Abstract

Aims

To estimate trends in the prevalence of cannabis use and risk perceptions of cannabis use from 2005 to 2017 among United States people with and without depression.

Design

Linear time trends of the prevalence of any, daily and non‐daily past 30‐day cannabis use and perceived great risk associated with regular cannabis use (outcome variables) among people with and without past‐year depression were assessed using logistic regression with survey year as the predictor. All analyses were adjusted for gender, age, race/ethnicity and income; models assessing time trends of cannabis...

Delta 9‐tetrahydrocannabinol - a psychoactive compound found in cannabis - activates parts of the brain responsible for cognition, perception, anxiety, fear, memory and reward.

There are continuous debates about the link between cannabis use and psychotic disorders.

Some researchers believe cannabis use is one of the contributing risk factors that cause people to develop psychotic disorders. In contrast, other researchers argue that there is a shared vulnerability, and risk factors for the development of a psychotic disorder may also play a role in the presence of addictive behaviours.

Rese...