This core protocol for ECDC studies of VE against hospitalisation with SARI laboratory-confirmed with SARS-CoV-2 or with influenza, version 3.0, represents an update to the main elements for a multi-country hospital-based study of COVID-19 vaccine effectiveness in patients hospitalised with SARI, initially published as version 1.0 [5], updated to version 2.0 [6].
This core protocol for ECDC studies of vaccine effectiveness against hospitalisation with Severe Acute Respiratory Infection laboratory-confirmed with SARS-CoV-2 or with influenza, version 2.0, represents an update to the main elements for a multi-country hospital-based study of COVID-19 vaccine effectiveness in patients hospitalised with Severe Acute Respiratory Infection (SARI), already published as version 1.0.
This document provides practical guidance to EU/EEA Member States willing to implement a pilot study for the harmonised and coordinated targeted genomic surveillance of SARS-CoV-2 at selected international points of entry (PoE), to complement national and international genomic surveillance.
This document aims to provide guidance for public health and laboratory experts in identifying human infections with animal influenza viruses as early as possible to provide early warning and inform risk assessments and public health measures.