Getting Started with eCOA: How to Design and Validate a Custom Electronic Patient Diary

Creating effective electronic patient diaries requires careful planning to ensure they capture valid, meaningful data for your clinical trial.

This practical guide, part of our series "Getting Started with eCOA," outlines the key considerations for developing custom eDiaries that support regulatory decision-making.

What you'll discover in our complete guide:

• What needs to be measured
• Event-driven vs. scheduled diaries
• Item development
• Frequency and recall periods
• Completion windows
• Best practice design
• Supporting evidence
• Scientific collaboration

Download our comprehensive eDiary development guide to learn how to properly identify concepts of interest, select appropriate diary formats, develop clear measurement questions, and validate your approach through patient feedback.

With expert guidance from Signant's experienced team, you can design patient diaries that minimize missing data while producing reliable evidence for your clinical study endpoints.