Table 2.

Frequency of buried metaplasia at baseline (before endoscopic treatment)

Report first author	Number of patients	Degree of neoplasia	Percent with buried metaplasia at baseline
Mino-Kenudson et al. (8)	41	HGD, superficial or invasive adenocarcinoma	0%
Ban et al. (10)	33	HGD or superficial adenocarcinoma	27.3%
Bronner et al. (15)	208	HGD	5.8% in treatment group 2.9% in control group
Shaheen et al. (18)	127	LGD or HGD	25.2%
Chennat et al. (19)	47	HGD or IMC	28%

HGD, high-grade dysplasia; IMC, intramucosal carcinoma; LGD, low-grade dysplasia.