Gastric Cancer and Helicobacter Pylori Infection in Lima, Peru: The Role of Water Contamination
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 入组人数
- 107
- 试验地点
- 1
- 主要终点
- Detect H. pylori in public drinking water of Lima Peru
研究概览
简要总结
The objective of this study is to elucidate the role of drinking water derived from the public source in Lima, Peru and transmission of H. pylori infection using genotypic techniques.
详细描述
The objective of this study is to detect the presence of Helicobacter Pylori in the drinking water derived from the public network by molecular and genomic techniques in districts of Lima (Brena, Chorrillos, Comas, El Agustino, La Victoria, Lince, Los Olivos, Miraflores, Puente Piedra, Rimac, San Isidro, San Juan de Lurigancho, San Martin de Porres, Villa El Salvador, and Villa Maria del Triunfo) with high and low incidence of gastric carcinoma. The secondary objective of this study is to establish correlations between the findings in water and those of the stomach of patients with symptoms of dyspepsia who live in those districts.
研究设计
- 研究类型
- Observational
- 观察模型
- Case Only
- 时间视角
- Prospective
入排标准
- 年龄范围
- 21 Years 至 70 Years（Adult, Older Adult）
- 性别
- All
- 接受健康志愿者
- 否
入选标准
- •adults between the ages of 21-70 years old who have lived for more than 10 years in the Lima districts listed in protocol,
- •who have a biopsy proven diagnosis of infection by H. pylori.
- •participants must be in good general condition, mentally competent and able to provide informed consent;
- •must not show evidence of dehydration or jaundice;
- •must be willing to complete the patient questionnaires.
- •participants must not have known allergies to any of the antibiotics used in the study.
排除标准
- •pregnancy
结局指标
主要结局
Detect H. pylori in public drinking water of Lima Peru
时间窗: within 1 year of receving last sample
To detect the presence of Helicobacter Pylori (H. pylori) in the drinking water derived from the public network by molecular and genomic techniques in districts of Lima, Peru (districts detailed in protocol).
次要结局
- Correlation of H. pylori in water and those of stomachs of patients with symptoms(Within 1 year of receiving last sample)