Associations of Smoke‐Free Policies in Restaurants, Bars, and Workplaces With Blood Pressure Changes in the CARDIA Study

Background Smoke‐free legislation has been associated with reductions in secondhand smoke exposure and cardiovascular disease. However, it remains unknown whether smoke‐free policies are associated with reductions in blood pressure (BP). Methods and Results Longitudinal data from 2606 nonsmoking adu...

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Main Authors: Stephanie L. Mayne, David R. Jacobs, Pamela J. Schreiner, Rachel Widome, Penny Gordon‐Larsen, Kiarri N. Kershaw
Format: Article
Language:English
Published: Wiley 2018-12-01
Series:Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
Subjects:
Online Access:https://www.ahajournals.org/doi/10.1161/JAHA.118.009829
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author Stephanie L. Mayne
David R. Jacobs
Pamela J. Schreiner
Rachel Widome
Penny Gordon‐Larsen
Kiarri N. Kershaw
author_facet Stephanie L. Mayne
David R. Jacobs
Pamela J. Schreiner
Rachel Widome
Penny Gordon‐Larsen
Kiarri N. Kershaw
author_sort Stephanie L. Mayne
collection DOAJ
description Background Smoke‐free legislation has been associated with reductions in secondhand smoke exposure and cardiovascular disease. However, it remains unknown whether smoke‐free policies are associated with reductions in blood pressure (BP). Methods and Results Longitudinal data from 2606 nonsmoking adult participants of the CARDIA (Coronary Artery Risk Development in Young Adults) Study (1995–2011) were linked to state, county, and local‐level 100% smoke‐free policies in bars, restaurants, and/or nonhospitality workplaces based on participants’ census tract of residence. Mixed‐effects models estimated associations of policies with BP and hypertension trajectories over 15 years of follow‐up. Fixed‐effects regression estimated associations of smoke‐free policies with within‐person changes in systolic and diastolic BP and hypertension. Models were adjusted for sociodemographic, health‐related, and policy/geographic covariates. Smoke‐free policies were associated with between‐person differences and within‐person changes in systolic BP. Participants living in areas with smoke‐free policies had lower systolic BP on average at the end of follow‐up compared with those in areas without policies (adjusted predicted mean differences [in mm Hg]: restaurant: −1.14 [95% confidence interval: −2.15, −0.12]; bar: −1.52 [−2.48, −0.57]; workplace: −1.41 [−2.32, −0.50]). Smoke‐free policies in restaurants and bars were associated with mean within‐person reductions in systolic BP of −0.85 (−1.61, −0.09) and −1.08 (−1.82, −0.34), respectively. Only restaurant policies were associated with a significant within‐person reduction in diastolic BP, of −0.58 (−1.15, −0.01). Conclusions While the magnitude of associations was small at the individual level, results suggest a potential mechanism through which reductions in secondhand smoke because of smoke‐free policies may improve population‐level cardiovascular health.
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spelling doaj.art-ad75bca0a72b4ffcb56bf200952303102022-12-22T02:38:39ZengWileyJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease2047-99802018-12-0172310.1161/JAHA.118.009829Associations of Smoke‐Free Policies in Restaurants, Bars, and Workplaces With Blood Pressure Changes in the CARDIA StudyStephanie L. Mayne0David R. Jacobs1Pamela J. Schreiner2Rachel Widome3Penny Gordon‐Larsen4Kiarri N. Kershaw5Department of Preventive Medicine Northwestern University Feinberg School of Medicine Chicago ILDivision of Epidemiology and Community Health University of Minnesota School of Public Health Minneapolis MNDivision of Epidemiology and Community Health University of Minnesota School of Public Health Minneapolis MNDivision of Epidemiology and Community Health University of Minnesota School of Public Health Minneapolis MNDepartment of Nutrition University of North Carolina Gillings School of Global Public Health Chapel Hill NCDepartment of Preventive Medicine Northwestern University Feinberg School of Medicine Chicago ILBackground Smoke‐free legislation has been associated with reductions in secondhand smoke exposure and cardiovascular disease. However, it remains unknown whether smoke‐free policies are associated with reductions in blood pressure (BP). Methods and Results Longitudinal data from 2606 nonsmoking adult participants of the CARDIA (Coronary Artery Risk Development in Young Adults) Study (1995–2011) were linked to state, county, and local‐level 100% smoke‐free policies in bars, restaurants, and/or nonhospitality workplaces based on participants’ census tract of residence. Mixed‐effects models estimated associations of policies with BP and hypertension trajectories over 15 years of follow‐up. Fixed‐effects regression estimated associations of smoke‐free policies with within‐person changes in systolic and diastolic BP and hypertension. Models were adjusted for sociodemographic, health‐related, and policy/geographic covariates. Smoke‐free policies were associated with between‐person differences and within‐person changes in systolic BP. Participants living in areas with smoke‐free policies had lower systolic BP on average at the end of follow‐up compared with those in areas without policies (adjusted predicted mean differences [in mm Hg]: restaurant: −1.14 [95% confidence interval: −2.15, −0.12]; bar: −1.52 [−2.48, −0.57]; workplace: −1.41 [−2.32, −0.50]). Smoke‐free policies in restaurants and bars were associated with mean within‐person reductions in systolic BP of −0.85 (−1.61, −0.09) and −1.08 (−1.82, −0.34), respectively. Only restaurant policies were associated with a significant within‐person reduction in diastolic BP, of −0.58 (−1.15, −0.01). Conclusions While the magnitude of associations was small at the individual level, results suggest a potential mechanism through which reductions in secondhand smoke because of smoke‐free policies may improve population‐level cardiovascular health.https://www.ahajournals.org/doi/10.1161/JAHA.118.009829blood pressureepidemiologyhealth policyhypertension, tobacco controlsmoking
spellingShingle Stephanie L. Mayne
David R. Jacobs
Pamela J. Schreiner
Rachel Widome
Penny Gordon‐Larsen
Kiarri N. Kershaw
Associations of Smoke‐Free Policies in Restaurants, Bars, and Workplaces With Blood Pressure Changes in the CARDIA Study
Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
blood pressure
epidemiology
health policy
hypertension, tobacco control
smoking
title Associations of Smoke‐Free Policies in Restaurants, Bars, and Workplaces With Blood Pressure Changes in the CARDIA Study
title_full Associations of Smoke‐Free Policies in Restaurants, Bars, and Workplaces With Blood Pressure Changes in the CARDIA Study
title_fullStr Associations of Smoke‐Free Policies in Restaurants, Bars, and Workplaces With Blood Pressure Changes in the CARDIA Study
title_full_unstemmed Associations of Smoke‐Free Policies in Restaurants, Bars, and Workplaces With Blood Pressure Changes in the CARDIA Study
title_short Associations of Smoke‐Free Policies in Restaurants, Bars, and Workplaces With Blood Pressure Changes in the CARDIA Study
title_sort associations of smoke free policies in restaurants bars and workplaces with blood pressure changes in the cardia study
topic blood pressure
epidemiology
health policy
hypertension, tobacco control
smoking
url https://www.ahajournals.org/doi/10.1161/JAHA.118.009829
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