Role of protective stoma in low anterior resection for rectal cancer: A meta-analysis

Table 1 Main characteristics of the five included studies

Ref.	Year	No. of patients	n		Type of operation	Leakage		Reoperation
			Stoma	No stoma		Stoma	No stoma	Stoma	No stoma
Beirens et al[21]	2012	1912	1183	729	LAR	51	74	40	69
Chude et al[22]	2008	256	136	120	LAR	3	12	0	2
Gong et al[23]	2012	62	36	26	uLAR	0	5	0	2
Karahasanoglu et al[24]	2011	77	23	54	LAR	0	3	-	-
Lefebure et al[25]	2008	132	42	90	LAR	3	10	1	5
Ma et al[26]	2013	56	30	26	LAR	2	7	0	5
Matthiessen et al[27]	2007	234	116	118	LAR	12	33	12	32
Nurkin et al[28]	2013	1791	958	833	LAR	17	26	37	63
Seo et al[29]	2013	836	246	590	uLAR	1	22	-	-
Shiomi et al[30]	2010	222	80	142	LAR	3	17	0	14
Ulrich et al[31]	2009	34	18	16	LAR	1	6	0	6

LAR: Low anterior resection; uLAR: Ulter-low anterior resection.