Seyler and colleagues investigated a potential shift in the profile of hospitalised COVID-19 patients in the Brussels University Hospital (UZ Brussel) from March 2020 until February 2022.

Meurisse and colleagues investigated the effectiveness of a mRNA booster vaccination vs. only primary vaccination with regard to the risk of COVID-19 hospitalised patients developing a severe COVID-19 infection dying during their hospital admission. 

Robalo and colleagues studied the effectiveness of different types of vaccines among COVID-19 hospitalised patients with regard to developing a severe COVID-19 infection, getting admitted to the ICU and dying during hospital admission. 

Crèvecoeur and colleagues assessed the efficiency of COVID-19 vaccination in managing COVID-19 outbreaks in Flemish long-term care facilities for elderly.

Nathalie de Visscher and colleagues studied the prevalence of anti-SARS-CoV-2 antibodies in health care workers in a large Belgian hospital after the first and second pandemic waves. 

Molenberghs, Verbeeck, Vandersmissen and Godderis publish regular reports on COVID-19 incidence by employment sector.

Erazo and colleagues used national surveillance data to investigate the impact over the COVID-19 on the risk of COVID-19 hospitalisation. 

Van Goethem and colleagues assessed the risk of developing a severe COVID-19 infection, being admitted to the intensive care unit and in-hospital mortality during the Autumn and Winter 2021-2022.

Schlüter, Masquelier and Camarda investigated a differential mortality impact of the COVID-19 pandemic on district level.