Research and analysis

Giardia: national laboratory data

Annual data of reported Giardia infections in England and Wales since 2007.

• From: UK Health Security Agency
• Published: 30 May 2019
• Last updated: 8 April 2026 — See all updates

Documents

Giardia data 2008 to 2017

Ref: PHE publication gateway reference GW-442

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Giardia data 2007 to 2016

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Details

This document summarises annual laboratory reports of Giardia infection in England and Wales since 2007.

The data includes:

• annual and regional statistics
• age and sex distribution
• seasonal variation
• information on foodborne outbreaks

Published 30 May 2019

Last updated 8 April 2026 + show all updates

1. 8 April 2026

   Rebranded to UKHSA.

2. 30 May 2019

   First published.