Mobile-Based Intervention to Promote Physical Activity Among the Elderly

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age60+
SponsorBeijing Normal University

About this trial

This study aims to explore the feasibility and preliminary effectiveness of a mobile phone-based intervention among elderly individuals with chronic diseases.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Age ≥60 years and diagnosed with at least one chronic disease

Owns a smartphone and is proficient in using WeChat

Daily sedentary time ≥6 hours

Disqualifiers

recent surgeries, injuries, or other conditions that would prevent simple physical activity

hearing, vision, or physical disabilities

Trial design

Design model

Parallel

Treatments tested in this trial

  • Mobile Exercise Support

    Behavioral

    Participants receive three months of personalized support via WeChat, including tailored exercise recommendations, motivational messages, and educational content.

  • Self-help physical activity booklet

    Behavioral

    Participants receive a self-help booklet to promote physical activity among the elderly. The booklet will include guidelines for safe and effective exercises, tips for staying motivated, and information on the health benefits of regular physical activity.

Treatment groups

200 Participants
are divided into 2 treatment groups
Group A: Intervention groupExperimental treatment 2 interventions
Group B: Control groupActive comparator 1 intervention

Trial outcomes

Primary outcomes

1

Time spent in sedentary behavior

The time spent sedentary behavior (min/week) in the last 7 days

Time frame
3 and 6 months follow-up
2

Acceptability of the Mobile Phone-Based Intervention

Acceptability will be assessed using a series of 4 items from previous studies on mobile physical activity interventions. Participants will rate each statement on a 5-point Likert scale, ranging from 1 (strongly disagree) to 5 (strongly agree). The statements will cover aspects such as ease of use, personal relevance, clarity of information, and overall satisfaction with the intervention.

Time frame
3 and 6 months follow-up
3

Perceived Usefulness of the Mobile Phone-Based Intervention

Perceived usefulness will be assessed using 5 items from previous studies on online physical activity interventions. Participants will rate each question on a 5-point Likert scale, ranging from 1 (not at all useful) to 5 (very useful). The questions will explore how useful participants found the intervention in helping them to (1) increase confidence in engaging in regular physical activity, (2) overcome barriers to physical activity, (3) increase support for participating in physical activity, (4) plan for physical activity, and (5) stay motivated to engage in physical activity.

Time frame
3 and 6 months follow-up

Secondary outcomes

1

Time spent in zero-time exercise

The time spent physical activity while seated and standing (min/week) in the last 7 days

Time frame
3 and 6 months follow-up
2

Exercise self-efficacy

This outcome measure evaluates participants' confidence in their ability to engage in regular physical activity (self-efficacy). Participants will rate their confidence on a single-item scale ranging from 1 to 10, with higher scores indicating greater self-efficacy.

Time frame
3 and 6 months follow-up
3

Anxiety and depression

Anxiety and depression levels will be assessed using the Patient Health Questionnaire-4 (PHQ-4), a validated tool comprising two items for anxiety and two items for depression. The PHQ-4 score ranges from 0 to 12, with higher scores indicating greater severity of anxiety and depression symptoms.

Time frame
3 and 6 months follow-up
4

Perceived subjective happiness

This outcome measure assesses participants' subjective happiness using a Self-Reported Happiness scale. Participants will rate their happiness on a single-item scale ranging from 1 (not at all happy) to 5 (extremely happy), with higher scores indicating greater perceived happiness.

Time frame
3 and 6 months follow-up

Other outcomes

Sponsors and contacts

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