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Article History

Received: 24 February 2021

Accepted: 22 March 2021

First Online: 12 April 2021

Declarations

:

: The trial has ethical approval from North East - York Research Ethics Committee, obtained on 24 April 2019 (19/NE/0072), and Health Research Authority approval has all been obtained. The study is sponsored by Northumbria University, and the GYY trial office is based at York Trials Unit, University of York. Written, informed consent to participate will be obtained from all participants. Participants have the right to withdraw from the study at any time and for any reason, and all participants are made aware that withdrawal will not affect their routine care.

: Not applicable since there are no identifying images or other personal or clinical details of participants presented. Informed consent materials are available from the corresponding author.

: The authors declare that they have no competing interests except for LB and JH who co-created the GYY programme. LB is a teacher trainer and quality assurer who serves as a trustee-director at BWYQ, a separate awarding organisation and subsidiary of BWY. JH is the BWYQ operations coordinator in charge of the awarding organisation’s External Quality Assurance Department. BWY has not been involved in the design of the trial and will not be involved in the analysis or interpretation of the results or the decision to publish the findings.