Volume 20, Number 8—August 2014
Letter
Serologic Surveillance for West Nile Virus in Dogs, Africa
Bernard Davoust
, Isabelle Leparc-Goffart, Jean-Paul Demoncheaux, Raphaël Tine, Mamadou Diarra, Grégory Trombini, Oleg Mediannikov, and Jean-Lou Marié
, Isabelle Leparc-Goffart, Jean-Paul Demoncheaux, Raphaël Tine, Mamadou Diarra, Grégory Trombini, Oleg Mediannikov, and Jean-Lou Marié
Table
Prevalence of West Nile virus antibodies in dog populations, France and Africa, 2003–2012
| Country and area | No. dogs, N = 753 | No. positive for IgG by ELISA | No. results confirmed by Western blot | Prevalence, % (95% CI) |
|---|---|---|---|---|
| France | ||||
| Corsica | 35* | 3 | 0 | 0 (0–10) |
| Var | 25* | 3 | 3 | 12.0 (2.5–31.2) |
| Gard | 11* | 1 | 1 | 9.1 (0.2–41.3) |
| Imported from | ||||
| Germany/the Netherlands | 9* | 0 | 0 | 0 (0–33.6) |
| Hungary |
24* |
6 |
3 |
12.5 (2.7–32.4) |
| Djibouti |
47* |
8 |
6 |
12.8 (4.8–25.7) |
| N'Djamena, Chad | 50* | 13 | 12 | 24.0 (13.1–38.2) |
| 5 |
5 |
5 |
100.0 (47.8–100.0) |
|
| Senegal | ||||
| Dakar | 11* | 0 | 0 | 0 (0–28.5) |
| 16† | 3 | 3 | 18.7 (4.1–45.6) | |
| Siné-Saloum | 33 | 6 | 1 | 3.0 (0.1–15.8) |
| Casamance |
81 |
3 |
3 |
3.7 (0.8–10.4) |
| Abidjan, Côte d’Ivoire | 137 | 7 | 3 | 2.2 (0.5–6.3) |
| Kinshasa, Democratic Republic of the Congo | 24 | 4 | 3 | 12.5 (2.7–32.4) |
| Haut-Ogooué, Gabon | 245 | 0 | 0 | 0 (0–1.5) |
*French military working dogs.
†Senegalese gendarmerie working dogs.
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