The American Psychiatric Association (APA) has updated its Privacy Policy and Terms of Use, including with new information specifically addressed to individuals in the European Economic Area. As described in the Privacy Policy and Terms of Use, this website utilizes cookies, including for the purpose of offering an optimal online experience and services tailored to your preferences.

Please read the entire Privacy Policy and Terms of Use. By closing this message, browsing this website, continuing the navigation, or otherwise continuing to use the APA's websites, you confirm that you understand and accept the terms of the Privacy Policy and Terms of Use, including the utilization of cookies.

×
ArticleNo Access

Psychiatric Assessment of 30 Chronic Users of Cannabis and 30 Matched Controls

Published Online:https://doi.org/10.1176/ajp.130.3.309

A study done in Jamaica of 30 chronic cannabis smokers (use for at least seven years) and 30 matched controls revealed no significant differences between the two groups in the incidence of mental illness or of abnormalities of mood, thought, or behavior. Nor did the groups differ significantly with regard to criminal records, use of other drugs, or upward or downward movement in social or economic position.

Access content

To read the fulltext, please use one of the options below to sign in or purchase access.