About this trial
This study evaluates the amount of nicotine, cannabis, and toxicants linked to the use of nicotine e-cigarette and/or cannabis products in the blood and urine of young adult users as well as the cannabis and nicotine use behaviors of consumers.
Eligibility criteria
Qualifiers
Young adult (18-25 years old).
Ability to read and write in English.
Predominant e-cigarette consumer: defined as using nicotine-containing e-cigarettes daily for the past six months but not having used other nicotine containing products more than weekly or cannabis products for the past month.
Predominant cannabis consumer: defined as using cannabis at least 3x/week for the past six months in any form, including smoking, vaping, and oral use, with no more than weekly use of any nicotine or tobacco products.
Disqualifiers
Individuals under the age of 18 or over the age of 25.
Currently pregnant or breastfeeding (female participants).
Unwilling or unable to follow protocol requirements
Trial design
Treatments tested in this trial
- Effectiveness of different recruitment approaches
- Choice of study completion locations
- Cannabis Engagement Assessment
- E-cigarette dependence Scale