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Volume 15, Number 12—December 2009


Cross-sectional Survey of Hantavirus Infection, Brazil

Jean E. LimongiComments to Author , Fabíola C. da Costa, Rogério M.C. Pinto, Renata C. de Oliveira, Camila Bragagnolo, Elba R.S. Lemos, Márcia B.C. de Paula, Adalberto A. Pajuaba Neto, and Marcelo S. Ferreira
Author affiliations: Federal University of Uberlândia, Uberlândia, Minas Gerais, Brazil (J.E Limongi, F.C. da Costa, R.M.C. Pinto, M.S. Ferreira); Department of Public Health, Uberlândia (J.E Limongi, M.B.C. de Paula, A.A. Pajuaba Neto); Oswaldo Cruz Foundation, Rio de Janeiro, Brazil (R.C. de Oliveira, C. Bragagnolo, E.R.S. Lemos)

Main Article

Table 2

Incidence of hantavirus pulmonary syndrome and hantavirus antibody prevalence in the municipality of Uberlândia, Brazil, according to geographic area, 2006*

Variable Area
p value† OR (95% CI)
Overall Rural Periurban
Cases‡ 13 5 8 0.24 1.92 (0.63–5.90)
Population 71,122 17,406 53,716§
Cumulative incidence, 1998–2005 (×104)

Antibody positive 12 8 4 0.38 0.49 (0.14–1.65)
Sample 400 200 200
Prevalence, % (95% CI)† 3.0 (1.3–4.7) 4.0 (1.3–6.7) 2.0 (0.1–3.9)

*OR, odds ratio; CI, confidence interval.
†Rural versus periurban. Determined by using 2-tailed Fisher exact or binomial tests for 2 proportions.
‡Limongi et al. (3).
§Total population of the southern part of the periurban area.

Main Article