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The iPrevent Online Breast Cancer Risk Assessment and Risk Management Tool: Usability and Acceptability Testing
Louisa L Lo1, Ian M Collins2, Mathias Bressel3
1Department of Medical Oncology, Peter MacCallum Cancer Centre, Victoria, Australia.
JMIR Formative Research
|January 27, 2019
Summary
The iPrevent tool shows good usability and acceptability for estimating breast cancer risk. While effective, its length was a concern, leading to improvements in the public version.
Area of Science:
- Medical Informatics
- Public Health
- Oncology
Background:
- iPrevent is a tool designed to estimate breast cancer risk.
- It offers personalized risk management information to users.
Purpose of the Study:
- To evaluate the usability and acceptability of the iPrevent prototype.
- To assess its impact on patient risk perception and knowledge.
Main Methods:
- Clinicians and female patients (18-70, no cancer history) participated.
- Users interacted with iPrevent via hypothetical cases and real patient encounters.
- System Usability Scale (SUS) and Acceptability questionnaires were administered.
Main Results:
- High usability scores were reported by both clinicians (68%) and patients (76%).
- Most users found the information appropriate and would recommend iPrevent.
- Exploratory analysis indicated potential improvements in risk perception and knowledge, with reduced worry.
Conclusions:
- The iPrevent prototype demonstrated favorable usability and user acceptance.
- Concerns regarding the tool's length were identified as a potential implementation barrier.
- Data entry has been streamlined in the publicly released version to address length concerns.
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