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.
1 Most cases of malaria and most of the deaths caused by malaria occur in Africa.  Although most cases of malaria are caused by Plasmodium falciparum or P. vivax, P. falciparum accounts for almost all of the deaths caused by malaria.