Seasonal variations in the risk of gastrointestinal illness on a tropical recreational beach

• DOI: 10.2166/wh.2012.076
• Publication Date: 2012-11-19T16:44:44Z
• Authors: Lyzbeth Cordero; Jose Norat; Hernando Mattei; Cruz Nazario
• Keywords: Wet season; Tropical climate

The objectives of this study were to examine the seasonal changes in risk gastrointestinal (GI) illness beachgoers tropics, compare association between GI and water quality using various indicator organisms, other beach health hazards. A prospective cohort during two periods (summer autumn) was conducted a surrounded by intensive residential development. Analyses demonstrated that although densities indicators well below standards throughout study, they significantly higher autumn season. incidence among also rainy observed for bathers season when compared non-bathers, while somewhat lower summer. This showed rainfall contributes levels microbial contaminants beachgoers. Enterococcus culture counts highest odds ratio all parameters including those molecular methods. much children under 5 years