Questionnaires
tumor
TUMOR, COMPLICATIONS
The patients were asked to give feedback about the process of the informed consent with their subjective opinion using a 5-point Likert scale in the questionnaires. The other questions were focused on the anatomical location of the tumor, the surgical procedure, and the possible complications (In the stereoscopic group, we additionally conducted two semi-structured qualitative interviews after the completion of both informed consent talks to identify general topics in patient perception of diagnostic medical imaging. Participation in the interview was offered to the patients on a voluntary basis. The main survey topics were surgical risk, tumor size and location, and surgical approach. Interview transcripts were pseudonymized before analysis.