Mistry, Chirag
Palin, Victoria
Li, Yan
Martin, Glen P.
Jenkins, David
Welfare, William
Ashcroft, Darren M.
van Staa, Tjeerd
Funding for this research was provided by:
Public Health Research Programme
Article History
Received: 23 September 2019
Accepted: 31 March 2020
First Online: 21 May 2020
Ethics approval and consent to participate
: This study is based in part on the data from the Clinical Practice Research Datalink obtained under licence from the UK Medicines and Healthcare products Regulatory Agency. The data is provided by patients and collected by the NHS as part of their care and support. HES data is subject to Crown copyright (2018) protection, re-used with the permission of The Health, & Social Care Information Centre, all rights reserved. This study also used anonymised data held in the Secure Anonymised Information Linkage (SAIL) System, which is part of the national e-health records infrastructure for Wales.The interpretation and conclusions contained in this study are those of the authors alone and not necessarily those of the SAIL, MHRA, NHSA, NHS or the Department of Health. The study protocol was approved by the Independent Scientific Advisory Committee for CPRD research (protocol number 16_153) and SAIL’s Information Governance Protocol Review Panel (protocol number 0693). We would like to acknowledge all the data providers who make anonymised data available for research.
: Not applicable.
: The authors declare that they have no competing interests.