Key references: Identifying people at risk of psychosis

Addington J, Addington D, Abidi S, Raedler T, Remington G. Canadian treatment guidelines for individuals at clinical high risk of psychosis. Can J Psychiatry 2017;62(9):656–61. https://www.ncbi.nlm.nih.gov/pubmed/28730848
Early Psychosis Guidelines Writing Group, EPPIC National Support Program. Australian clinical guidelines for early psychosis. 2nd update ed. Melbourne: Orygen, the National Centre of Excellence in Youth Mental Health; 2016. https://www.orygen.org.au/Training/Resources/Psychosis/Clinical-practice-points/Australian-Clinical-Guidelines-for-Early-Psychosis
Fusar-Poli P, Bechdolf A, Taylor MJ, Bonoldi I, Carpenter WT, Yung AR, et al. At risk for schizophrenic or affective psychoses? A meta-analysis of DSM/ICD diagnostic outcomes in individuals at high clinical risk. Schizophr Bull 2013;39(4):923–32. https://www.ncbi.nlm.nih.gov/pubmed/22589370
Fusar-Poli P, Bonoldi I, Yung AR, Borgwardt S, Kempton MJ, Valmaggia L, et al. Predicting psychosis: meta-analysis of transition outcomes in individuals at high clinical risk. Arch Gen Psychiatry 2012;69(3):220–9. https://www.ncbi.nlm.nih.gov/pubmed/22393215
Fusar-Poli P, Salazar de Pablo G, Correll CU, Meyer-Lindenberg A, Millan MJ, Borgwardt S, et al. Prevention of psychosis: Advances in detection, prognosis, and intervention. JAMA Psychiatry 2020;77(7):755–65. https://www.ncbi.nlm.nih.gov/pubmed/32159746
Galletly C, Castle D, Dark F, Humberstone V, Jablensky A, Killackey E, et al. Royal Australian and New Zealand College of Psychiatrists clinical practice guidelines for the management of schizophrenia and related disorders. Aust N Z J Psychiatry 2016;50(5):410–72. https://www.ncbi.nlm.nih.gov/pubmed/27106681
National Institute for Health and Care Excellence (NICE). Psychosis and schizophrenia in adults: prevention and management [cg178]. London: NICE; 2014. https://www.nice.org.uk/guidance/cg178