.
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spelling doaj-art-6fd52563bb174340bdb538b1fa2a33cb2025-01-09T05:30:09ZengBMJ Publishing GroupBMJ Open2044-60552020-09-0110910.1136/bmjopen-2020-036873Psychosocial factors and indoor environmental quality in respiratory symptom reports of pupils: a cross-sectional study in Finnish schoolsJuha Pekkanen0Kateryna Savelieva1Marko Elovainio2Jussi Lampi3Sari Ung-Lanki4Department of Public Health and Inflammation Center, University of Helsinki and Helsinki University Hospital, Helsinki, FinlandDepartment of Public Health, Faculty of Medicine, University of Helsinki, Helsinki, Finland1 Finnish Institute for Health and Welfare, Helsinki, FinlandDepartment of Health Security, Environmental Health Unit, Finnish Institute for Health and Welfare, Kuopio, Pohjois-Savo, FinlandDepartment of Health Security, Environmental Health Unit, Finnish Institute for Health and Welfare, Kuopio, Pohjois-Savo, FinlandObjectives Poor indoor environmental quality (IEQ) in schools is related to higher respiratory symptoms of pupils, but little is known about the importance of other factors. This study examined the associations between different psychosocial factors and other pupils’ individual and allergic characteristics, beyond school IEQ, and reporting of respiratory symptoms in pupil-administered and parent-administered questionnaires.Setting All primary and secondary schools in two areas of Helsinki, Finland.Participants Primary school pupils (grade 3–6, n=8775, 99 school buildings) and secondary school pupils (grade 7–9, n=3410, 30 school buildings) reported their respiratory symptoms, as well as psychosocial factors and individual characteristics. Parents of primary school pupils (grade 1–6, n=3540, 88 school buildings) also filled in questionnaires, but the response rate was low (20% in 2017 and 13% in 2018).Main outcome measure Respiratory symptoms were reported in relation to the school environment and in general (without such relation) by pupils or parents.Results Worry about IEQ and low school satisfaction, and asthma and hay fever were related to higher reporting of respiratory symptoms in three samples. The variance between schools in respiratory symptoms was low (intraclass correlation=0.6%–2.4%). Psychosocial factors, especially worry about school’s IEQ, explained more of the variance between schools in symptoms than IEQ among secondary school pupils and parents, but not among primary school pupils for symptoms in general. Worry about IEQ also modified the associations between IEQ and respiratory symptoms, but only in parental reports.Conclusion In addition to IEQ, psychosocial factors and pupils’ individual and allergic characteristics were related to higher reporting of respiratory symptoms in all three samples. Psychosocial factors explained more variance between schools than IEQ, although it was 2.4% at most. Other factors beyond IEQ should be considered when interpreting symptom reporting in indoor air questionnaires.https://bmjopen.bmj.com/content/10/9/e036873.full
spellingShingle Juha Pekkanen
Kateryna Savelieva
Marko Elovainio
Jussi Lampi
Sari Ung-Lanki
Psychosocial factors and indoor environmental quality in respiratory symptom reports of pupils: a cross-sectional study in Finnish schools
BMJ Open
title Psychosocial factors and indoor environmental quality in respiratory symptom reports of pupils: a cross-sectional study in Finnish schools
title_full Psychosocial factors and indoor environmental quality in respiratory symptom reports of pupils: a cross-sectional study in Finnish schools
title_fullStr Psychosocial factors and indoor environmental quality in respiratory symptom reports of pupils: a cross-sectional study in Finnish schools
title_full_unstemmed Psychosocial factors and indoor environmental quality in respiratory symptom reports of pupils: a cross-sectional study in Finnish schools
title_short Psychosocial factors and indoor environmental quality in respiratory symptom reports of pupils: a cross-sectional study in Finnish schools
title_sort psychosocial factors and indoor environmental quality in respiratory symptom reports of pupils a cross sectional study in finnish schools
url https://bmjopen.bmj.com/content/10/9/e036873.full
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