Documents
Study protocol
Initial protocol

Generic protocol for ECDC studies of COVID-19 vaccine effectiveness against confirmed SARS-CoV-2 using healthcare worker cohorts, version 1.0.pdf

English (1.05 MB - PDF) View document
Updated protocol

Generic protocol for ECDC studies of COVID-19 vaccine effectiveness against confirmed SARS-CoV-2 using healthcare worker cohorts, version 3.0.pdf

First published: 03/04/2025
English (852.03 KB - PDF) View document
Study results
Study report
Study report
Interim analysis of COVID-19 vaccine effectiveness in healthcare workers, an EC…
Other information
Study, other information
Generic protocol for ECDC studies of influenza vaccine effectiveness against co…