Funding for this research was provided by:
Wellcome Trust (102595/Z/13/A)
National Institute for Health Research Newcastle Biomedical Research Centre (BH136167/PD0045)
Received: 20 December 2018
Accepted: 31 May 2019
First Online: 13 June 2019
Change Date: 20 August 2019
Change Type: Correction
Change Details: An error occurred during the publication of a number of articles in <i>BMC Rheumatology</i>. Several articles were published in volume 3 with a duplicate citation number.
Ethics approval and consent to participate
: The study was approved by a research ethics committee (National Research Ethics Service East of England – Cambridge Central Research Ethics Committee [13/EE/0459]). All patients provided written informed consent before participation.
: Written consent to publish anonymised quotations was obtained.
: KFB and JDI are named as inventors on a patent application by Newcastle University relating to the prediction of drug-free remission in rheumatoid arthritis. BT has no competing interests to declare.