Effectiveness of the COVID-19 vaccines against hospitalisation with Omicron sub-lineages BA.4 and BA.5 in England

• Freja Cordelia Møller Kirsebom,
• Nick Andrews,
• Julia Stowe,
• Natalie Groves,
• Meera Chand,
• Mary Ramsay,
• Jamie Lopez Bernal

Affiliations

Freja Cordelia Møller Kirsebom

UK Health Security Agency, London, United Kingdom

Nick Andrews

UK Health Security Agency, London, United Kingdom; NIHR Health Protection Research Unit in Vaccines and Immunisation, London School of Hygiene and Tropical Medicine, London, United Kingdom

Julia Stowe

UK Health Security Agency, London, United Kingdom

Natalie Groves

UK Health Security Agency, London, United Kingdom

Meera Chand

UK Health Security Agency, London, United Kingdom; Guys and St Thomas's Hospital NHS Trust, London, United Kingdom

Mary Ramsay

UK Health Security Agency, London, United Kingdom; NIHR Health Protection Research Unit in Vaccines and Immunisation, London School of Hygiene and Tropical Medicine, London, United Kingdom

Jamie Lopez Bernal

UK Health Security Agency, London, United Kingdom; NIHR Health Protection Research Unit in Vaccines and Immunisation, London School of Hygiene and Tropical Medicine, London, United Kingdom; NIHR Health Protection Research Unit in Respiratory Infections, Imperial College London, London, United Kingdom; Corresponding author.