CompletedNANCT06192862

Effectiveness of Theory-based Outreach Using Mobile Health Technology in Colorectal Cancer Screening Uptake: a Randomized Controlled Trial

Sponsor: Chinese University of Hong Kong

Trial Details

Condition	CRC, Colorectal Cancer
Intervention	Assessment of screening intention and Transtheoretical Model stages for CRC screening
Phase	NA
Status	Completed
Participants	500
Est. Completion	31 Jan 2025
Last Updated	24 Apr 2026

Primary Outcome

CRC screening uptake rate at 3 months

Eligibility Criteria

Inclusion Criteria

Inclusion Criteria: * 50-75 years old * asymptomatic and eligible to enroll in a government-subsidized colorectal cancer screening program * subjects themselves or their family members living in the same household with access to WhatsApp Messenger * able to read Chinese * willingness to be followed up by telephone Exclusion Criteria: * subject without access to WhatsApp Messenger * unable to provide informed consent

Trial Sites

Countries

Hong Kong

View Registry Entry

Related Analysis

Mobile Health Intervention Shows Promise for Boosting Colorectal Cancer Screening Uptake — Hong Kong RCT Results

A completed Hong Kong RCT demonstrates how WhatsApp-based interventions using behavioural theory can boost colorectal cancer screening uptake. Results offer insights for improving population screening programs across Asia-Pacific regions.

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