Table 1 Self-evaluation questionnaire

Question 1:

How difficult was it to complete the peg transfer task using each port on a scale of 1–3?

Rated: 1 (exceedingly difficult), 2 (neither difficult nor easy), 3 (extremely easy)

Question 2:

How difficult was it to complete the pattern cutting task using each port on a scale of 1–3?

Rated: 1 (exceedingly difficult), 2 (neither difficult nor easy), 3 (extremely easy)

Question 3:

How difficult was it to manoeuvre the instruments inside each port on a scale of 1–3?

Rated: 1 (exceedingly difficult), 2 (neither difficult nor easy), 3 (extremely easy)