Table 2 Summary of the endoscopist-specific characteristics
Variables | n/median (%/range) |
|---|---|
Country setting-no. (%) | |
US | 60 (70.6) |
UK | 16 (18.8) |
Others | 9 (10.6) |
Hospital setting-no. (%) | |
Academic | 34 (44.7) |
Community | 42 (55.3) |
Volume in Training (%) | |
0 | 40 (47.1) |
1-100 | 6 (7.1) |
101-150 | 8 (9.4) |
151-200 | 5 (5.9) |
201-250 | 7 (8.2) |
>250 | 19 (22.4) |
Years of ERCP (years) | |
Median (range, IQR) | 12 (0–36, 6–20) |
Lifetime Volume | |
Median (range, IQR) | 1200 (175–15000, 587–2500) |
Annual volume | |
Median (range, IQR) | 150 (10–940, 90–239) |
Procedure time for grade 1 (minutes) | |
Median (range, IQR) | 25 (10–48, 20–30) |
Fluoroscopy time for grade 1 (minutes) | |
Median (range, IQR) | 3 (0.3-10.1, 1.9-4.6) |