Primary trial registrations	All trials registered prospectively with ISRCN. NEON Trial: ISRCTN11152837, registered 13 August 2018, http://www.isrctn.com/ISRCTN11152837 NEON-C Trial: ISRCTN76355273, registered 9 January 2020, http://www.isrctn.com/ISRCTN76355273. NEON-O Trial: ISRCTN63197153, registered 9 January 2020, http://www.isrctn.com/ISRCTN63197153.
Secondary identifying numbers	IRAS ID: 249015 REC ref.: 19/EM/0326
Source of monetary support	National Institute for Health Research (NIHR) Programme Grant for Applied Research (RP-PG-0615-20016)
Primary Sponsor	Nottinghamshire Healthcare NHS Foundation Trust Contact: Mark Howells Duncan Macmillan House, Porchester Road, Nottingham NG3 6AA, 0115 9691300 Mark.Howells@nottshc.nhs.uk or Research@nottshc.nhs.uk
Secondary Sponsor	Not applicable
Chief Investigator	Professor Mike Slade Institute of Mental Health, University of Nottingham Innovation Park, Triumph Road, Nottingham, NG7 2TU m.slade@nottingham.ac.uk
Contact for public enquiries	Stefan Rennick-Egglestone Institute of Mental Health, University of Nottingham Innovation Park, Triumph Road, Nottingham, NG7 2TU stefan.egglestone@nottingham.ac.uk
Contact for scientific enquiries	Professor Mike Slade Institute of Mental Health, University of Nottingham Innovation Park, Triumph Road, Nottingham, NG7 2TU m.slade@nottingham.ac.uk
Public title	NEON (Narrative Experiences Online) study: trials of an online intervention
Scientific title	NEON (Narrative Experiences Online) study: trials of an online intervention
Countries of recruitment	England
Health condition(s) or problem(s) studied	NEON Trial: Psychosis NEON-O Trial: Non-psychosis mental health problems NEON-C Trial: Not a study of a health condition
Interventions	Intervention arm: treatment as usual plus access to online recovery narratives for 1 year Control arm: treatment as usual for 1 year, followed by access to recorded recovery narratives
Inclusion criteria	See main body of protocol
Study type	All trials are interventional, with no masking and 1:1 randomised allocation using a sequence generated through permuted blocks randomisation
Date of first enrolment	9th March 2020
Target sample size	NEON Trial: 683 NEON-C Trial: 100 NEON-O Trial: 100
Recruitment status	Recruitment opened same day as protocol submission
Primary outcome	Manchester Short Assessment of Quality of Life at 52 weeks after baseline.
Secondary outcomes	CORE-10, Herth Hope Index, Mental Health Confidence Scale, Meaning in Life Questionnaire, all at 52 weeks after baseline.
Recruiting organisations	Nottinghamshire Healthcare NHS Foundation Trust Principal investigator: Professor Mike Slade m.slade@nottingham.ac.uk Principal contact: Stefan Rennick-Egglestone stefan.egglestone@nottingham.ac.uk Cornwall Partnership NHS Foundation Trust Principal Investigator: Ruth Bishop ruth.bishop2@nhs.net Principal contact: Alan Beattie alan.beattie1@nhs.net Derbyshire Healthcare NHS Foundation Trust Principal Investigator: Dr. Soma Datta somadatta@nhs.net Principal contact: Andy Dingwall andy.dingwall@nhs.net Devon Partnerships NHS Foundation Trust Principal Investigator: Dr. Zara Bowling zara.bowling@nhs.net Principal contact: Christina Burke-Trees c.burke-trees@nhs.net East London NHS Foundation Trust Principal Investigator: Professor Stefan Priebe s.priebe@qmul.ac.uk Principal contact: Zivile Jakaite zivile.jakaite@nhs.net Leicestershire Partnership NHS Trust Principal Investigator: Dr. Fabida Noushad Fabida.Noushad@leicspart.nhs.uk Principal contact: Dave Clarke dave.clarke@leicspart.nhs.uk Lincolnshire Partnership NHS Foundation Trust Principal Investigator: Christine Coupar Christine.coupar@lpft.nhs.uk Principal contact: Tracy McCranor Tracy.McCranor@lpft.nhs.uk North East London NHS Foundation Trust Principal Investigator: Eilis Quinlan Eilis.Quinlan@nelft.nhs.uk Principal contact: Ana Cardoso Ana.Cardoso@nelft.nhs.uk Oxford Health NHS Foundation Trust Principal Investigator: Dr. Pamela Kaushal Pamela.Kaushal@oxfordhealth.nhs.uk Sub Principal Investigator and principal contact: Taneesha Jones-Seale Taneesha.JonesSeale@oxfordhealth.nhs.uk Somerset Partnership NHS Foundation Trust Principal Investigator and principal contact: Carinna Vickers Carinna.Vickers@sompar.nhs.uk South London and Maudsley NHS Foundation Trust Principal Investigator:  Henrietta Webb-Wilson Henrietta.Webb-Wilson@slam.nhs.uk  Principal contact: Carol Cooley carol.cooley@kcl.ac.uk Sussex Partnership NHS Foundation Trust Principal Investigator: Dr. Mark Hayward M.I.Hayward@sussex.ac.uk Principal contact: Kelly Wilson Kelly.Wilson@sussexpartnership.nhs.uk