Epidemic Intelligence


What is Epidemic Intelligence?

What is known as Epidemic Intelligence (EI) is the cycle of organized and systematic collection, analysis and interpretation of information from all sources to detect, verify and investigate potential health risks. 

Key facts and statistics

* Annually, approximately 24,000 signals of potential events are screened by PAHO, with 5,000 of these further analyzed and 160 followed upon (3 per week on average).

* The EMS recorded 1,613 events for LAC from 2001 to 2016. In 2017 only, out of 404 events registered by WHO, 119 (27%) were monitored and reported by PAHO, making the Americas the region with the second highest number of events registered behind the African Region (142 events).

* Of the 119 events recorded in 2017 in the Americas, 58 substantiated events were registered in 22 State Parties and 2 territories in 2017. Of that number, 46 (79%) were due to infectious diseases, 4 (7%) were zoonotic/animal disease-related, 3 (5) were food safety-related, 2 (3%) were product-related, 1 (2%) was chemical-related, 1 (2%) was radionuclear, and 1 (2%) was undetermined.