Received: 16 July 2020
Accepted: 11 December 2020
First Online: 4 January 2021
Ethics approval and consent to participate
: A data governance framework by the National Institute for Cardiovascular Outcomes Research (NICOR) allows data sharing to research groups under the guidance of Data management group (DMG). As this study focuses on analysing the data of the Myocardial Ischemia National Audit Project (MINAP) which is part of NICOR; therefore, it is exempted from ethical approval as no ethical approval is required for the audit. NHS Research Authority supports this exemption. ExternalRef removedExternalRef removed. Consent for participation is not required for the audit.
: Not applicable.
: The authors declare that they have no competing interests.