Protection of vaccination versus hybrid immunity against infection with COVID-19 Omicron variants among Health-Care Workers

CONCLUSIONS: Hybrid immunity confers higher protection by almost 5-fold compared to full or booster vaccination for COVID-19 infection with the Omicron variant among HCWs who are at high risk of exposure. This may inform public health policies on how to achieve optimal immunity in terms of the timing and mode of vaccination.PMID:36150972 | DOI:10.1016/j.vaccine.2022.09.042
Source: Vaccine - Category: Allergy & Immunology Authors: Source Type: research