Robotic surgery for rectal cancer: A systematic review of current practice

Table 1 Characteristics of studies on robotic rectal surgery

Ref.	Country	Year	Study type	No. of robotic patients	GenderM:F	Mean age (yr)	BMI (kg/m2)	Robotic Technique	Type of operation
									AR/LAR	ISR	APR	Hartmann's operation
Baik et al[24]	South Korea	2009	Comparison	56	37:19	60.0	23.4	Hybrid	56	-	-	-
Ng et al[40]	Singapore	2009	Case Series	8	5:3	55.01	-	Hybrid	8	-	-	-
Patriti et al[37]	Italy	2009	Comparison	29	11:18	68.0	24.0	Hybrid	19	5	5	-
Bianchi et al[38]	Italy	2010	Comparison	25	18:7	69.0	24.6	Total/hybrid	18	-	7	-
Pigazzi et al[32]	United States, Italy	2010	Case Series	143	87:56	62.0	26.5	Total/hybrid	80	32	31	-
Zimmern et al[33]	United States	2010	Case Series	58	34:24	60.9	27.5	Hybrid	47	-	11	-
Baek et al[34]	United States	2011	Comparison	41	25:16	63.6	25.7	Hybrid	33	2	6	-
Koh et al[41]	Singapore	2011	Case Series	20	13:8	61.0	23.8	Total	19	-	1	-
Kwak et al[25]	South Korea	2011	Comparison	59	39:20	60.01	23.3	Total	54	5	-	-
Leong et al[26]	South Korea	2011	Case Series	29	23:6	61.51	23.3	Total	-	29	-	-
Park et al[27]	South Korea	2011	Comparison	52	28:24	57.3	23.7	Hybrid	52	-	-	-
Kim et al[28]	South Korea	2012	Comparison	100	71:29	57.0	24.0	Total	100	-	-	-
Park et al[35]	United States	2012	Case Series	30	16:14	58.01	27.6	Reverse-hybrid	5	19	6	-
Shin et al[29]	South Korea	2012	Comparison	17	-	-	-	Total/hybrid	17	-	-	-
Erguner et al[42]	Turkey	2013	Comparison	27	14:13	54.0	28.3	Total	27	-	-	-
Kang et al[30]	South Korea	2013	Comparison	165	104:61	61.2	23.1	Total	164	-	-	1
Park et al[31]	South Korea	2013	Comparison	40	28:12	57.3	23.9	Hybrid	-	40	-	-
Stanciulea et al[43]	Romania	2013	Case Series	100	66:34	62.0	26.0	Total/Hybrid	77	-	23	-
D’Annibale et al[39]	Italy	2013	Comparison	50	30:20	66.0	-	Total	502	-	-	-
Fernandez et al[36]	United States	2013	Comparison	13	13:0	67.9	-	Hybrid	5	-	8	-
Total				1062	680:382	61.1	24.9		831	132	98	1

¹median value;

²TME: Paper did not specify operation. AR: Anterior resection; LAR: Low anterior resection; ISR: Intersphincteric resection; APR: Abdominoperineal resection.