Systematic review of anastomotic complications of esophagojejunostomy after laparoscopic total gastrectomy

Table 1 Summary of non-randomized controlled trials comparing laparoscopic total gastrectomy and open total gastrectomy

Author	Year	Nation	n	Extent of LND1	Matched factors
Kim et al[27]	2008	South Korea	60	D1 + 8a, 9	1, 2, 3, 5, 6, 7
Topal et al[28]	2008	Belgium	60	D2	1, 2, 3, 4, 5, 6, 7
Kawamura et al[29]	2009	Japan	81	D2-No.10	1, 2, 3, 4, 6, 7
Sakuramoto et al[30]	2009	Japan	74	D1 + 8a, 9/D2-No.10	1, 2, 3, 4, 6, 7
Kim et al[31]	2011	South Korea	190	D2-No.10	1, 2, 3, 4, 5, 6, 7
Arrington et al[32]	2012	United States	50	D0/D1/D2-No.10	1, 2, 5, 6, 7
Eom et al[33]	2012	South Korea	448	D2-No.10	4, 6, 7
Siani et al[34]	2012	Italy	50	D2-No.10	1, 2, 5, 6, 7
Bo et al[35]	2013	China	234	D2-No.10	1, 2, 3, 5, 6, 7
Guan et al[36]	2013	China	97	D2	2, 5, 6, 7
Jeong et al[37]	2013	South Korea	244	D1 + No.8a, 9/D2	1, 2, 3, 4, 5, 7
Kim et al[38]	2013	South Korea	346	D2-No.10	1, 2, 3, 4, 5, 6, 7
Lee et al[39]	2013	South Korea	348	D2	1, 2, 4, 6, 7
Shim et al[40]	2013	South Korea	70	D1 + 8a, 9, 11p/D2	1, 2, 5, 6, 7
Lee et al[41]	2014	South Korea	84	D1 + No.8a, 9, 11p	1, 2, 5, 6, 7
Matsuda et al[42]	2015	Japan	48	D1 + No.8a, 9, 11p	2, 3, 4, 5, 6, 7

¹Based on Japanese gastric cancer treatment guidelines. 1, age; 2, sex; 3, body mass index; 4, ASA or comorbidity; 5, tumor stage; 6, extent of LND; 7, reconstruction method. LND: Lymph node dissection.