Fig. 1

Influenza vaccine uptake rates in at-risk groups across the UK, 2015–2020. CKD, chronic kidney disease; CHD, chronic heart disease; CRD, chronic respiratory disease; CLD, chronic liver disease; CND, chronic neurological disease; SD, splenic dysfunction (including asplenia). Note: Data from Public Health Scotland, NHS Wales and Health and Social Care Northern Ireland for the 2019–2020 season were not available. Data from Public Health Scotland and Health and Social Care Northern Ireland for specific clinical risk groups were not available