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

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

Recruiting
65 years and older
All
Phase N/A
  • Technical (Original)
  • Simplified (AI rewritten)

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Overview

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.

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.

Eligibility

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.

Study details
    Healthy Lifestyle

NCT06901037

The Hong Kong Polytechnic University

15 October 2025

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FAQs

Learn more about clinical trials

What is a clinical trial?

A clinical trial is a study designed to test specific interventions or treatments' effectiveness and safety, paving the way for new, innovative healthcare solutions.

Why should I take part in a clinical trial?

Participating in a clinical trial provides early access to potentially effective treatments and directly contributes to the healthcare advancements that benefit us all.

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The duration of clinical trials varies. Some trials last weeks, some years, depending on the phase and intention of the trial.

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Clinical trials follow strict ethical guidelines and protocols to safeguard participants' health. They are closely monitored and safety reviewed regularly.
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