Welcome to the Surveillance Knowledge Repository

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Hepatitis C is a nationally notifiable viral infection that occurs as a result of parenteral contact with infected body fluids. An estimated 3.5 million persons are currently infected with HCV.1 Infection status is divided into acute (short-term, onset within 6 month of exposure) and chronic (... Read more

Content type: Abstract

The October 2010 eruption of Mt Merapi (the most active volcano in the Indonesia that erupts at 5-years intervals) claimed 141 lives, injured 453 people and displaced at least 278,000 people. This geological event became a disaster as national and international agencies had to step in to assist... Read more

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In January 2017, the NSSP transitioned their BioSense analytical tools to Electronic Surveillance System for Early Notification of Community-Based Epidemics (ESSENCE). The chief complaint field in BioSense 2.0 was a concatenation of the record's chief complaint, admission reason, triage notes,... Read more

Content type: Abstract

In November of 2011 BioSense 2.0 went live to provide tools for public health departments to process, store, and analyze meaningful use syndromic surveillance data. In February of 2012 ESSENCE was adapted to support meaningful use syndromic surveillance data and was installed on the Amazon... Read more

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To compare the completeness of emergency department (ED) visit and hospital admissions data collected electronically for syndromic surveillance and data collected manually for a field surveillance exercise.

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The Ontario Telehealth Telephone Helpline (henceforth referred to as “Telehealth”) was implemented in Ontario in 2001. It is administered by Clinidata, a private contractor hired by the Ontario Ministry of Health and Long-Term Care, 24 hours a day, 7 days a week, including holidays, at no cost... Read more

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It is well known that diabetic patients are particularly sensitive to infections however no robust diagnostic test for the early detection of infection has been developed to date. Glucose levels  would be an ideal indicator, since diabetics measure their blood glucose (BG) on a daily basis along... Read more

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For public health surveillance to achieve its desired purpose of reducing morbidity and mortality, surveillance data must be linked to public health response. While there is evidence of the growing popularity of syndromic surveillance (1,2), the impact or value added with its application to... Read more

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On 12 January 2010 at 1652 hours local time, an earthquake measuring 7.0 on the Richter scale struck near the Haitian capital of Port-au-Prince and created enormous devastation. Florida, as the state closest to Haiti, became an initial focal point for assisting the federal repatriation and... Read more

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Evaluation of a public health surveillance system is one of the major outputs of the field attachment of the Nigeria Field Epidemiology and Laboratory Training Programme.To conduct this activity, the HIV/AIDS surveillance system in Enugu State, Nigeria was evaluated. The evaluation was conducted... Read more

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