Communicable disease threats report, 12-18 September, week 38
September 19, 2026
Reporting protocol for zoonotic influenza virus
This reporting protocol describes data collection for human cases of zoonotic influenza viruses, with the aim to support assessment of key indicators and trends over time and inform situational risk assessments.
Epidemiological update: SARS-CoV-2 and NB.1.8.1 variant assessment
Increases in infections due to SARS-CoV-2, associated with an increase in detections of the NB.1.8.1 variant, have been observed in some countries in Asia (including China, Hong Kong, Singapore) in recent weeks. ECDC and WHO have classified NB.1.8.1 as a variant under monitoring (VUM).
Slow increases in COVID-19 observed across EU/EEA as a new variant emerges
ECDC is closely monitoring increasing SARS-CoV-2 activity in the EU/EEA, and the emergence of the recently identified Omicron-descendant variant NB.1.8.1 has been associated with a rise in infections in some countries in Asia, including China, Hong Kong and Singapore.
COVID-19 vaccination coverage in the EU/EEA during the 2024–25 season campaigns
This report presents a description of COVID-19 vaccine coverage in the European Union/European Economic Area (EU/EEA) between 1 August 2024 and 28 March 2025.
Reporting Protocol for integrated respiratory virus surveillance
This Reporting Protocol describes data collection for influenza, COVID-19, and other respiratory viruses (such as RSV or new viruses of public health concern) in the EU/EEA and wider WHO European Region. Data collection is integrated for most datasets in line with the operational considerations for respiratory virus surveillance in Europe.
