District Health Centre Membership Among Older Adults in Hong Kong

NCT07252934 | Not Yet Recruiting

• 1 other identifier: DHCRCT
• Study Type: interventional
• Target: 180
• Locations: 1 country
• Sites: 1

Brief Summary

This study is a cluster randomized controlled trial study to evaluate the feasibility, acceptability, and effectiveness of intergenerational home-based and AI-generated digital interventions in improving the proportion of District Health Centre members among older adults in Hong Kong.

Conditions

Primary Health Care

Outcome Measures

Primary Outcomes (1)

• District health centre membership

  The primary outcome is the proportion of older adults who become DHC members at 3 months.

  3 months

Secondary Outcomes (1)

• District health centre utilization

  3 months

Study Arms (2)

Education on primary health care utilization

EXPERIMENTAL

Participants will receive education on primary healthcare services and their benefits for improving health outcomes. The education program includes a 1.5-hour face-to-face, home-based session and a 4-week AI-generated digital intervention.

Behavioral: Home-based and AI-generated digital intervention

Education on general health

ACTIVE COMPARATOR

Participants will receive general health education relevant to older adults. The program also includes a 1.5-hour face-to-face, home-based session and a 4-week AI-generated digital intervention.

Behavioral: Home-based and AI-generated digital intervention

Interventions

Home-based and AI-generated digital intervention BEHAVIORAL

The home-based intervention is a 90-minute face-to-face session, during which trained student interns collect health assessment data and deliver theme-based, tailored health interventions. The digital intervention is a 1-month follow-up support involving daily messages via instant messaging apps (e.g., WhatsApp) that include health-related infographics, videos, and personalized advice.

Education on general health; Education on primary health care utilization

Eligibility Criteria

• Age: 65 Years+
• Sex: all
• Healthy Volunteers: Yes
• Age Groups: Older Adult (65+)

You may qualify if:

• years or older
• spoke Chinese
• are physically, mentally, and cognitively capable of engaging in simple physical tasks
• understanding survey questions
• non district health centre member

You may not qualify if:

• All subjects have the right to withdraw if they wish not to continue

Sponsors & Collaborators

• The University of Hong Kong: lead

Study Sites (1)

The University of Hong Kong

Hong Kong, Hong Kong, 999077, Hong Kong

Location

Related Publications (2)

• He AWJ, Yuan R, Luk TT, Wang KMP, Chan SSC. Boosting Digital Health Engagement Among Older Adults in Hong Kong: Pilot Pre-Post Study of the Generations Connect Project. JMIR Form Res. 2025 May 8;9:e69611. doi: 10.2196/69611.

  PMID: 40340793 BACKGROUND

• Wan Jia Aaron H, Yuan R, Chan SCS. Socio-demographic and behavioral predictors of multiple-dose COVID-19 vaccine uptake among older adults in Hong Kong: A community-based cross-sectional study of the generations connect project. Vaccine. 2025 Aug 13;61:127308. doi: 10.1016/j.vaccine.2025.127308. Epub 2025 Jun 2.

  PMID: 40460652 BACKGROUND

Central Study Contacts

Wanjia Aaron He, PhD (HK PolyU)

CONTACT

852 3917 6394; aaronhe@hku.hk

Study Design

• Study Type: interventional
• Phase: not applicable
• Allocation: RANDOMIZED
• Masking: NONE
• Purpose: TREATMENT
• Intervention Model: PARALLEL
• Sponsor Type: OTHER
• Responsible Party: PRINCIPAL INVESTIGATOR
• PI Title: Dr.

Study Record Dates

• First Submitted: September 25, 2025
• First Posted: November 28, 2025
• Study Start: June 1, 2026
• Primary Completion (Estimated): August 31, 2026
• Study Completion (Estimated): June 30, 2027
• Last Updated: April 29, 2026

Record last verified: 2026-04

Locations

HK (1)