This dataset was produced within the ECAVINAR Project and was used as the empirical basis for the preparation of an academic research article. It contains qualitative analytical materials generated during the research process and organized using ATLAS.ti. The dataset includes an anonymized system of codes and subcodes, a corresponding coding structure, and selected verbatim excerpts of Focus Groups associated with each code. All identifying information has been removed or generalized in order to protect confidentiality and prevent the identification of the study context.