Is exposure to secondhand smoke associated with current depression (PHQ-8) among never-smokers? Results from a survey among German adults

Abstract Background Findings on the association between exposure to secondhand smoke (SHS) and depression are contradictory. Comparability of existing research is limited due to varied methods and measures. This study examines the potential association between exposure to SHS and depression and a po...

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Main Authors: Fabian Erdsiek, Patrick Brzoska
Format: Article
Language:English
Published: BMC 2020-12-01
Series:BMC Public Health
Subjects:
Online Access:https://doi.org/10.1186/s12889-020-09970-1
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author Fabian Erdsiek
Patrick Brzoska
author_facet Fabian Erdsiek
Patrick Brzoska
author_sort Fabian Erdsiek
collection DOAJ
description Abstract Background Findings on the association between exposure to secondhand smoke (SHS) and depression are contradictory. Comparability of existing research is limited due to varied methods and measures. This study examines the potential association between exposure to SHS and depression and a potential moderation by sex using representative data from Germany. Methods For our study, we used data from the German Health Update (GEDA) 2014/2015 on n = 10,274 never-smokers. We calculated a logistic regression model with an interaction term for potential sex-exposure interactions. We used the self-reported duration of exposure to predict current depression of any type as defined by the Patient Health Questionnaire PHQ-8 (score ≥ 10), accounting for a large number of confounders. Results In our sample, prevalence of depression was 8.8% in women and 5.3% in men. 90.4% were never or almost never exposed to SHS, while 7.1% were exposed < 1 h per day and around 2.5% reported being exposed for ≥1 h per day. While SHS exposure for < 1 h per day was not associated with current depression (OR = 1.54; 95%-CI: 0.93–1.61), SHS exposure for at least 1 h per day was associated with increased odds for current depression (OR = 1.59; 95%-CI: 1.08–2.35). No sex-specific differences were found. Conclusions Higher levels of SHS exposure are associated with current depression, although the nature and direction of the association are still unclear. We identified no differences in the association between men and women. More studies, particularly using longitudinal data, are needed to determine the nature of the association.
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spelling doaj.art-4ac2e91601524b6aa6ca15bdee40fa472022-12-21T22:11:00ZengBMCBMC Public Health1471-24582020-12-012011710.1186/s12889-020-09970-1Is exposure to secondhand smoke associated with current depression (PHQ-8) among never-smokers? Results from a survey among German adultsFabian Erdsiek0Patrick Brzoska1Universität Witten/HerdeckeUniversität Witten/HerdeckeAbstract Background Findings on the association between exposure to secondhand smoke (SHS) and depression are contradictory. Comparability of existing research is limited due to varied methods and measures. This study examines the potential association between exposure to SHS and depression and a potential moderation by sex using representative data from Germany. Methods For our study, we used data from the German Health Update (GEDA) 2014/2015 on n = 10,274 never-smokers. We calculated a logistic regression model with an interaction term for potential sex-exposure interactions. We used the self-reported duration of exposure to predict current depression of any type as defined by the Patient Health Questionnaire PHQ-8 (score ≥ 10), accounting for a large number of confounders. Results In our sample, prevalence of depression was 8.8% in women and 5.3% in men. 90.4% were never or almost never exposed to SHS, while 7.1% were exposed < 1 h per day and around 2.5% reported being exposed for ≥1 h per day. While SHS exposure for < 1 h per day was not associated with current depression (OR = 1.54; 95%-CI: 0.93–1.61), SHS exposure for at least 1 h per day was associated with increased odds for current depression (OR = 1.59; 95%-CI: 1.08–2.35). No sex-specific differences were found. Conclusions Higher levels of SHS exposure are associated with current depression, although the nature and direction of the association are still unclear. We identified no differences in the association between men and women. More studies, particularly using longitudinal data, are needed to determine the nature of the association.https://doi.org/10.1186/s12889-020-09970-1Second-hand smokeDepressionPHQ-8Cross-sectional data
spellingShingle Fabian Erdsiek
Patrick Brzoska
Is exposure to secondhand smoke associated with current depression (PHQ-8) among never-smokers? Results from a survey among German adults
BMC Public Health
Second-hand smoke
Depression
PHQ-8
Cross-sectional data
title Is exposure to secondhand smoke associated with current depression (PHQ-8) among never-smokers? Results from a survey among German adults
title_full Is exposure to secondhand smoke associated with current depression (PHQ-8) among never-smokers? Results from a survey among German adults
title_fullStr Is exposure to secondhand smoke associated with current depression (PHQ-8) among never-smokers? Results from a survey among German adults
title_full_unstemmed Is exposure to secondhand smoke associated with current depression (PHQ-8) among never-smokers? Results from a survey among German adults
title_short Is exposure to secondhand smoke associated with current depression (PHQ-8) among never-smokers? Results from a survey among German adults
title_sort is exposure to secondhand smoke associated with current depression phq 8 among never smokers results from a survey among german adults
topic Second-hand smoke
Depression
PHQ-8
Cross-sectional data
url https://doi.org/10.1186/s12889-020-09970-1
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