Effect of Helicobacter pylori Eradication on Gastric Cancer Prevention: Updated Report From a Randomized Controlled Trial With 26.5 Years of Follow-up.

Background & Aims: Helicobacter pylori infection is considered as the most important risk factor in the pathogenesis of gastric cancer. This study aims to evaluate the long-term effects of H pylori eradication treatment on the incidence and mortality of gastric cancer among a high-risk population.

Methods: This prospective, randomized, placebo-controlled trial was conducted in a high-risk area in southern China in July 1994.

[A study of sub-healthy status of community residents and its relevant factors in Fuzhou City].

Objective: To evaluate the sub-healthy status of community residents and its main relevant factors.

Methods: The proportional stratified random sampling was selected to take the sample of 5000 community residents from two communities in Fujian province. The sub-healthy status and its main influence factors were measured with the method of physical examination and questionnaire.

Serum pepsinogens, gastrin-17 and Helicobacter pylori antibody in the residents of two cities in china with distinct mortality rates of gastric cancer.

Gastric cancer is one of the most common malignant tumors causing death in Fujian Province, China. However, the mortality of gastric cancer is greatly varied in different areas in Fujian; for example, the mortality in Changle City is 7.4 times higher than that in Fuan City.