Table 1.

Percentage errors for all participants

Participant	Number of respondents	Mean percentage error	SD
All surgeons	51	69	42
Attending surgeons	15	59	9
Residents	36	73	50
PGY-1	9	60	77
PGY-2	9	65	45
PGY-3	5	52	33
PGY-4	8	52	29
PGY-5	5	55	23

PGY = postgraduate year.