Internet-Based Dementia Prevention Intervention (DementiaRisk): Protocol for a Randomized Controlled Trial and...

Area of Science:

• Public Health
• Gerontology
• Digital Health

Background:

• Dementia risk is linked to lifestyle factors, necessitating effective public education.
• Web-based interventions show promise for dementia prevention but require rigorous study.
• DementiaRisk is an award-winning platform offering multimedia e-learning on modifiable dementia risk factors.

Purpose of the Study:

• To evaluate the impact of the DementiaRisk platform on dementia risk knowledge, behavioral intentions, and health behaviors.
• To explore user engagement, satisfaction, and barriers/facilitators related to the DementiaRisk intervention.

Main Methods:

• A sequential explanatory mixed methods design was employed.
• 485 participants were randomized to DementiaRisk or an alternative e-learning control.
• Assessments of knowledge, intentions, and behaviors were conducted at baseline, 4 weeks, and 2 months.

Main Results:

• Study approval and funding were secured in 2022-2023.
• Participant recruitment occurred in March-April 2023.
• Data analysis and interpretation are currently in progress.

Conclusions:

• DementiaRisk is a scalable, technology-enhanced solution for dementia prevention education.
• The platform utilizes evidence-based multimedia learning principles.
• It has the potential for wide dissemination via the internet, reaching a broad audience.