Table 1. Single-incision robotic cholecystectomy and multi-incision robotic cholecystectomy findings.

SIRC, single-incision robotic cholecystectomy; MIRC, multi-incision robotic cholecystectomy

	Arm	N	Mean	Standard Deviation	Standard Error Mean
Console time	SIRC	98	41.10	15.941	1.610
	MIRC	93	44.70	19.131	1.984
Operation time	SIRC	104	94.04	20.931	2.052
	MIRC	105	99.89	30.225	2.950
Age	SIRC	104	53.16	18.350	1.799
	MIRC	105	51.99	18.330	1.789
Estimated blood loss	SIRC	104	11.52	9.717	0.957
	MIRC	105	17.17	23.686	2.311