Page 158 - Strategies for non-invasive managementof high-grade cervical intraepithelial neoplasia - prognostic biomarkers and immunotherapy Margot Maria Koeneman
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Chapter 8
 Figure 1. Example of a choice set
Ten of such choice sets were presented. Study subjects were asked to choose one treatment alternative in each choice set: either imiquimod option 1, imiquimod option 2 or LLETZ.
A pilot study was conducted in ten women for feasibility, understanding, and to check whether women were willing to trade (switch between the two treatment options according to different characteristics). Based on oral feedback by these women, minor adjustments were made to the explanatory sections on high-grade CIN, LLETZ, and imiquimod treatment.
After giving informed consent, participants received written information and the DCE questionnaire. The information consisted of a general explanation of the DCE experiment, information about high-grade CIN, and a detailed description of both LLETZ and imiquimod treatment, including illustrations on the LLETZ procedure and the insertion procedure of imiquimod cream and a table with the selected attributes and their levels. The description of
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