Smoking prevalence among adults in China Mainland and their age of smoking initiation during adolescence: a national cross-sectional study.

ABSTRACT:

Objectives

This study aims to calculate the national prevalence of smoking among Chinese adults and to describe the hazard of smoking initiation by age during their adolescence, as well as the disparities in sex, residence and age groups.

Design

A cross-sectional study.

Setting

The data were derived from a multistage sampling study conducted in 120 cities in China Mainland.

Participants

A total of 9963 participants aged ≥19 years were included.

Primary outcome measures

Survival analysis was used to quantify the hazards of smoking initiation by a single year of age during adolescence, and the log-rank test was used to compare the hazard curves across subgroups.

Results

The prevalence of current smoking among males and females was 27.7% and 2.0%, re

SUBMITTER: Deng S 

PROVIDER: S-EPMC11418542 | biostudies-literature | 2024 Sep

REPOSITORIES: biostudies-literature