Table 4.

Operative and postoperative outcomes comparing CVS and No CVS

Characteristics	CVS established n = 893	No CVS established n = 167	p value	OR (95% CI)
Fundus first dissection (n = 50)	5 (10.0%)	45 (90.0%)	< 0.001	0.02 (0.01–0.04)
Conversion to open/bile duct injury (n = 0)	0	0	1	N/A
Duration of surgery, median (range)	50 (22–325) min	95 (38–390) min	< 0.001	N/A
Duration of hospital stay, median (range)	4 days (1–60)	9 days (1–46)	< 0.001	N/A
Perioperative complication (n = 70)	49 (70.0%)	21 (30.0%)	< 0.001	0.40 (0.24–0.69)
Mortality	1 (50.0%)	1 (50.0%)	0.183	0.19 (0.01–2.99)