Table 1. Participant Assessment of the 2 Endoscopic Techniques (N = 16).

Question	Participants in favor of 3D	Participants in favor of 2D
If you had the choice, with which endoscopic technique would you perform future interventions?	13	3
Which technique offers the better depth perception?	13	3
Which technique offers the better views of middle ear anatomy?	13	3
Overall, with which technique were the tasks easier?	11	5
Which endoscope was easier to handle?	5	11
Overall, which technique did you prefer?	10	6
Which technique offered the better image quality?	9	7
Overall, in which technique were the tasks more comfortable?	9	7

Abbreviations: 2D, 2-dimensional; 3D, 3-dimensional.