Post-Decision Aid measures
APPENDIX

Decision Aid Use: Time spent using the Decision Aid, amount of content read, and if participants shared the tool with others (Additional file 1: Appendix Acceptability: These measures were adapted from other Decision Aid evaluation studies [Recommendations: Whether participants would recommend the Decision Aid to other women considering egg freezing (Additional file Content: Whether the information in the Decision Aid should be more detailed, parts could be removed, and if anything was confusing. Perceptions of information balance; the level of guidance provided; what information women should be given about egg freezing; the Decision Aid’s take-home message; and any other feedback were also obtained (Additional file Design and Format: Perceptions of the website’s font size and colour palette, preferences for a different information delivery format, what participants liked about the website, and suggestions for improvement (Additional file Emotional Impact: One item adapted from other Decision Aid studies asked about worry or concern raised by the Decision Aid content [Perceived Improvement in Knowledge: Perceptions of the amount of new information received, and whether the Decision Aid improved knowledge of egg freezing, other options for future parenthood, and their respective pros and cons (Additional file Values Clarification Exercise: Completion of the values clarification exercise, usefulness of the exercise, if any additional pros or cons should be included, suggestions for improvements, and any other feedback (Additional file Timing of Information Delivery: Perceptions of when women should be provided with egg freezing information (Additional file 