Status:
ACTIVE_NOT_RECRUITING
Real-time Smoking Cessation Instant Messaging Support Using a Large Language Model (LLM)-Based Chatbot Via "Quit to Win" 2025 (QTW2025)
Lead Sponsor:
The University of Hong Kong
Conditions:
Smoking Cessation
Eligibility:
All Genders
18+ years
Phase:
NA
Brief Summary
The goal of this trial is to learn if chatbot-based instant messaging works to help smoking cessation in general adult smokers. It will also learn about the experience, attitude, and perception of usi...
Detailed Description
Although smoking prevalence is decreasing in Hong Kong (1982: 23.3%; 2023: 9.1%), it accounts for over 7,000 deaths per year and a large amount of medical cost, long-term care and productivity loss of...
Eligibility Criteria
Inclusion
- Hong Kong residents aged 18 or above
- Smoke at least 1 tobacco stick (includes HTP) per day or use e-cigarette daily in the past 3-month
- Able to communicate in Chinese
- Exhaled carbon monoxide level ≥4 part per million or a positive salivary cotinine test
- Intention to quit/reducing smoking
- Have instant messaging tool (WhatsApp) installed
- Able to use the instant messaging tool (e.g., WhatsApp) for communication
Exclusion
- Smokers who have communication barriers (either physical or cognitive).
- Smokers who are currently participating in other smoking cessation programs or services.
Key Trial Info
Start Date :
June 21 2025
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
June 30 2027
Estimated Enrollment :
1094 Patients enrolled
Trial Details
Trial ID
NCT06914492
Start Date
June 21 2025
End Date
June 30 2027
Last Update
December 1 2025
Active Locations (1)
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1
Hong Kong Council on Smoking and Health (COSH)
Hong Kong, Hong Kong, Hong Kong, 999077