Key Findings:  Among adolescent cannabis users, high potency cannabis increased the risk of paranoid thoughts, and heavy cannabis users had an increased risk of hallucinations. Three types of users were categorized into herbal only, skunk only, and mixed.
Type of Study:  Clinical Trial
Study Sample Size:  467
Study Result:  Negative
Research Location(s):  Australia, United Kingdom
Year of Pub:  2021
Cannabinoids Studied:  Cannabinoid (unspecified)
Phytocannabinoid Source:  Unspecified
Route of Administration:  Inhalation
Citation:  Mackie CJ, et al. A latent class analysis of cannabis use products in a general population sample of adolescents and their association with paranoia, hallucinations, cognitive disorganisation and grandiosity. Addict Behav. 2021; 117:106837. doi: 10.1016/j.addbeh.2021.106837
Authors:  Mackie CJ, Wilson J, Freeman TP, Craft S, Escamilla De La Torre T, Lynskey MT