A Pilot Randomized Controlled Trial of Chatbot Use in Older Adults for Lifestyle Change

The Hong Kong Polytechnic University

Status: Enrolling

Conditions: Healthy Lifestyle

Treatments: Other: A chatbot-based intervention

Study type: Interventional

Funder types: Other

Identifiers

NCT06901037

HSEARS20250305010

Details and patient eligibility

About

The purpose of this study is to evaluate the acceptability and preliminary effectiveness of a smartphone-delivered AI-based chatbot in promoting healthy dietary behavior and physical activity participation among older adults.

Full description

The purpose of this study is to evaluate the preliminary effectiveness of a smartphone-delivered AI-based chatbot in promoting healthy dietary behavior and physical activity participation among older adults. It is a preliminary study with two arms.

Enrollment: 84 estimated patients

Sex: All

Ages: 65+ years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• aged 65 or above.
• are community-dwelling.
• are proficient in Mandarin.
• have an Internet connection.
• have at least one instant messaging app on the smartphone or agree to download one.

Exclusion criteria

• have any neurocognitive disorders.
• are unable to engage in moderate-intensity level of physical activity due to a preexisting medical condition.
• live with another participant who will participate in this study.

Trial design

Primary purpose: Health Services Research

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Double Blind

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84 participants in 2 patient groups

Chatbot-based intervention

Experimental group

Description:

Participants will immediately receive access to a 2-month chatbot-based intervention

Treatment:

Other: A chatbot-based intervention

Waitlist

Other group

Description:

Participants will be placed on a waiting list before accessing the intervention

Treatment:

Other: A chatbot-based intervention