Health surveillance data

Surveillance data overview

Public health surveillance is the continuous process of collection, analysis and interpretation of data, and the subsequent dissemination of this information to policy makers, healthcare and other professionals.
Infectious disease surveillance

Infectious disease surveillance helps us monitor illness, detect outbreaks and guide the response to protect public health. Find data, reports and analysis here on infectious diseases across Northern Ireland for professionals, researchers and the wider public.
Respiratory infections surveillance
Healthcare associated infections (HCAIs)
Blood-borne viruses and STIs surveillance

The blood-borne viruses and sexually transmitted infections (STIs) team is responsible for surveillance and control activities for hepatitis B, hepatitis C, HIV, syphilis, chlamydia and other sexually transmitted infections.
Gastrointestinal infections data

This page provides surveillance data on selected gastrointestinal diseases.

Surveillance data overview