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Participant demographics
| Demographics | Experts (n = 30) | Intermediates (n = 30) | Novices (n = 30) | Total (n = 90) |
|---|---|---|---|---|
| Mean age (standard deviation) | 45 years (7.49) | 31 years (3.02) | 24 years (4.51) | 33.91 years (10.27) |
| (Min–max) | (28–64) | (28–46) | (21–42) | (21–64) |
| Education | ||||
| Intern | 0 | 0 | 27 | 27 |
| Surgical resident | 1 | 23 | 1 | 25 |
| Other Resident | 0 | 5 | 2 | 7 |
| Surgeon | 29 | 1 | 0 | 30 |
| Other specialist | 0 | 1 | 0 | 1 |
