Table 3.

Results of a questionnaire survey after hands-on training.

	Q1. Realism, scope manipulation	Q2. Realism, ES	Q3 Possibility-improving their own ES skill	Q4. Recommend colleagues, ES	Q5. †Realism, NKP	Q6. †Possibility-improving their own NKP skills	Q7. †Recommend colleagues, NKP
All participants	6 (3–9)	7 (2–9)	8 (0–10)	10 (7–10)	8 (8–10)	10 (8–10)	10 (8–10)
ES experience§
Beginners, <10 cases	8 (7–9)	7.5 (6–9)	10 (9-10)	10 (10)	n.a.	n.a.	n.a.
Intermediate, 10–100 cases	5 (3–8)	7 (4–8)	8 (5–10)	10 (7–10)	n.a.	10 (8–10)	10 (8–10)
Expert, >100 cases	6 (4–7)	7 (2–9)	7 (0–8)	10 (8–10)	8 (8–10)	10 (10)	10 (10)

Data presented as median, range.

∗See Table 1 for details of each question.

^†Only 6 participants performed NKP procedures.

^§Q1 to Q4: there were no significant differences in the scores between beginner versus intermediate and beginner versus expert.

Q6, Q7: there were no significant differences in the scores between beginner versus intermediate and beginner versus expert.