Secondhand Tobacco Smoke Exposure in Indoor Workplaces in Viet Nam and Associated Factors: Findings from Two Rounds of Global Adult Tobacco Surveys (GATS) 2010 and 2015.

Objectives: This paper explores changes in the level of secondhand smoke (SHS) exposure at indoor workplaces between 2010 and 2015 in Viet Nam and the association between the exposure and various demographic factors, using data from Viet Nam's Global Adult Tobacco Surveys (GATS) 2010 and 2015.

Methods: Data was pooled from the two GATS surveys and analysed using descriptive and Poisson regression analyses.

Results: There was a highly statistically significant reduction in the level of SHS exposure at indoor workplaces from 55.9% to 42.6% (p.