Current level of influenza activity: |
Low |
Trend: |
Decreasing |
News: |
Influenza circulation is now returning to low levels, although overall activity has decreased. COVID-19 cases are at low levels but increased since week 16. |
For the latest annual influenza and acute respiratory infections in Wales reports see: Annual influenza surveillance and influenza vaccination uptake reports
Weekly surveillance reports
Latest report: Public Health Wales Influenza Surveillance Report: Week 17 2024
Latest vaccination coverage data: Public Health Wales Influenza Vaccination Coverage Downloadable Data
Key points
In Wales:
Flu activity surveillance update
- The GP consultation rate for influenza in Wales during week 17 reported through the GP Sentinel Surveillance of Infections Scheme was 5.7 consultations per 100,000 practice population..
- The rate increased compared to week 16 (4.7 consultations per 100,000).
Virological surveillance update
- 120 surveillance samples from patients with ILI symptoms collected by sentinel GPs and community pharmacies during Week 17. Of the 120 samples, four tested positive for influenza A (four influenza A(H3N2), 24 rhinovirus, 16 mycoplasma, 10 parainfluenza, four seasonal coronavirus, three human metapneumovirus, two influenza B, two adenovirus, two enterovirus, one RSV, one bocavirus and one SARS-CoV-2 as at 01/05/2024
- During week 17, 1,375 hospital and non-sentinel GP patient samples underwent full respiratory screen multiplex testing by Public Health Wales Microbiology, of which, 18 were positive for influenza. A number of other causes of acute respiratory infection were identified (see full report). These tests are usually prioritised for symptomatic patients in hospitals, or less commonly community settings.
- Confirmed RSV case incidence in children aged under 5 remained at baseline intensity levels.
Hospitalisations in confirmed cases of influenza and RSV
- The 7-day rolling sums of cases hospitalised within 28 days of an influenza or RSV positive test result in the community (or up to two days post-admission) were eight and five respectively during Week 17, and 18 for SARS-CoV-2 during week 17.
- For further information see the Public Health Wales Dashboard on hospital admissions in ARI cases
In the UK and Europe
World Overview
- The WHO reported on 24/04/2024, based on data up to 14/04/2024 that influenza activity continues to decrease in the northern hemisphere and remains low in the southern hemisphere.
- In the Northern hemisphere some countries in Central America, Eastern Europe and the Caribbean are reporting continued circulation. The predominant subtype varies by region.
- In the Southern hemisphere, influenza activity remained low with a few exceptions in South America, where influenza activity increased with predominantly influenza A detections.
- See full WHO influenza update
COVID-19
MERS-CoV and H7N9 Updates
- On the 10/07/2023 WHO were notified by the United Arab Emirates(UAE) of a case of MERS-CoV. In total, 2,605 laboratory-confirmed cases of locally acquired Middle East Respiratory Syndrome coronavirus (MERS-CoV) worldwide, including 936 deaths
- The latest WHO Influenza at Human-Animal Interface summary (08/04/2022 to 13/05/2022) reports that there have been no publicly available records from China or other countries on avian influenza A(H7N9) in recent months. Since February 2013, a total of 1,568 laboratory-confirmed cases of human infection with avian influenza A(H7N9), including at least 616 deaths, have been reported.
- Updates are available from WHO Global Alert and Response
- Latest WHO Influenza Monthly Risk Assessment Summary
- Public Health Wales has published advice to health professionals which is available at MERS-CoV and Influenza H7N9 infection control preparedness
Weekly Influenza Surveillance Reports for Wales
Reports Archive