Cigarette Smokers Versus Cousers of Cannabis and Cigarettes: Exposure to Toxicants.

ABSTRACT:

Introduction

Cannabis and tobacco couse is common and could expose users to higher levels of toxicants. No studies have examined biomarkers of toxicant exposure in cousers of cannabis and cigarettes, compared with cigarette smokers (CS).

Aims and methods

Adult daily CS were recruited from 10 US sites for a study of reduced nicotine cigarettes. In this analysis of baseline data, participants were categorized as either cousers of cannabis and tobacco (cousers; N = 167; urine positive for 11-nor-9-carboxy-Δ 9-tetrahydrocannnabinol and self-reported cannabis use ≥1×/week), or CS (N = 911; negative urine and no self-reported cannabis use). Participants who did not meet either definition (N = 172) were excluded. Self-reported tobacco and cannabis use and tobacco and/or combustion-

SUBMITTER: Meier E 

PROVIDER: S-EPMC7366295 | biostudies-literature | 2020 Jul

REPOSITORIES: biostudies-literature