Addressing Tobacco, E-Cigarette, and Cannabis Waste
TECW
The Tobacco, E-Cigarette, and Cannabis Waste Randomized Controlled Trial
2 other identifiers
interventional
400
1 country
2
Brief Summary
This study tests of effect of brief education and support about tobacco, e-cigarette, and cannabis waste (TECW) on knowledge, beliefs, behavior, and TECW on two college campuses.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for not_applicable
Started Mar 2023
Longer than P75 for not_applicable
2 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
February 10, 2023
CompletedStudy Start
First participant enrolled
March 1, 2023
CompletedFirst Posted
Study publicly available on registry
March 2, 2023
CompletedPrimary Completion
Last participant's last visit for primary outcome
October 15, 2024
CompletedStudy Completion
Last participant's last visit for all outcomes
June 30, 2026
ExpectedMarch 19, 2026
May 1, 2025
1.6 years
February 10, 2023
March 17, 2026
Conditions
Outcome Measures
Primary Outcomes (1)
Knowledge about TECW
Percent correct on 12-item knowledge test based on Protect our Planet: The Earth is Not Disposable (California Youth Advocacy Network) and Environmental Impact of Cigarette Butts (Tobacco Free CA) videos. Higher scores reflect more accurate knowledge about TECW
6 weeks
Secondary Outcomes (4)
Perceived harmfulness of TECW
6 weeks
Belief that TEC manufacturers should be accountable for waste mitigation
6 weeks
Use of TECW Tracker
6 weeks
Readiness to engage in regulatory behavior
6 weeks
Study Arms (2)
Education Only
ACTIVE COMPARATORTreatment as usual with brief videos and weblink
TECW+
EXPERIMENTALEducation plus motivational enhancement
Interventions
Brief behavioral support for using TECW Tracker
Eligibility Criteria
You may qualify if:
- student at University of California, Davis or California State University San Marcs
- between the ages of 18 and 25
- taking at least one class on the main campus
- at least six months until graduation
- have a smart phone with location services enabled for apps
- regular access to a device with sufficient WiFi
- private space for three remote visits on over the next six weeks and one visit in six months
- willing to have camera on during remote visits
You may not qualify if:
- None
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (2)
University of California, Davis
Davis, California, 95616, United States
California State University San Marcos
San Marcos, California, 92096, United States
Related Publications (1)
Pulvers K, Nordskog AB, Shearer H, Smith C, Stewart SL, Novotny TE, Tong EK. Modifying Tobacco and Cannabis Waste Perceptions and Behavior Among Young Adults: Protocol for a Randomized Controlled Trial. JMIR Res Protoc. 2025 Dec 4;14:e79525. doi: 10.2196/79525.
PMID: 41343823DERIVED
MeSH Terms
Conditions
Interventions
Intervention Hierarchy (Ancestors)
Study Design
- Study Type
- interventional
- Phase
- not applicable
- Allocation
- RANDOMIZED
- Masking
- NONE
- Purpose
- PREVENTION
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
February 10, 2023
First Posted
March 2, 2023
Study Start
March 1, 2023
Primary Completion
October 15, 2024
Study Completion (Estimated)
June 30, 2026
Last Updated
March 19, 2026
Record last verified: 2025-05
Data Sharing
- IPD Sharing
- Will not share