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About the article
Published Online: 2018-10-02
Published in Print: 2018-12-19
Author contributions: O.J.D., I.S-T, C.J.D. and A.A.F. wrote the initial draft of the manuscript, performed the data analysis and provided clinical advice and critique from a clinical laboratory scientist perspective. I.S-T. developed the statistical modelling, conducted the statistical analysis, contributed to the interpretation of results and drafted the manuscript. J.L.W., J.J.S, and M.T. performed the data extraction from the three centres. H.W. supported data preparation for analysis. C.F. provided clinical advice and critique from a clinical laboratory scientist perspective. A.H. and F.W.H. provided clinical advice and critique from a clinical/research diabetologist perspective. R.J.P. provided a patient perspective and ensured the team had a patient-centred focus. All authors reviewed and edited the manuscript. A.A.F. is the guarantor of this work and, as such, had full access to all the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis. All the authors have accepted responsibility for the entire content of this submitted manuscript and approved submission.
Research funding: The study was supported by a National Institute for Health Research Healthcare Scientist Fellowship award to O.J.D. (HCS/08/011, Funder Id: 10.13039/501100000659), supervised by A.A.F.
Employment or leadership: None declared.
Honorarium: None declared.
Competing interests: The funding organisation played no role in the study design; in the collection, analysis and interpretation of data; in the writing of the report; or in the decision to submit the report for publication.