‘Viruses’ presents the research of Erazo and colleagues on the impact of the COVID-19 vaccine on COVID-19 hospitalisation. The national COVID-19 surveillance data was used to analyse aggregated information on 27,608 COVID-19 patients hospitalised between October 2021 and February 2022, stratified by age category and vaccination status. The findings confirm that the COVID-19 vaccines provides protection against COVID-19 hospitalisation in all age groups. The article further discusses interesting differences over time due to potential waning effects of the vaccine and the influence of the Omicron variant. 

The full article is available via: https://www.mdpi.com/1999-4915/14/6/1315