Table 2.

Profile of cases that required conversion in the first 19 cases.

Patient	Surgeon A/B	Reason	Types of conversion	Previous or on-going acute cholecystitis	Previous abdominal surgery	BMI (kg/m2)	Operating time (minutes)
1	A	Bile leak from cystic duct	1 × additional 5 mm port	No	Yes	22.6	100
2	A	Dense adhesion at Calot's triangle	1 × additional 5 mm port	No	No	28.3	100
3	A	Acute cholecystitis with dense adhesion at Calot's triangle and gallbladder bed bleeding	2 × additional 5 mm ports	Yes	No	27.0	89
4	A	Gallbladder densely adherent to liver	2 × additional 5 mm ports	No	No	25.0	134
5	B	Dense adhesion at Calot's triangle	3 × additional 5 mm ports	No	No	29.8	127
6	B	Dense adhesion at Calot's triangle	2 × additional 5 mm ports	No	No	21.8	145