Chatbot boosts cancer screening uptake in hong kong trial

NCT ID NCT06192862

Completed Knowledge-focused Sponsor: Chinese University of Hong Kong Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether a theory-based chatbot could increase colorectal cancer screening rates. 500 adults aged 50-75 in Hong Kong were randomly assigned to receive either standard text reminders or a chatbot that provided personalized risk information and screening guidance. The main goal was to see if more people completed a fecal immunochemical test (FIT) within 3 months.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: chatbot-based health education and reminders
What this could lead to: If effective, this approach could increase colorectal cancer screening rates in at-risk populations, potentially catching more cancers early.
What could go wrong: This is a completed trial, but the intervention is behavioral and may not work in other settings or cultures. The chatbot requires smartphone access, which may limit reach.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for COLORECTAL CANCER are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

colorectal cancer colorectal carcinoma colorectal neoplasm

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

COLORECTAL CANCER CRC (COLORECTAL CANCER)

Contacts and locations

Locations

Centre of Digestive Health, Prince of Wales Hospital

Hong Kong, Hong Kong

More trials for these conditions

Other studies related to the condition(s) this trial covers.