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A Novel Digital Platform for a Monitored Home-based Cardiac Rehabilitation Program

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User Engagement in an Online Digital Health Intervention to Promote Problem Solving.

Heather L O'Brien¹, Annie T Chen², Jasmine Kaneshiro³

¹School of Information, University of British Columbia, 1961 East Mall, Vancouver, BC, Canada V6T 1Z1.

Interacting with Computers

|July 8, 2025

Summary

This summary is machine-generated.

Iterative design of digital health interventions (DHIs) significantly impacts user engagement. Enhancing online discussions and problem-solving therapy features improved participant interaction and skill development for health self-management.

Keywords:

Digital health interventions Older adults Peer support User centered design User engagement

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Area of Science:

Digital Health
Human-Computer Interaction
Behavioral Science

Background:

Digital health interventions (DHIs) show promise for improving health outcomes, with user engagement (UE) being a critical factor in their effectiveness.
Understanding UE is complex due to variations in DHI functionality, design, and goals, necessitating user-centered approaches.
Iterative design is crucial for optimizing DHIs, particularly for specific populations and health conditions.

Purpose of the Study:

To explore the relationship between user engagement and the implementation of a DHI across three design iterations.
To investigate how iterative design changes influence user engagement within an asynchronous online intervention.
To identify factors contributing to social and learning engagement in older adults using a DHI for health aging and Lewy Body Dementia (LBD) caregiving.

Main Methods:

A multi-week asynchronous intervention combining online discussion and problem-solving therapy (PST) was developed and refined over three rounds.
The intervention targeted older adults for health aging and LBD caregiving, utilizing personas within the PST component.
Thematic analysis of exit interviews was employed to understand participant experiences and engagement factors.

Main Results:

Iterative design modifications in the DHI positively influenced user engagement.
Factors contributing to social engagement ('engaging with others') and learning engagement ('engaging with content') were identified.
The study demonstrated a link between design improvements and increased user interaction with the DHI.

Conclusions:

Incremental, user-centered design is vital for enhancing user engagement in DHIs.
Optimizing DHI design and delivery can improve knowledge acquisition and problem-solving skills for health self-management.
This study highlights the value of iterative development in creating effective digital health tools for specific populations.