From: Single-site robotic cholecystectomy: comparison of clinical outcome and the learning curves in relation to surgeon experience in a community teaching hospital
Variable
Response
Surgeon 1
Surgeon 2
P
Operative time, no previous abdominal surgery
N, Mean ± SD
59, 45.6 ± 12.9
13, 73.2 ± 13.6
< 0.001
Operative time, previous abdominal surgery
43, 44.0 ± 12.6
2, 115.5 ± 2.1
0.019