Volume 10, Number 6—June 2004

Research

Environmental Exposure and Leptospirosis, Peru

Michael A.S. Johnson*†, Hannah Smith†, Priya Joseph†, Robert H. Gilman*†, Christian T. Bautista*‡, Kalina J. Campos*§, Michelle Cespedes†, Peter Klatsky†, Carlos Vidal¶, Hilja Terry†, Maritza M. Calderon*§, Carlos Coral†, Lilia Cabrera†, Paminder S. Parmar†, and Joseph M. Vinetz# 

Author affiliations: *Asociación Benéfica Prisma, Lima, Peru; †Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA; ‡U.S. Naval Medical Center Research Detachment, Lima, Peru; §Universidad Peruana Cayetano Heredia, Lima, Peru; ¶Ministry of Health, Iquitos, Peru; #University of California San Diego School of Medicine, La Jolla, California, USA

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Figure 3

Figure 3. Prevalence of antileptospiral immunoglobulin (Ig) M/IgG antibodies by age group. Number above each bar is the sample size for the specified age group and site. The trend of increasing prevalence by age is significant for Belen and the rural communities (p = 0.018 and p = 0.012, respectively).

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