Volume 17, Number 12—December 2011
Research
Transmission of Guanarito and Pirital Viruses among Wild Rodents, Venezuela
Table 3
Prevalence of arenavirus infections in rodents captured on Hato Maporal, municipality of Guanarito, Portuguesa State, Venezuela, February 1997
Site* |
No. traps |
No. trap-nights |
Trap success rate (%) |
Prevalence of infection† |
Total rodents |
||
Cotton rat |
Cane mouse |
Rice rat |
|||||
A | 80 | 160 | 36/160 (22.5) | 5/14 | 12/20 | 0/2 | 17/36 |
B | 160 | 640 | 82/640 (12.8) | 30/41 | 15/37 | 0/4 | 45/82 |
C | 100 | 200 | 10/200 (5.0) | 2/2 | 4/7 | 0/1 | 6/10 |
Total | 340 | 1,000 | 128/1,000 (12.8) | 37/57 | 31/64 | 0/7 | 68/128 |
*Traps were set at site A on February 4 and 5; site B on February 4, 5, 11, and 12; and site C on February 5 and 12.
†Number of infected (culture-positive or antibody-positive) rodents/total number of rodents tested (captured). Cotton rat, Alston’s cotton rat (Sigmodon alstoni); cane mouse, short-tailed cane mouse (Zygodontomys brevicauda); rice rat, delicate pygmy rice rat (Oligoryzomys delicatus).