Mobile Chat Messaging for Smoking Relapse Prevention: A Randomized Clinical Trial
JAMA Internal Medicine
•
January 20, 2026
Chat-based support reduced smoking relapse
Adding mobile chat counseling to usual care improved 6-month biochemically confirmed abstinence in recent quitters compared with low-intensity text messages. *Randomized clinical trial; Level 1b (OCEBM).
- Level of evidence
- Level 1b (OCEBM)
- DocG quality score
- 7.8 / 10
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