The observed or calculated probability of the occurrence of an event, Xâe.g., toxic exposure, infection, etc.âin a population relative to its exposure to a specific hazard or pathogen. Absolute risk is risk stated without any context whatsoever.
Malaria is a serious infection. It is common in tropical countries such as parts of Africa, Asia and South America. Malaria is a disease caused by a parasite called Plasmodium that lives in mosquitoes.
(January 2002) According to the United Nations Children's Fund (UNICEF), malaria is widespread in 100 countries and territories worldwide, largely in the less developed tropical areas of Africa, Asia, and Latin America.