Funding for this research was provided by:
Public Health (JV1210A)
Received: 13 December 2019
Accepted: 29 October 2020
First Online: 20 November 2020
Ethics approval and consent to participate
: Data used in this study were pseudonymised primary care data extracted from general practices who are members of the RCGP RSC network. These data were extracted into a secure network. Patients who opt out of data sharing are excluded from the extraction process.This study was defined as a study of “Usual Practice,” by the UK Health Research Authority decision tool (ExternalRef removed) and as such did not require formal ethical approval. The study was approved by the RCGP Data Access Committee.
: Not applicable.
: SdeL is the Director of RCGP RSC, principally funded by PHE. He has received funding from GSK and Seqirus through the University of Surrey to study the monitoring of vaccine adverse events and attitudes to flu vaccination, respectively. He has attended advisory Boards for Sanofi and Seqirus.