1. Seroprevalence of Trypanosoma cruzi among mothers and children in rural Mayan communities and associated reproductive outcomes.
- Author
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Gamboa-León R, Ramirez-Gonzalez C, Pacheco-Tucuch FS, O'Shea M, Rosecrans K, Pippitt J, Dumonteil E, and Buekens P
- Subjects
- Adult, Chagas Disease ethnology, Chagas Disease immunology, Chagas Disease parasitology, Child, Child, Preschool, Enzyme-Linked Immunosorbent Assay, Female, Humans, Infant, Infant, Newborn, Male, Mexico epidemiology, Middle Aged, Mothers, Rural Population, Seroepidemiologic Studies, Stillbirth ethnology, Trypanosoma cruzi immunology, Antibodies, Protozoan blood, Chagas Disease transmission, Indians, South American, Infectious Disease Transmission, Vertical, Reproduction, Trypanosoma cruzi isolation & purification
- Abstract
Our objective was to determine the seroprevalence of Trypanosoma cruzi infection among mothers and children in two rural Mayan communities in Yucatan, Mexico and examine sociodemographic characteristics and adverse reproductive outcomes associated with maternal infection. We performed household surveys in the communities of Sudzal and Teya. Mothers were interviewed, and blood samples were obtained to perform rapid tests and enzyme-linked immunosorbent assays (ELISAs). We surveyed 390 mothers and 685 children. The overall seroprevalence was 2.3% among mothers and 0.4% among children. In Sudzal, we found a seroprevalence of 4.4% among mothers and 0.7% in children. In Teya, we found a seroprevalence of 0.9% among mothers and 0.3% among children. Compared with uninfected mothers, seropositive mothers reported more stillbirths (relative risk = 4.7; 95% confidence interval = 2.1-10.4). T. cruzi infection is present in these communities, and infected children indicate active transmission. Seropositivity in mothers is associated with a history of adverse reproductive outcomes., (© The American Society of Tropical Medicine and Hygiene.)
- Published
- 2014
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