Endoscopic surveillance strategy after endoscopic resection for early gastric cancer

Table 2 Incidence of synchronous gastric cancers in the endoscopically resected stomach within 1 yr of the initial endoscopic resection

Ref.	Overall		Missed lesion
Arima et al[23], 1999	6.60%	5/76	NA
Nasu et al[10], 2005	11%	16/143	NA
Nakajima et al[9], 2006	9.20%	581/633	NA
Kobayashi et al[28], 2010	19.20%	45/234	NA
Han et al[29], 2011	4%	7/176	NA
Kato et al[19], 2013	8.70%	110/1258	19% (21/110)
Kim et al[47], 2013	2%	122/602	NA
Total	8.10%	253/3122

¹Including 14 adenomas;

²Including 5 adenomas. NA: Not available.