Intestinal parasites in two indigenous ethnic groups in northwestern Amazonia

摘要: Approximately 90% of the population in northwestern Amazonia is composed indigenous people and their healthcare still a challenge. The objective this study was to determine frequency parasites two ethnic groups (Bare Baniwa) Amazonia. Stool samples from 270 individuals (199 Baniwa 71 Bare) were analyzed using Richie's method spontaneous sedimentation method. Statistical differences among proportions infected based on gender, age, ethnicity determined. All by protozoans or helminths. most frequent Ascaris lumbricoides (73%), Entamoeba spp. (53%), Giardia intestinalis (48%). Protozoan more common children aged 0-12 years; however, helminths, such as hookworms A. lumbricoides, higher adults. There no significant parasite frequencies between different genders groups. Mixed infections protozoan and/or helminth species detected 96% individuals. One individual 14 species. A high intestinal found Bare Improvements infrastructure health education programs are required reduce risk infection parasites.