Age is a predicting factor for the association between CagA positive Helicobacter pylori (Hp) infection and serum pepsinogen I:II ratio in a high gastric cancer risk region in China

• G1359 AGE IS A PREDICTING FACTOR FOR THE ASSOCIATION BETWEEN CagA POSITIVE HELICOBACTER PYLORI (Hp) INFECTION AND SERUM PEPSINOGEN I:II RATIO IN A HIGH GASTRIC CANCER RISK REGION IN CHINA. BCY Wone. SK Lam, CK Ching, J Ho, ST Yuen, E Kwok, WHC Hu, KC Lai, LY Ong, Z Gao, JS Chen, BW Chen, XW Jiang, XH Hou, JY Lu, WH Wang, K Miki, A Covacci. Department of Medicine & Pathology, University of Hong Kong, Hong Kong; Public Health Bureau, Changle, and Changle Institute for Cancer Research, Fujian, China, First Dept of Internal Medicine, University of Tokyo, Japan, and *Immunobiological Research Institute, Siena, Italy.