Status:
COMPLETED
Dual Use of ENDS and Combustible Cigarettes
Lead Sponsor:
Brown University
Collaborating Sponsors:
National Institute on Drug Abuse (NIDA)
Conditions:
Smoking, Cigarette
Electronic Cigarette Use
Eligibility:
All Genders
21-34 years
Phase:
NA
Brief Summary
This study investigates the degree to which shared behavioral processes underlie combustible cigarette (CC) and electronic nicotine delivery system (ENDS) use in young adult dual users of these produc...
Detailed Description
This project will enroll 80 young adults who regularly use both CC and ENDS. At the start of the study, participants will provide informed consent; biological indicators and self-report measures will ...
Eligibility Criteria
Inclusion
- Age 21 to 34 (inclusive)
- English-speaking at an 8th grade level
- Any self-reported past 7-day use of both ENDS and cigarettes
- Self-identification as a regular ENDS and combustible cigarette user OR use of cigarettes and e-cigarettes on at least 6 of the past 7 days including at least 3 days of using each product;
- Smoking status confirmed via breath CO \>= 6 ppm112 or NicAlert test of urine cotinine (level \>= 3)
- Smartphone ownership.
Exclusion
- Intention to quit smoking or vaping during the next 30 days
- Intention to travel during next 30 days
- Current alcohol dependence (based on MINI)
- Urine-screened or past month illicit substance use other than marijuana (amphetamine, cocaine, methamphetamine, opioids, benzodiazepines
- Pregnant (due to toxicity of tobacco products)
- Current psychosis, mania, or suicidal ideation (based on MINI).
Key Trial Info
Start Date :
December 14 2022
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
May 20 2025
Estimated Enrollment :
82 Patients enrolled
Trial Details
Trial ID
NCT05280535
Start Date
December 14 2022
End Date
May 20 2025
Last Update
September 18 2025
Active Locations (1)
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1
Center for Alcohol and Addiction Studies
Providence, Rhode Island, United States, 02903