Table 1.
Demographic Characteristics of Expert Surgeons
| Survey 1 | Survey 2 | |
|---|---|---|
| Country/ continent | ||
| USA | 34 | 30 |
| Canada | 5 | 7 |
| Europe | 12 | 17 |
| Asia | 12 | 3 |
| South America | 1 | 3 |
| Other | 0 | 1 |
| Unknown | 2 | 5 |
| No. of resections performed in career | ||
| 0–250 | 14 | 12 |
| 250–500 | 16 | 17 |
| 500–1000 | 18 | 23 |
| >1000 | 18 | 14 |
| No. of resections performed per year | ||
| 0 – 25 | 11 | 9 |
| 25 – 50 | 19 | 22 |
| 50 – 75 | 8 | 11 |
| 75 – 100 | 11 | 11 |
| >100 | 17 | 11 |
| Unknown | 1 | 2 |
| Practice type | ||
| HPB | 34 | |
| Liver surgery including transplantation | 15 | |
| Liver surgery without transplantation | 13 | |
| Surgical oncology | 3 | |
| Gastrointestinal surgery | 1 |