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Correlation between Trichomonas vaginalis and Concurrency: An Ecological Study
Chris R Kenyon1, Deven T Hamilton2
1HIV/STI Unit, Institute of Tropical Medicine Antwerp, Nationalestraat 155, 2000 Antwerpen, Belgium; Department of Medicine, University of Cape Town, Anzio Road, Cape Town, South Africa.
Interdisciplinary Perspectives on Infectious Diseases
|March 8, 2016
Summary
Sexual partner concurrency is positively correlated with Trichomonas vaginalis (TV) prevalence globally and within the US. Further research is needed to confirm concurrency
Area of Science:
- Epidemiology
- Public Health
- Infectious Diseases
Background:
- Trichomonas vaginalis (TV) prevalence varies significantly across countries and racial groups.
- Sexual behaviors, such as partner concurrency, may influence TV transmission dynamics.
Purpose of the Study:
- To investigate the correlation between sexual partner concurrency and the prevalence of Trichomonas vaginalis (TV).
Main Methods:
- Spearman's correlation was used to analyze data from 11 countries and three US racial groups.
- Data sources included WHO Survey for concurrency and Global Burden of Disease estimates for TV prevalence.
Main Results:
- A significant positive correlation was observed between TV prevalence and partner concurrency internationally (rho = 0.84, P = 0.001).
- A perfect positive correlation was found in the US study (rho = 1.0, P < 0.001).
Conclusions:
- Partner concurrency is strongly associated with Trichomonas vaginalis prevalence.
- Longitudinal studies measuring partner behaviors are necessary to establish causality in TV spread.
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