E-Cigarette Awareness, Use, and Harm Perception among Adults: A Meta-Analysis of Observational Studies.

ABSTRACT:

Objective

The aim of this study is to systematically review the published literature on the awareness, previous and current use, and harm perceptions of electronic cigarettes (e-cigarettes) among adults.

Methods

A search of the most current literature using the PubMed and Scopus database to identify articles published since 2003 yielded a total of 28 relevant articles.

Results

The pooled prevalence of awareness, previous use, current use of e-cigarettes and perceived healthier of e-cigarettes than regular cigarettes (healthier perception) among adults were 61.2% (95% confidence interval (CI): 51.5-70.8%), 16.8% (95% CI: 14.0-19.6%), 11.1% (95% CI: 9.2-13.1%), and 52.6% (95% CI: 42.5-62.6%), respectively, using a random effects model. The subgroup analysis showed that

SUBMITTER: Xu Y 

PROVIDER: S-EPMC5115669 | biostudies-literature | 2016

REPOSITORIES: biostudies-literature