Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Dec 28, 2012; 18(48): 7357-7361
Published online Dec 28, 2012. doi: 10.3748/wjg.v18.i48.7357
Table 1 Comparison of Helicobacter pylori infection between gastric cancer and control groups
Gastric cancer group (%)Gastric atrophy group (%)Control group (%)P value
No.450111961
H. pylori infection
Negative139 (30.9)27 (24.3)483 (50.3)
Positive311 (69.1)84 (75.7)478 (49.7)< 0.001
Sex
Male324 (72.0)66 (59.5)564 (58.7)< 0.001
Female126 (28.0)45 (40.5)397 (41.3)
Age
< 45 yr38 (8.4)20 (18.0)285 (29.7)< 0.001
45-65 yr240 (53.3)81 (73.0)607 (63.2)
> 65 yr172 (38.2)10 (9.0)69 (7.2)