Funding for this research was provided by:
Economic and Social Research Council (ES/L014521/1)
Received: 2 March 2020
Accepted: 26 July 2020
First Online: 10 September 2020
Ethics approval and consent to participate
: This study received ethical approval from the London-Dulwich NHS Research Ethics Committee in November 2014 (REC no: 07/Q0703/36) and Section 251 approval from the Health Research Authority (Ref: 15/CAG/0136). Participants provided written consent to participate in the KCMHR cohort study and additional written consent to access their electronic healthcare records.
: Not applicable.
: RDH has received research funding from Roche, Pfizer, Janssen and Lundbeck. SW is a Trustee of Combat Stress and Honorary Consultant Advisor in Psychiatry to the British Army. This work was undertaken prior to NTF’s appointment to the Independent Group Advising on the Release of Data. NTF is a trustee of The Warrior Programme. DL, ZC, SL, PM, MJ and LG declare that they have no competing interests.