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Volume 9, Number 12—December 2003

Research

Trypanosoma cruzi in Persons without Serologic Evidence of Disease, Argentina

Oscar A. Salomone*Comments to Author , Ana L. Basquiera*, Adela Sembaj†, Ana M. Aguerri†, María E. Reyes‡, Mirtha Omelianuk*, Ruth A. Fernández†, Julio Enders†, Atilio Palma†, José Moreno Barral†, and Roberto J. Madoery*
Author affiliations: *Hospital Privado Centro Médico de Córdoba, Córdoba, Argentina; †Universidad Nacional de Córdoba, Córdoba, Argentina; ‡Ministerio de Salud de Córdoba, Córdoba, Argentina

Main Article

Table 1

Demographic and laboratory characteristics of study participantsa

Variable Total
(n = 194) Urban population
(n = 110) Rural population (n = 84)
Age, mean ± SD (y)
52 ±14
56 ±14
48 ±15
Male (%)
36
37
33
Negative serologic finding, n (%)
80 (41)
34 (31)
46 (54)
Positive PCR assay, n (%)
34 (17)
14 (13)
20 (24)
Positive PCR assay and negative serologic findings, n (%) 12 (6) 3 (9) 9 (20)

aPCR, polymerase chain reaction.

Main Article

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