Pilot Project 1. Feasibility Pilot of a JITAI to Reduce Cannabis Use Among Emerging Adults
Cannabis Use
About this trial
This is an interventional other trial for Cannabis Use focused on measuring Cannabis Use, Marijuana, Substance-Related Disorders, Mental Disorders
Eligibility Criteria
Inclusion Criteria: Reside in the US Speak and read English Have a smartphone on which the app can be downloaded Screen positive for cannabis use 3 or more times each week over the past month Report motivation to change cannabis as 1 or higher (using scale of 0-10) Meet Study verification criteria (i.e., use of CAPTCHA, IP address checks) Exclusion Criteria: Use of Medical Cannabis Failure to meet study verification criteria
Sites / Locations
Arms of the Study
Arm 1
Experimental
JITAI
Experimental: Within-participant micro-randomization Twice daily in the study, a participant is assigned to receive a message or no message. The micro-randomization will be performed by a reinforcement learning algorithm based on the participant's engagement with the intervention.