Retrospective Study
Copyright ©The Author(s) 2017.
World J Gastroenterol. Jun 28, 2017; 23(24): 4407-4415
Published online Jun 28, 2017. doi: 10.3748/wjg.v23.i24.4407
Table 1 Baseline characteristics of patients (n = 641)
Patientn (%)
Sex
Male454 (70.8)
Female187 (29.2)
Age, years (mean ± SD)31–88 (63.5 ± 9.7)
< 60207 (32.3)
≥ 60434 (67.7)
Number of resected lesions
Single618 (96.4)
Double20 (3.1)
Triple3 (0.5)
Atrophic gastritis
Closed570 (88.9)
Open71 (11.1)
Intestinal metaplasia
Absence402 (62.7)
Presence239 (37.3)
Site of initial lesion
Upper12 (1.9)
Mid219 (34.2)
Lower410 (63.9)
Size of initial lesion, cm
< 3.0442 (69.0)
≥ 3.0199 (31.0)
Morphology of initial lesion
Elevated431 (67.3)
Flat131 (20.4)
Depressed79 (12.3)
Dysplasia grade of initial lesion
Low538 (84.0)
High103 (16.0)
Helicobacter Pylori infection
Positive500 (78)
Negative141 (22)