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Volume 12, Number 2—February 2006


Waterborne Toxoplasmosis, Brazil, from Field to Gene

Lenildo de Moura*1, Lilian Maria Garcia Bahia-Oliveira†1, Marcelo Y. Wada*, Jeffrey L. Jones‡, Suely H. Tuboi*, Eduardo H. Carmo*, Walter Massa Ramalho*, Natal J. Camargo§, Ronaldo Trevisan§, Regina M.T. Graça¶, Alexandre J. da Silva‡, Iaci Moura‡, J.P. Dubey#, and Denise O. Garrett**
Author affiliations: *Ministério de Saúde, Brasília, Brasil; †Universidade Estadual do Norte Fluminense Darcy Ribeiro, Rio de Janeiro, Brazil; ‡Centers for Disease Control and Prevention, Atlanta, Georgia, USA; §Secretaria de Saúde do Estado do Paraná, Curitiba, Brazil; ¶Laboratório Central de Saúde Pública, Curitiba, Brazil; #United States Department of Agriculture, Beltsville, Maryland; **Centers for Disease Control and Prevention Foundation, Atlanta, Georgia, USA

Main Article

Table 2

Risk for Toxoplasma gondii infection shown as odds ratios estimated with conditional backward elimination logistic regression, N = 376

Variable Odds ratio Wald confidence limits
Lower Upper p value*
Drinking water from reservoir A 4.55 2.01 5.49 0.001
Drinking >10 glasses of water per day 3.29 1.46 4.46 0.001
Having household water storage tank 1.81 0.99 3.33 0.054
Eating commercial ice cream 4.55 2.01 5.49 0.001

*Significant (p<0.001, rounded).

Main Article

1These authors contributed equally to this study.