Texting away relapse: chat app helps smokers stay quit

NCT ID NCT05370352

First seen Nov 20, 2025 · Last updated Apr 25, 2026 · Updated 19 times

Summary

This study tested whether a mobile chat messaging program could help people who recently quit smoking avoid relapsing. Researchers enrolled 590 Hong Kong adults who had been smoke-free for 3 to 30 days. Participants received relapse prevention support via WhatsApp. The goal was to see if this approach increased the number of people who stayed smoke-free long-term.

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Contacts and locations

Locations

  • Tung Wah Group of Hospitals Integrated Centre on Smoking Cessation

    Hong Kong, Hong Kong

  • United Christian Nethersole Community Health Service Smoking Cessation Programme

    Hong Kong, Hong Kong

Conditions

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