Case Control Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. Jun 14, 2016; 22(22): 5228-5236
Published online Jun 14, 2016. doi: 10.3748/wjg.v22.i22.5228
Table 1 Characteristics of the case group n (%)
Characteristic
In total819 (100)
Hospital
Renji491 (60.0)
Drum tower328 (40.0)
Age (yr)
< 50278 (33.9)
≥ 50, < 60289 (35.3)
≥ 60252 (30.8)
Gender
Men448 (54.7)
Women371 (45.3)
Illness part
Antral form806 (98.4)
Diffuse form13 (1.6)
H. pylori infection
H. pylori (+)263 (32.1)
H. pylori (-)556 (67.9)
Histology
Glandular atrophy363 (44.3)
IM265 (32.4)
Intraepithelial neoplasia92 (11.2)