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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
immunology and microbiology
Association of schistosomiasis and HIV infection in Tanzania
American Journal of Tropical Medicine and Hygiene, Volume 87, No. 5, Year 2012
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Description
Animal and human studies suggest that Schistosoma mansoni infection may increase risk of human immunodeficiency virus (HIV) acquisition. Therefore, we tested 345 reproductive age women in rural Tanzanian villages near Lake Victoria, where S. mansoni is hyperendemic, for sexually transmitted infections (STIs) and schistosomiasis by circulating anodic antigen (CAA) serum assay. Over one-half (54%) had an active schistosome infection; 6% were HIV-seropositive. By univariate analysis, only schistosome infection predicted HIV infection (odds ratio [OR] = 3.9, 95% confidence interval = [1.3-12.0], P = 0.015) and remained significant using multivariate analysis to control for age, STIs, and distance from the lake (OR = 6.2 [1.7-22.9], P = 0.006). HIV prevalence was higher among women with more intense schistosome infections (P = 0.005), and the median schistosome intensity was higher in HIV-infected than -uninfected women (400 versus 15 pg CAA/mL, P = 0.01). This finding suggests that S. mansoni infection may be a modifiable HIV risk factor that places millions of people worldwide at increased risk of HIV acquisition. Copyright © 2012 by The American Society of Tropical Medicine and Hygiene.
Authors & Co-Authors
Downs, Jennifer Alzos
Unknown Affiliation
van Dam, Govert Jan
Unknown Affiliation
Changalucha, John M.
Unknown Affiliation
Corstjens, Paul L.A.M.
Unknown Affiliation
Peck, Robert N.
Unknown Affiliation
de Dood, Claudia J.
Unknown Affiliation
Bang, Heejung
Unknown Affiliation
Andreasen, Aura
Unknown Affiliation
Kalluvya, Samuel Elias
Unknown Affiliation
van Lieshout, Lisette
Unknown Affiliation
Johnson, Warren D.
Unknown Affiliation
Fitzgerald, Daniel W.
Unknown Affiliation
Statistics
Citations: 106
Authors: 12
Affiliations: 8
Identifiers
Doi:
10.4269/ajtmh.2012.12-0395
ISSN:
00029637
Research Areas
Health System And Policy
Infectious Diseases
Sexual And Reproductive Health
Study Design
Cross Sectional Study
Case-Control Study
Study Locations
Tanzania
Participants Gender
Female