Table 2.

Survey questions regarding usefulness and clinical relevance of cognitive aid (Translated from German)

	Trainee (n = 9)	Consultant (n = 8)	Nurse (n = 8)
1. I found the CA helpful because it reminded me of treatment steps I otherwise might have forgotten.	6 (66)	2 (25)	3 (37.5)
2. I found the CA helpful because we could check our treatment steps for completeness.	8 (89)	6 (75)	5 (62.5)
3. I found the CA helpful because it promoted team discussion of our treatment steps.	5 (55)	4 (50)	4 (50)
4. I would appreciate the introduction of the CA into daily practice.	7 (87.5)	6 (75)	3 (37.5)
5. I would not use the CA in an intraoperative emergency, but I could imagine that inexperienced colleagues may benefit from using it.	0 (0)	0 (0)	0 (0)
6. For a successful implementation of the CA it would be necessary to establish a ‘code reader’ who would guide the team through all treatment steps.	2 (22)	3 (33)	2 (25)

Abbreviations: CA cognitive aid

Items were scored in a binary fashion (agree/don’t agree)

Values are number of participants (%)