Poor video | Inconsistent video | Optimal video | Fishers' exact test | |
White light inspection | 1 (4) | 6 (22) | 22 (81) | 47.1; P<0.00 |
External vessels | 0 (0) | 5 (19) | 21 (78) | 56.0; P<0.001 |
Internal iliac artery | 0 (0) | 2 (7) | 22 (82) | 75.3; P<0.001 |
Ureter | 0 (0) | 6 (22) | 20 (74) | 70.6; P<0.001 |
Paravesical space | 0 (0) | 4 (15) | 19 (70) | 58.9; P<0.001 |
Obliterated umbilical ligament | 0 (0) | 2 (7.4) | 19 (70) | 60.3; P<0.001 |
Dissection technique | 1 (4) | 2 (7.4) | 16 (59) | 36.9; P<0.001 |
Proof of sentinel node | 6 (22) | 2 (7.4) | 20 (74) | 33.6; P<0.001 |
Specimen extraction | 0 (0) | 9 (33) | 21 (78) | 84.2; P<0.001 |
SLN mapping | 1 (3.7) | 5 (19) | 10 (37) | 15.9; P=0.03 |
n (%) of reviewers who rated the performance as skilful.
SLN, sentinel lymph node.