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Robert Stewart

King’s College London - Institute of Psychiatry, Psychology and Neuroscience

London

United Kingdom

  • King’s College London - Institute of Psychiatry, Psychology and Neuroscience

SCHOLARLY PAPERS

9

DOWNLOADS

684

TOTAL CITATIONS

0

Scholarly Papers (9)

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1.

Sample Size in Natural Language Processing Within Healthcare Research

Number of pages: 71 Posted: 06 Sep 2023
Jaya Chaturvedi, Diana Shamsutdinova, Felix Zimmer, Sumithra Velupillai, Daniel Stahl, Robert Stewart and Angus Roberts
King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Institute of Psychiatry, Psychology and Neuroscience and King’s College London - Institute of Psychiatry, Psychology and Neuroscience
Downloads 150 (494,203)

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sample size, Natural language processing, Machine Learning

2.

The Effect of the COVID-19 Pandemic on the Treated Incidence of Psychotic Disorders in South London

Number of pages: 19 Posted: 08 Nov 2022
Edoardo Spinazzola, Zeryab Meyer, Zoë Gray, Aryn Azlan, Camille Wratten, Mandeep Rayat, Lauren Hiscott, Loui Kyriacou, Dominic Cottrell, Megan Pritchard, Andrea Quattrone, Robert Stewart, Marta Di Forti, Robin Murray and Diego Quattrone
King’s College London - Department of Psychosis Studies, Northern Care Alliance NHS Group, Avon and Wiltshire Mental Health Partnership NHS Trust, King’s College London - Department of Psychosis Studies, South West London and Saint George's Mental Health NHS Trust, King’s College London - Department of Psychosis Studies, King’s College London - Department of Psychosis Studies, Essex Partnership University NHS Foundation Trust, Government of the United Kingdom - South London and Maudsley NHS Foundation Trust, University of East Anglia (UEA), Universidade do Porto - Institute of Biomedical Sciences Abel Salazar (ICBAS), King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Social, Genetic and Developmental Psychiatry Centre, King’s College London - Department of Psychosis Studies and University of London, King's College London, Institute of Psychiatry, Psychology and Neuroscience, Social, Genetic and Developmental Psychiatry Centre
Downloads 117 (608,822)

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COVID-19 pandemic, psychotic disorders, incidence, first-episode psychosis

3.

Incidence of First Episode of Psychosis Before, During and after the COVID-19 Pandemic in South London: A Six-Year Time-Trend Analysis

Number of pages: 25 Posted: 31 Oct 2024
Andrea Quattrone, Eleni Petkari, Edoardo Spinazzola, Perry BM Leung, Zhikun Li, Robert Stewart, Diego Quattrone, Marta Di Forti, Robin Murray and Mariana Pinto da Costa
Universidade do Porto, University of Malaga, King’s College London - Department of Psychosis Studies, King’s College London - Department of Psychosis Studies, King’s College London - Social, Genetic and Developmental Psychiatry Centre, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, Government of the United Kingdom - South London and Maudsley NHS Foundation Trust, King’s College London - Social, Genetic and Developmental Psychiatry Centre, King’s College London - Department of Psychosis Studies and Universidade do Porto
Downloads 99 (694,528)

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First Episode of Psychosis, Psychosis, COVID-19, Pandemic, Incidence

4.

Mortality Rates in Alzheimer's Disease and Non-Alzheimer's Dementias: A Systematic Review and Meta-Analysis

Number of pages: 34 Posted: 02 Mar 2021
Chih-Sung Liang, Dian-Jeng Li, Fu-Chi Yang, Ping-Tao Tseng, Andre F. Carvalho, Brendon Stubbs, Trevor Thompson, Christoph Mueller, Jae Il Shin, Joaquim Radua, Robert Stewart, Tarek K. Rajji, Yu-Kang Tu, Tien-Yu Chen, Ta-Chuan Yeh, Chia-Kuang Tsai, Chia-Ling Yu, Chih-Chuan Pan and che sheng chu
National Defense Medical Center - Department of Psychiatry, Kaohsiung Medical University - Graduate Institute of Medicine, National Defense Medical Center - Department of Neurology, WinShine Clinics in Specialty of Psychiatry, University of Toronto, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, University of Greenwich - Department of Psychology, Social Work and Counselling, King’s College London - Institute of Psychiatry, Psychology & Neuroscience (IoPPN), Yonsei University - Department of Pediatrics, The August Pi i Sunyer Biomedical Research Institute (IDIBAPS), King’s College London - Institute of Psychiatry, Psychology and Neuroscience, University of Toronto, National Taiwan University - Graduate Institute of Epidemiology and Preventive Medicine, National Defense Medical Center - School of Medicine, National Defense Medical Center - Department of Psychiatry, National Defense Medical Center - Department of Neurology, Chang Gung University - Department of Pharmacy, Kaohsiung Veterans General Hospital and Kaohsiung Veterans General Hospital - Department of Psychiatry
Downloads 85 (771,553)

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dementia; survival; mortality; Alzheimer’s disease; non-Alzheimer’s dementia

5.

Impact of Loneliness and Living Alone on Negative Symptoms in Severe Mental Illness: An Electronic Health Record Data Analysis

Number of pages: 21 Posted: 14 Sep 2024
Dulce Esperanza Alarcón-Yaquetto, Robert Stewart, Gayan Perera and Mariana Pinto da Costa
affiliation not provided to SSRN, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Institute of Psychiatry, Psychology and Neuroscience and Universidade do Porto
Downloads 69 (883,195)

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Loneliness, severe mental illness, negative symptoms, Schizophrenia, living alone

6.

Extreme Heat and Mental Health Service Use Amongst Individuals with Pre-Existing Mental Health Conditions - A Time Series Population-Based Study

Number of pages: 19 Posted: 07 Apr 2026
Emeka Chukwusa, Giulia Vivaldi, Rhiannon Thompson, Lea Baecker, Antonio Gasparrini, Arturo de la Cruz Libardi, Yougeng Lu, Anne D. Guerry, Yingjie Li, Lisa Mandle, Justin Yang, Robert Stewart, Amelia Jewell, Matthew Broadbent, Pampa Chakravarti, Ioannis Bakolis and Andrea Mechelli
King’s College London, King’s College London, King’s College London, King’s College London, London School of Hygiene & Tropical Medicine, London School of Hygiene & Tropical Medicine, Stanford University, Stanford University - Woods Institute for the Environment, Stanford University, Stanford University, University College London, King’s College London - Institute of Psychiatry, Psychology and Neuroscience, Government of the United Kingdom - South London and Maudsley NHS Foundation Trust, Government of the United Kingdom - South London and Maudsley NHS Foundation Trust, Government of the United Kingdom - South London and Maudsley NHS Foundation Trust, King’s College London - Department of Biostatistics & Health Informatics and King’s College London
Downloads 56 (1,031,043)

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Extreme heat, Mental health service use, Inpatient admission, Community mental health teams, Timeseries, Residential greenness, Air pollution

7.

Associations between Clinical Phenotypes and Mortality in Individuals with Severe Mental Illnesses (SMIs)

Number of pages: 30 Posted: 12 Jun 2025
Tessa Alexandra Lange, Robert Stewart and Gayan Perera
King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Institute of Psychiatry, Psychology and Neuroscience and King’s College London - Institute of Psychiatry, Psychology and Neuroscience
Downloads 49 (1,074,648)

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severe mental illness, clinical phenotypes, mortality

8.

Body Size and Mortality of Patients With Schizophrenia Spectrum Disorders: A Cohort Study Based on the Clinical Record Interactive Search Register

Number of pages: 27 Posted: 01 Jun 2021
Jian-Hua Chen, Gayan Perera, Hitesh Shetty, Matthew Broadbent, Yi-Feng Xu and Robert Stewart
King’s College London - Institute of Psychiatry, Psychology and Neuroscience, King’s College London - Institute of Psychiatry, Psychology & Neuroscience (IoPPN), Government of the United Kingdom - South London and Maudsley NHS Foundation Trust, Government of the United Kingdom - South London and Maudsley NHS Foundation Trust, Shanghai Jiao Tong University (SJTU) - Shanghai Clinical Research Centre for Mental Health and King’s College London - Institute of Psychiatry, Psychology and Neuroscience
Downloads 32 (1,290,922)

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9.

Is There a Disparity in Osteoporosis Referral and Treatment Among People with Affective Disorders? A Ten-Year Data Linkage Study

Number of pages: 35 Posted: 05 Nov 2024
Ruimin Ma, Eugenia Romano, Mark Ashworth, Davy Vancampfort, Marco Solmi, Lee Smith, Nicola Veronese, Christoph Mueller, Robert Stewart and Brendon Stubbs
affiliation not provided to SSRN, affiliation not provided to SSRN, King’s College London - ESRC Centre for Society and Mental Health, KU Leuven, University of Ottawa - Department of Psychiatry, Anglia Ruskin University - Centre for Health, Performance, and Wellbeing, University of Palermo, affiliation not provided to SSRN, King’s College London - Institute of Psychiatry, Psychology and Neuroscience and South London and Maudsley NHS Foundation Trust - Physiotherapy Department
Downloads 27 (1,359,097)

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