Table 5.

Definition of beginnings and endings of substeps for the “removal of the gallbladder” step

Observed surgical substeps	Beginning	Ending
3.1 Divide cystic duct	Moment clip applier contacts the duct	Moment the cystic duct is divided
3.2 Divide cystic Artery	Moment the cystic duct is divided	Moment the cystic artery is divided
3.3 Free Gallbladder from liver bed	Moment the cystic artery is divided	Moment the gallbladder is detached from the liver bed
3.4 Extract the gallbladder	Moment the gallbladder is detached from the liver bed	Moment gallbladder is removed from the abdomen