Trends in Exposure to Secondhand Smoke Among Adolescents in China From 2013-2014 to 2019: Two Repeated National Cross-sectional Surveys.

ABSTRACT:

Background

It is well-known that secondhand smoke exposure in childhood or adolescence is positively associated with morbidity and mortality. However, less is known about the current status of and most recent trends in secondhand smoke exposure among adolescents in China.

Objective

We aimed to assess recent changes in the prevalence of secondhand smoke exposure among adolescents in China using nationally representative data.

Methods

We used data from 2 repeated national cross-sectional surveys conducted in 2013-2014 and 2019. A total of 155,117 students (median age 13.5 years) in 2013-2014 and 147,270 students (median age 13.1 years) in 2019 were included in this study. Sociodemographic factors and secondhand smoke exposure information were collected via a standardize

SUBMITTER: Ma C 

PROVIDER: S-EPMC10131728 | biostudies-literature | 2023 Mar

REPOSITORIES: biostudies-literature