Trends in marijuana and heavy alcohol use by cigarette smoking status among US adults: An analysis of the 2002-2019 NSDUH.

ABSTRACT:

Background

Polysubstance use is associated with adverse health outcomes, yet little research has measured changes in polysubstance use. We aimed to 1) estimate trends in marijuana and heavy alcohol use by cigarette smoking and demographic subgroups, and 2) examine patient factors associated with concurrent use among adults who were smoking.

Methods

We conducted a repeated cross-sectional analysis of 687,225 non-institutionalized US adults ≥18 years from the 2002-2019 National Survey on Drug Use and Health. Participants were stratified into current, former, and never smoking groups. Main outcomes were prevalence of heavy alcohol use, marijuana use, and concurrent use of both substances.

Results

From 2002-2019, heavy alcohol use declined from 7.8 % to 6.4 %, marijuana u

SUBMITTER: Rich JJ 

PROVIDER: S-EPMC11632672 | biostudies-literature | 2024 Aug

REPOSITORIES: biostudies-literature