Heated Tobacco Products Have Reached Younger or More Affluent People in Japan

Background: The trend of the diffusion of heated tobacco products (HTPs) is a great concern because HTPs have become available worldwide. This study examined the sociodemographic characteristics of HTPs users in Japan, where HTPs were first launched. Methods: This cross-sectional study used data fro...

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Main Authors: Ayaka Igarashi, Jun Aida, Taro Kusama, Takahiro Tabuchi, Toru Tsuboya, Kemmyo Sugiyama, Takafumi Yamamoto, Ken Osaka
Format: Article
Language:English
Published: Japan Epidemiological Association 2021-03-01
Series:Journal of Epidemiology
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/jea/31/3/31_JE20190260/_pdf
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author Ayaka Igarashi
Jun Aida
Taro Kusama
Takahiro Tabuchi
Toru Tsuboya
Kemmyo Sugiyama
Takafumi Yamamoto
Ken Osaka
author_facet Ayaka Igarashi
Jun Aida
Taro Kusama
Takahiro Tabuchi
Toru Tsuboya
Kemmyo Sugiyama
Takafumi Yamamoto
Ken Osaka
author_sort Ayaka Igarashi
collection DOAJ
description Background: The trend of the diffusion of heated tobacco products (HTPs) is a great concern because HTPs have become available worldwide. This study examined the sociodemographic characteristics of HTPs users in Japan, where HTPs were first launched. Methods: This cross-sectional study used data from an online survey conducted in 2017. A total of 4,926 participants, aged 20–69 years, were included. The dependent variable was the type of tobacco products used. The independent variables were age and equivalent income. Two analyses estimated the odds ratios (ORs) for 1) being smokers compared to “non-smokers,” and 2) being “HTP smokers” compared to “only combustible cigarette smokers.” Analyses were stratified by sex. Educational attainment and occupation were also used in the sensitivity analyses. Results: The percentages of “non-smokers,” “only combustible cigarette smokers,” and “HTP smokers” were 82.8%, 14.2%, and 3.0%, respectively. When compared to the oldest participants (aged 60–69), the youngest participants (aged 20–29) tended to be “HTP smokers” (OR 7.90; 95% confidence interval [CI], 3.09–20.22 for men and OR 9.28; 95% CI, 2.14–40.28 for women). Compared to participants with the lowest incomes (<2 million), those with the highest incomes (≥4 million) tended to use HTPs (OR 2.93; 95% CI, 1.56–5.49 in men and OR 1.82; 95% CI, 0.73–4.54 in women). These trends were consistent when analyses included only smokers. There were consistent results in other SES measurements, including educational attainment and occupation. Conclusions: Younger or more affluent people tended to use HTPs, although smoking rates among these populations were generally lower. New tobacco control efforts are required.
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spelling doaj.art-a3fdf0472d7d446c8231f1d81748c5222022-12-21T22:09:55ZengJapan Epidemiological AssociationJournal of Epidemiology0917-50401349-90922021-03-0131318719310.2188/jea.JE20190260Heated Tobacco Products Have Reached Younger or More Affluent People in JapanAyaka Igarashi0Jun Aida1Taro Kusama2Takahiro Tabuchi3Toru Tsuboya4Kemmyo Sugiyama5Takafumi Yamamoto6Ken Osaka7Department of International and Community Oral Health, Tohoku University Graduate School of Dentistry, Sendai, JapanDepartment of International and Community Oral Health, Tohoku University Graduate School of Dentistry, Sendai, JapanDepartment of International and Community Oral Health, Tohoku University Graduate School of Dentistry, Sendai, JapanCancer Control Center, Osaka International Cancer Institute, Osaka, JapanDepartment of International and Community Oral Health, Tohoku University Graduate School of Dentistry, Sendai, JapanDepartment of International and Community Oral Health, Tohoku University Graduate School of Dentistry, Sendai, JapanDepartment of International and Community Oral Health, Tohoku University Graduate School of Dentistry, Sendai, JapanDepartment of International and Community Oral Health, Tohoku University Graduate School of Dentistry, Sendai, JapanBackground: The trend of the diffusion of heated tobacco products (HTPs) is a great concern because HTPs have become available worldwide. This study examined the sociodemographic characteristics of HTPs users in Japan, where HTPs were first launched. Methods: This cross-sectional study used data from an online survey conducted in 2017. A total of 4,926 participants, aged 20–69 years, were included. The dependent variable was the type of tobacco products used. The independent variables were age and equivalent income. Two analyses estimated the odds ratios (ORs) for 1) being smokers compared to “non-smokers,” and 2) being “HTP smokers” compared to “only combustible cigarette smokers.” Analyses were stratified by sex. Educational attainment and occupation were also used in the sensitivity analyses. Results: The percentages of “non-smokers,” “only combustible cigarette smokers,” and “HTP smokers” were 82.8%, 14.2%, and 3.0%, respectively. When compared to the oldest participants (aged 60–69), the youngest participants (aged 20–29) tended to be “HTP smokers” (OR 7.90; 95% confidence interval [CI], 3.09–20.22 for men and OR 9.28; 95% CI, 2.14–40.28 for women). Compared to participants with the lowest incomes (<2 million), those with the highest incomes (≥4 million) tended to use HTPs (OR 2.93; 95% CI, 1.56–5.49 in men and OR 1.82; 95% CI, 0.73–4.54 in women). These trends were consistent when analyses included only smokers. There were consistent results in other SES measurements, including educational attainment and occupation. Conclusions: Younger or more affluent people tended to use HTPs, although smoking rates among these populations were generally lower. New tobacco control efforts are required.https://www.jstage.jst.go.jp/article/jea/31/3/31_JE20190260/_pdfheated tobacco productselectronic nicotine delivery devicessmokingcharacteristicsocioeconomic status
spellingShingle Ayaka Igarashi
Jun Aida
Taro Kusama
Takahiro Tabuchi
Toru Tsuboya
Kemmyo Sugiyama
Takafumi Yamamoto
Ken Osaka
Heated Tobacco Products Have Reached Younger or More Affluent People in Japan
Journal of Epidemiology
heated tobacco products
electronic nicotine delivery devices
smoking
characteristic
socioeconomic status
title Heated Tobacco Products Have Reached Younger or More Affluent People in Japan
title_full Heated Tobacco Products Have Reached Younger or More Affluent People in Japan
title_fullStr Heated Tobacco Products Have Reached Younger or More Affluent People in Japan
title_full_unstemmed Heated Tobacco Products Have Reached Younger or More Affluent People in Japan
title_short Heated Tobacco Products Have Reached Younger or More Affluent People in Japan
title_sort heated tobacco products have reached younger or more affluent people in japan
topic heated tobacco products
electronic nicotine delivery devices
smoking
characteristic
socioeconomic status
url https://www.jstage.jst.go.jp/article/jea/31/3/31_JE20190260/_pdf
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