Up to 6 February 2009 (Epidemiological Weeks/ EWs 1–5), reports indicate:
- 12,372 suspected cases of dengue.
- 1,326 confirmed cases of classic dengue.
- 55 suspected cases of dengue hemorrhagic fever (DHF).
- 7 deaths under investigation.
- Fatality Rate: 12.7 %
- Serotypes identified: DEN 1 and 3
Departments affected: Beni, Chuquisaca, Cochabamba, La Paz, Oruro, Pando, Potosi, Santa Cruz de la Sierra, Tarija. The increase in incidence is mostly concentrated in Santa Cruz de la Sierra.