Recruitment and pre Decision Aid survey
RECRUITMENT
Participants were recruited June-December 2018, from the University of Melbourne staff newsletter, and paid Facebook advertising targeting females aged 18–45 years in Australia. We recruited participants for two studies at once. Those involved in our first study, a cross-sectional survey about egg freezing information and decision support needs [All study advertisements contained a link to the online participant information and consent form which detailed information about both studies. After providing informed consent, participants were immediately directed to complete the first study’s survey and indicate their interest in evaluating the Decision Aid. Those who were interested to take part were contacted consecutively based on their survey completion order up until the sample size target was reached. Participants’ pre-Decision Aid data used in this study (demographics, knowledge and decisional conflict) were obtained from their first study survey responses (Fig. Overview of participant recruitment and study completion. *Pre-Decision Aid data were obtained from participants’ first study survey responses