Skip to main content
. Author manuscript; available in PMC: 2020 Jun 1.
Published in final edited form as: Environ Int. 2019 Apr 10;127:495–502. doi: 10.1016/j.envint.2019.03.074

Figure 1: Geometric Mean Ratios (GMR) of nicotine related metabolites, polycyclic aromatic hydrocarbons (PAHs), metals, volatile organic compounds (VOCs) and heterocyclic aromatic amines (HCAAs) by first and secondhand smoking variables.

Figure 1:

All lines represent significant association between the biomarkers and first and secondhand smoke variables. The colors of the lines represent the different first hand and secondhand smoke variables.

*Models adjusted for sex, age, average work hour per week and country. SHS: Secondhand Smoke, Cig: Cigarette, WP: Waterpipe