Estimating thresholds for risk of cannabis use disorder using standard delta‐9‐tetrahydrocannabinol (THC) units

Weekly cannabis consumption based on standard delta-9-tetrahydrocannabinol (THC) units appears to show good discrimination accuracy of cannabis use disorder at different severities and in different age groups. Safer levels of cannabis use, defined by low weekly standard THC unit consumption, could be recommended in lower risk cannabis use guidelines.