Follow
Johnny Downs
Johnny Downs
CAMHS Digital Lab, King's Maudsley Partnership, IOPPN, King's College London
Verified email at kcl.ac.uk - Homepage
Title
Cited by
Cited by
Year
Cohort profile of the South London and Maudsley NHS Foundation Trust Biomedical Research Centre (SLaM BRC) case register: current status and recent enhancement of an electronic …
G Perera, M Broadbent, F Callard, CK Chang, J Downs, R Dutta, ...
BMJ open 6 (3), e008721, 2016
4472016
Using clinical natural language processing for health outcomes research: overview and actionable suggestions for future advances
S Velupillai, H Suominen, M Liakata, A Roberts, AD Shah, K Morley, ...
Journal of biomedical informatics 88, 11-19, 2018
1922018
The effect of clozapine on premature mortality: an assessment of clinical monitoring and other potential confounders
RD Hayes, J Downs, CK Chang, RG Jackson, H Shetty, M Broadbent, ...
Schizophrenia bulletin 41 (3), 644-655, 2015
1482015
Reasons for discontinuing clozapine: a cohort study of patients commencing treatment
SE Legge, M Hamshere, RD Hayes, J Downs, MC O'Donovan, MJ Owen, ...
Schizophrenia research 174 (1-3), 113-119, 2016
1162016
Systematic review and meta-analysis: the association between child and adolescent depression and later educational attainment
A Wickersham, HVR Sugg, S Epstein, R Stewart, T Ford, J Downs
Journal of the American Academy of Child & Adolescent Psychiatry 60 (1), 105-118, 2021
982021
School absenteeism as a risk factor for self-harm and suicidal ideation in children and adolescents: a systematic review and meta-analysis
S Epstein, E Roberts, R Sedgwick, C Polling, K Finning, T Ford, R Dutta, ...
European child & adolescent psychiatry 29, 1175-1194, 2020
912020
Persisting psychotic-like experiences are associated with both externalising and internalising psychopathology in a longitudinal general population child cohort
JM Downs, AE Cullen, M Barragan, KR Laurens
Schizophrenia research 144 (1-3), 99-104, 2013
902013
Psychological consequences of child trafficking: An historical cohort study of trafficked children in contact with secondary mental health services
L Ottisova, P Smith, H Shetty, D Stahl, J Downs, S Oram
PLoS one 13 (3), e0192321, 2018
702018
Risk assessment tools and data-driven approaches for predicting and preventing suicidal behavior
S Velupillai, G Hadlaczky, E Baca-Garcia, GM Gorrell, N Werbeloff, ...
Frontiers in psychiatry 10, 36, 2019
692019
An approach to linking education, social care and electronic health records for children and young people in South London: a linkage study of child and adolescent mental health …
JM Downs, T Ford, R Stewart, S Epstein, H Shetty, R Little, A Jewell, ...
BMJ open 9 (1), e024355, 2019
642019
Trajectories of childhood internalizing and externalizing psychopathology and psychotic-like experiences in adolescence: A prospective population-based cohort study
KS Lancefield, A Raudino, JM Downs, KR Laurens
Development and Psychopathology 28 (2), 527-536, 2016
642016
Detection of suicidality in adolescents with autism spectrum disorders: developing a natural language processing approach for use in electronic health records
J Downs, S Velupillai, G George, R Holden, M Kikoler, H Dean, ...
AMIA annual symposium proceedings 2017, 641, 2017
592017
Academic achievement and schizophrenia: a systematic meta-analysis
H Dickson, EP Hedges, SY Ma, AE Cullen, JH MacCabe, MJ Kempton, ...
Psychological Medicine, 1-17, 2020
572020
Clozapine and all‐cause mortality in treatment‐resistant schizophrenia: a historical cohort study
J Cho, RD Hayes, A Jewell, G Kadra, H Shetty, JH MacCabe, J Downs
Acta Psychiatrica Scandinavica 139 (3), 237-247, 2019
562019
Negative symptoms in early-onset psychosis and their association with antipsychotic treatment failure
J Downs, H Dean, S Lechler, N Sears, R Patel, H Shetty, M Hotopf, T Ford, ...
Schizophrenia bulletin 45 (1), 69-79, 2019
542019
The association between comorbid autism spectrum disorders and antipsychotic treatment failure in early-onset psychosis: a historical cohort study using electronic health records
JM Downs, S Lechler, H Dean, N Sears, R Patel, H Shetty, E Simonoff, ...
The Journal of clinical psychiatry 78 (9), 1411, 2017
532017
Linking health and education data to plan and evaluate services for children
J Downs, R Gilbert, RD Hayes, M Hotopf, T Ford
Archives of disease in childhood 102 (7), 599-602, 2017
512017
Investigating Bullying as a Predictor of Suicidality in a Clinical Sample of Adolescents with Autism Spectrum Disorder
R Holden, J Mueller, J McGowan, J Sanyal, M Kikoler, E Simonoff, ...
Autism Research, 2020
502020
Co-occurring obsessive–compulsive disorder and autism spectrum disorder in young people: prevalence, clinical characteristics and outcomes
AF Martin, A Jassi, AE Cullen, M Broadbent, J Downs, G Krebs
European child & adolescent psychiatry 29 (11), 1603-1611, 2020
472020
COVID-19 trajectories among 57 million adults in England: a cohort study using electronic health records
JH Thygesen, C Tomlinson, S Hollings, MA Mizani, A Handy, A Akbari, ...
The Lancet Digital Health 4 (7), e542-e557, 2022
462022
The system can't perform the operation now. Try again later.
Articles 1–20