Colorectal resections for malignancy: A pilot study comparing conventional vs freehand robot-assisted laparoscopic colectomy

Table 1 Comparison of patients undergoing laparoscopic colectomy for colorectal carcinoma (mean SD)

Parameter	Conventional	Robot	P value
Robot docking time in minutes	-	5.9 ± 1.25	-
Total operating time in minutes	105.67 ± 11.48	95.13 ± 9.22	0.0455a
Conversions to open surgery (n)	0	0	-
Conversions to human camera operator	-	0	-
Estimated blood loss in mL	62 ± 27.89	96.25 ± 93.80	0.71884
Number of nodes harvested	13 ± 2.24	13.13 ± 2.70	1
Proximal resection margin in cm	20.5 ± 5.78	20.75 ± 7.11	0.95216
Distal resection margin in cm	18.87 ± 6.71	16.88 ± 3.48	0.69654
Duration of hospitalization in days	3.73 ± 0.88	3.13 ± 1.36	0.12852
Post-operative major morbidity	0	0	1
Post-operative minor morbidity	1	0	1
Mortality	0	0	-

^aP < 0.05.