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Volume 5, Number 6—December 1999

Research

Hantavirus Reservoir Hosts Associated with Peridomestic Habitats in Argentina

Gladys Calderón*Comments to Author , Noemí Pini*, Jorge Bolpe†, Silvana Levis*, James Mills‡, Elsa Segura*, Nadia Guthmann§, Gustavo Cantoni¶, José Becker*, Ana Fonollat#, Carlos Ripoll**, Marcelo Bortman‡‡, Rosendo Benedetti‡‡, Marta Sabattini§§, and Delia Enria*

Author affiliations: *Instituto Nacional de Enfermedades Virales Humanas "Dr. Julio I. Maiztegui," ANLIS, "Dr. Carlos G. Malbrán," Pergamino, Buenos Aires, Argentina; †Departamento de Zoonosis Rurales de Azul, Azul, Buenos Aires, Argentina; ‡Centers for Disease Control and Prevention, Atlanta, Georgia, USA; §Universidad Nacional del Comahue, S.C. de Bariloche, Rio Negro, Argentina; ¶Consejo Provincial de Salud Pública, Rio Negro, Argentina; #Fundación Lillo, San Miguel de Tucumán, Argentina; **Departamento de Chagas y Patologías Regionales, San Salvador de Jujuy, Argentina; ††Subsecretaría de Salud, Neuquén, Argentina; ‡‡Zona Sanitaria Noroeste, Esquel, Chubut, Argentina; and the Hantavirus Study Group1

Main Article

Table 2

Relative proportiona of rodent species in each site category, by site

Site type/total no. captured
pc
Zone Speciesb DU/2 PU/5 DR/18 PR/227 OU/10 OR/58 PRvsOR
Northern Av 0 20.0 0 23.8 10.0 31.0 NS
Cc 50.0 20.0 0 17.2 20.0 17.2 NS
Och 0 20.0 0 14.5 0 1.7 *
Ol 0 0 0 14.1 0 3.4 *
As 0 0 5.6 9.7 0 1.7 NS
Mm 50.0 0 0 1.3 0 1.7 NS
Rr 0 0 88.9 4.0 20.0 1.7 NS
Others 0 40.0 5.6 15.4 50.0 41.4 *
DU/14
PU/162
DR/3
PR/805
OU/7
OR/389
PUvsPR
PRvsOR
PUvsOR
Central Aa 0 54.9 0 30.3 0 53.2 * * NS
Of 0 6.2 33.3 45.3 0 16.2 * * *
Cm 0 2.5 0 5.1 0 13.6 NS * *
Cl 0 0.6 33.3 4.3 0 1.3 * * NS
Hb 0 0 0 0 0 6.4 ND * *
Mm 100 33.9 33.3 11.5 100 0.5 * * *
Rr 0 0.6 0 1.1 0 0.3 NS NS NS
Others 0 1.2 0 2.2 0 8.5 NS * *
DU/10
PU/21
DR/0
PR/161
OU/55
OR/355
PRvsOU
PRvsOR
OUvsOR
Southern Ol 80.0 14.3 0 65.8 47.3 57.5 * NS NS
Al 0 38.1 0 9.3 45.4 36.6 * * NS
Ao 0 4.8 0 10.6 1.8 3.1 NS * NS
Mm 20.0 38.1 0 9.3 0 2.0 * * NS
Others 0 4.8 0 5.0 5.4 0.8 NS * *

aCalculated as the percentage of total captures in a given site category represented by each species.
bAv, Akodon varius; Cc, Calomys callosus; Och, Oligoryzomys chacoensis; Ol, Oligoryzomys longicaudatus; As, Akodon spegazzinii; Mm, Mus musculus; Rr, Rattus rattus: Aa, Akodon azarae; Of, Oligoryzomys flavescens; Cm, Calomys musculinus;
Cl, Calomys laucha; Hb, Holochilus brasiliensis; Al, Abrothrix longipilis; Ao, Abrothrix olivaceus.
cChi-square test for comparison of two proportions in two independent samples. Epi Info version 6.04.
*p <0.05; NS, p >0.05; ND, not done. Comparisons were made and are shown only for cases where sample size was sufficient for statistical comparisons.

Main Article

1Eduardo Herrera and Edmundo Larrieu, Consejo Provincial de Salud Pública, Rio Negro, Argentina; María Cacace, Hospital San Vicente de Paul, Orán, Salta, Argentina; Roberto Gonzalo, Ricardo Fernandez, Gustavo Martinez, and Alberto Suzzi, Zona Sanitaria Noroeste, Esquel, Chubut, Argentina.

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