Funding for this research was provided by:
Chief Scientist Office (HICG/1/27)
Text and Data Mining valid from 2019-03-20
Received: 10 August 2018
Accepted: 11 March 2019
First Online: 20 March 2019
Ethics approval and consent to participate
: The study was given ethical approval by the National Research Ethics Committee East Midlands – Derby (REC Ref. 15/EM/0260) and the NHS Scotland Public Benefit and Privacy Panel for Health and Social Care (Ref. 1516–0138). As this study involved pseudeonomised secondary data analysis patients were not requested to participate or for consent to publish.
: All authors declare no competing interests. No funder had any role in the design and conduct of the study; collection, management, analysis and interpretation of the data; preparation, review or approval of the manuscript; and decision to submit the manuscript for publication.
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