Benefits of the Seattle biopsy protocol in the diagnosis of Barrett’s esophagus in a Chinese population

Table 1 General data and endoscopic appearances of groups A and B

	Group A (n = 20)		Group B (n = 78)		P-value
	mean ± SD	n (%)	mean ± SD	n (%)
Age (yr)	60.95 ± 17.29		55.19 ± 13.28		0.1891
Gender (male)		9 (45.0)		35 (44.9)	0.9922
BMI (kg/m2)	25.76 ± 4.52		23.69 ± 3.59		0.0791
EE		7 (35.0)		15 (19.2)	0.1322
Hiatus hernia		8 (40.0)		15 (19.2)	0.0512
LSBE		2 (10.0)		3 (3.8)	0.2692
Biopsy pieces	4.58 ± 1.57		3.39 ± 1.74		0.0091

¹P-values were analyzed with t-test;

²P-values were analyzed with Pearson’s χ² test. BMI: Body mass index; EE: Erosive esophagitis; LSBE: Long segment Barrett’s esophagus.