Brief Articles
Copyright ©2009 The WJG Press and Baishideng.
World J Gastroenterol. Jan 14, 2009; 15(2): 211-218
Published online Jan 14, 2009. doi: 10.3748/wjg.15.211
Table 2 Characteristics of H pylori-positive Costa Rican patients
Group AGroup BP-value
Number of patients10190
Gender (male/female)49/5233/570.81
Mean age (yr, ± SD)50.4 ± 11.550.9 ± 13.60.99
AG-positive (%)36 (35.6)24 (26.7)0.12
IM-positive (%)17 (16.3)6 (6.7)0.02