Nutritional factors and gastric cancer in Zhoushan Islands, China

摘要: AIM: To investigate the association between nutrient intakes and high incidence rate of gastric cancer among residents in Zhoushan Islands. METHODS: A frequency-matched design case-control study was used during survey on dietary factors Islands, China. total 103 cases diagnosed 2001 were included 133 controls randomly selected from Islands. food frequency questionnaire specifically designed for Chinese pattern to collect information intake. computerized database other relative each participant completed. Total calories 15 nutrients calculated according composition table their adjusted odds ratios (ORs) 95% confidence intervals (CIs) estimated by gender using unconditional logistic regression models. RESULTS: High protein, saturated fat, cholesterol observed with increased risk particularly males (ORQ4 vs Q1 10.3, 3.24, 2.76 respectively). While carbohydrate a significant high-risk = 14.8; P linear trend 0.024) females. Regardless gender, reported significantly higher daily intake sodium mainly salts. As vitamins C, an inversed GC found. Baseline characteristics participants briefly described. CONCLUSION: The findings this confirm role diet-related exposure etiology point view epidemiology. An is associated sodium, while consumption polyunsaturated vitamin ascorbic acid may have protective effect against cancer.