Table 3.

General conditions of operation

	Robot (n = 314)	Laparoscopy (n = 220)	P value
Intraoperative
Operation time (min)	163.5 ± 40.9	190.5 ± 51.9	< 0.001
Conversion	0	0
Bleeding (mL)	150 (100)	150 (100)	0.657
Adverse events
Bladder injury	0	0
Perforation of the rectum	0	0
Disruption of colorectal anastomosis	0	0
Postoperative
Time to 1st gas passing (d)	2 (1)	3 (1)	< 0.001
Length of hospital stay (d)	7 (2)	8 (3)	0.002
Time to 1st soft diet (d)	4 (1)	4 (1)	0.784
Time to bowel movement (d)	2 (0)	2 (0)	0.553

Data are expressed as the mean ± standard deviation (SD), median (interquartile range) or number of patients (percentages). Continuous variables were compared by using Student’s t-test and the Mann–Whitney U test between the robot and laparoscopy groups

Bold values indicate statistical significance