Identifying Multiple Possible Outbreak Sources: Difference between revisions

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The following histogram shows that, in an epidemic of hepatitis A in Ibiza, Spain, in 2001, three groups of cases were identified. The epidemic curve can be devised into 3 subgroups (restaurant attendants, customers of shop-B, and hotel C residents). Subsequently, detailed investigation and case control studies could have been conducted to identify vehicles and risk factors specific to each subgroup.
The following histogram shows that, in an epidemic of hepatitis A in Ibiza, Spain, in 2001, three groups of cases were identified. The epidemic curve can be devised into 3 subgroups (restaurant attendants, customers of shop-B, and hotel C residents). Subsequently, detailed investigation and case control studies could have been conducted to identify vehicles and risk factors specific to each subgroup.


[[File:0334.image008.gif-550x0.png|1000px|frameless|center]]
[[File:0334.image008.gif-550x0.png|1200px|frameless|center]]


Source: Instituto Carlos III, Madrid, Spain
Source: Instituto Carlos III, Madrid, Spain

Latest revision as of 04:51, 29 March 2023

The following histogram shows that, in an epidemic of hepatitis A in Ibiza, Spain, in 2001, three groups of cases were identified. The epidemic curve can be devised into 3 subgroups (restaurant attendants, customers of shop-B, and hotel C residents). Subsequently, detailed investigation and case control studies could have been conducted to identify vehicles and risk factors specific to each subgroup.

0334.image008.gif-550x0.png

Source: Instituto Carlos III, Madrid, Spain

FEM PAGE CONTRIBUTORS 2007

Editor
Graham Fraser
Original Authors
Alain Moren
Marta Valenciano
Contributors
Graham Fraser
Lisa Lazareck
Vladimir Prikazsky