Volume 7, Number 6—December 2001
Dispatch
Rift Valley Fever Outbreak, Mauritania, 1998: Seroepidemiologic, Virologic, Entomologic, and Zoologic Investigations
Pierre Nabeth*, Yacouba Kane†, Mohameden O. Abdalahi‡, Mawlouth Diallo§, Kader Ndiaye§, Khalilou Ba¶, Fabien Schneegans†, Amadou Alpha Sall§
, and Christian Mathiot§
, and Christian Mathiot§Table
Serologic, virologic, entomologic, and zoologic investigations, Rift Valley fever outbreak, Mauritania, 1998
| Mosquito species | No. | Abundanceb | Virus isolation |
|---|---|---|---|
| Anopheles pharoensis | 8 | 1.5 | 0 |
| Anopheles rhodesiensis | 27 | 4.9 | 0 |
| Anopheles rufipes | 11 | 2.0 | 0 |
| Culex antennatus | 1 | 0.2 | 0 |
| Culex decens | 25 | 4.6 | 0 |
| Culex neavei | 68 | 12.5 | 0 |
| Culex perfuscus | 4 | 0.7 | 0 |
| Culex poicilipes | 191 | 34.9 | 0 |
| Culex quinquefasciatus | 211 | 38.6 | 0 |
| Total no. of mosquitoes | 546 | 100 | 0 |
| Sandflies | 524 | 0 | |
| Biting midges | 78 | 0 | |
| Total no. of arthropods | 1,148 | 0 | |
aNA = Number of abortions; PMR = perinatal mortality rate; CI = 95% confidence intervals.
bAbundance = number of individuals of one species/total number of mosquitoes collected.
