Spyridon Siafis

ResearcherID Scopus Author ID ORCID

Publication Activity (10 Years)

Years Active: 2018-2024
Publications (10 Years): 37

Top Venues

Wellcome open research

BMJ mental health

Systematic reviews

Schizophrenia (Heidelberg, Germany)

Aristotle University of Thessaloniki School of Medicine (PHD)

This page only lists publications with an associated author ORCID identifier.

Education History

Aristotle University of Thessaloniki School of Medicine

Greece

PHD

Publications

Stefan Leucht, Spyridon Siafis, Johannes Schneider-Thoma, Aran Tajika, Josef Priller, John M Davis, Toshi A Furukawa
Are the results of open randomised controlled trials comparing antipsychotic drugs in schizophrenia biased? Exploratory meta- and subgroup analysis. Schizophrenia (Heidelberg, Germany) 10 (1) (2024)
Stefan Leucht, Spyridon Siafis, Johannes Schneider-Thoma, Aran Tajika, Josef Priller, John M Davis, Toshi A Furukawa
Are the results of open randomised controlled trials comparing antipsychotic drugs in schizophrenia biased? Exploratory meta- and subgroup analysis. Schizophrenia (Heidelberg, Germany) 10 (1) (2024)
Spyridon Siafis, Virginia Chiocchia, Malcolm Robert MacLeod, Charlotte Austin, Ava Homiar, Francesca Tinsdeall, Claire Friedrich, Fiona J Ramage, Jaycee Kennett, Nobuyuki Nomura, Olena Maksym, Grazia Rutigliano, Luke J Vano, Robert A McCutcheon, David Gilbert, Edoardo Giuseppe Ostinelli, Claire Stansfield, Hossein Dehdarirad, Damian Omari Juma, Simonne Lesley Wright, Simple Ouma, Olufisayo Elugbadebo, Thomy Tonia, Ioannis Mantas, Oliver D Howes, Toshiaki A Furawaka, Lea Milligan, Carmen Moreno, Julian H Elliott, Janna Hastings, James Thomas, Susan Michie, Emily S Sena, Soraya Seedat, Matthias Egger, Jennifer Potts, Andrea Cipriani, Georgia Salanti, Stefan Leucht
Trace amine-associated receptor 1 (TAAR1) agonism for psychosis: a living systematic review and meta-analysis of human and non-human data. Wellcome open research 9 (2024)
Ferdinand Heimke, Yuki Furukawa, Spyridon Siafis, Bradley C Johnston, Rolf R Engel, Toshiaki A Furawaka, Stefan Leucht
Understanding effect size: an international online survey among psychiatrists, psychologists, physicians from other medical specialities, dentists and other health professionals. BMJ mental health 27 (1) (2024)
Spyridon Siafis, Virginia Chiocchia, Malcolm Robert MacLeod, Charlotte Austin, Ava Homiar, Francesca Tinsdeall, Claire Friedrich, Fiona J Ramage, Jaycee Kennett, Nobuyuki Nomura, Olena Maksym, Grazia Rutigliano, Luke J Vano, Robert A McCutcheon, David Gilbert, Edoardo Giuseppe Ostinelli, Claire Stansfield, Hossein Dehdarirad, Damian Omari Juma, Simonne Lesley Wright, Simple Ouma, Olufisayo Elugbadebo, Thomy Tonia, Ioannis Mantas, Oliver D Howes, Toshiaki A Furawaka, Lea Milligan, Carmen Moreno, Julian H Elliott, Janna Hastings, James Thomas, Susan Michie, Emily S Sena, Soraya Seedat, Matthias Egger, Jennifer Potts, Andrea Cipriani, Georgia Salanti, Stefan Leucht
Trace amine-associated receptor 1 (TAAR1) agonism for psychosis: a living systematic review and meta-analysis of human and non-human data. Wellcome open research 9 (2024)
Ferdinand Heimke, Yuki Furukawa, Spyridon Siafis, Bradley C Johnston, Rolf R Engel, Toshiaki A Furawaka, Stefan Leucht
Understanding effect size: an international online survey among psychiatrists, psychologists, physicians from other medical specialities, dentists and other health professionals. BMJ mental health 27 (1) (2024)
Spyridon Siafis, Carolin Lorenz, Hui Wu, Yikang Zhu, Johannes Schneider-Thoma, Irene Bighelli, Chunbo Li, Wulf-Peter Hansen, Frank Padberg, Georgia Salanti, Stefan Leucht
Non-invasive brain stimulation for treatment-resistant schizophrenia: protocol of a systematic review and network meta-analysis. Systematic reviews 13 (1) (2024)
Ferdinand Heimke, Yuki Furukawa, Spyridon Siafis, Bradley C Johnston, Rolf R Engel, Toshiaki A Furawaka, Stefan Leucht
Understanding effect size: an international online survey among psychiatrists, psychologists, physicians from other medical specialities, dentists and other health professionals. BMJ mental health 27 (1) (2024)
Spyridon Siafis, Carolin Lorenz, Hui Wu, Yikang Zhu, Johannes Schneider-Thoma, Irene Bighelli, Chunbo Li, Wulf-Peter Hansen, Frank Padberg, Georgia Salanti, Stefan Leucht
Non-invasive brain stimulation for treatment-resistant schizophrenia: protocol of a systematic review and network meta-analysis. Systematic reviews 13 (1) (2024)
Spyridon Siafis, Hui Wu, Nobuyuki Nomura, Johannes Schneider-Thoma, Irene Bighelli, Carolin Lorenz, Joseph E Dib, Prathap Tharyan, Leonie A Calver, Geoffrey K Isbister, Esther W Y Chan, Jonathan C Knott, Celene Y L Yap, Célia Mantovani, Marc L Martel, David Barbic, William G Honer, Wulf-Peter Hansen, Gisele Huf, Jacob Alexander, Nirmal S Raveendran, Evandro S F Coutinho, Josef Priller, Clive E Adams, Georgia Salanti, Stefan Leucht
Effectiveness of pharmacological treatments for severe agitation in real-world emergency settings: protocol of individual-participant-data network meta-analysis. Systematic reviews 13 (1) (2024)
Spyridon Siafis, Hui Wu, Nobuyuki Nomura, Johannes Schneider-Thoma, Irene Bighelli, Carolin Lorenz, Joseph E Dib, Prathap Tharyan, Leonie A Calver, Geoffrey K Isbister, Esther W Y Chan, Jonathan C Knott, Celene Y L Yap, Célia Mantovani, Marc L Martel, David Barbic, William G Honer, Wulf-Peter Hansen, Gisele Huf, Jacob Alexander, Nirmal S Raveendran, Evandro S F Coutinho, Josef Priller, Clive E Adams, Georgia Salanti, Stefan Leucht
Effectiveness of pharmacological treatments for severe agitation in real-world emergency settings: protocol of individual-participant-data network meta-analysis. Systematic reviews 13 (1) (2024)
Stefan Leucht, Spyridon Siafis, Johannes Schneider-Thoma, Aran Tajika, Josef Priller, John M Davis, Toshi A Furukawa
Are the results of open randomised controlled trials comparing antipsychotic drugs in schizophrenia biased? Exploratory meta- and subgroup analysis. Schizophrenia (Heidelberg, Germany) 10 (1) (2024)
Ferdinand Heimke, Yuki Furukawa, Spyridon Siafis, Bradley C Johnston, Rolf R Engel, Toshiaki A Furawaka, Stefan Leucht
Understanding effect size: an international online survey among psychiatrists, psychologists, physicians from other medical specialities, dentists and other health professionals. BMJ mental health 27 (1) (2024)
Spyridon Siafis, Virginia Chiocchia, Malcolm Robert MacLeod, Charlotte Austin, Ava Homiar, Francesca Tinsdeall, Claire Friedrich, Fiona J Ramage, Jaycee Kennett, Nobuyuki Nomura, Olena Maksym, Grazia Rutigliano, Luke J Vano, Robert A McCutcheon, David Gilbert, Edoardo Giuseppe Ostinelli, Claire Stansfield, Hossein Dehdarirad, Damian Omari Juma, Simonne Lesley Wright, Simple Ouma, Olufisayo Elugbadebo, Thomy Tonia, Ioannis Mantas, Oliver D Howes, Toshiaki A Furawaka, Lea Milligan, Carmen Moreno, Julian H Elliott, Janna Hastings, James Thomas, Susan Michie, Emily S Sena, Soraya Seedat, Matthias Egger, Jennifer Potts, Andrea Cipriani, Georgia Salanti, Stefan Leucht
Trace amine-associated receptor 1 (TAAR1) agonism for psychosis: a living systematic review and meta-analysis of human and non-human data. Wellcome open research 9 (2024)
Spyridon Siafis, Johannes Schneider-Thoma, Tasnim Hamza, Irene Bighelli, Shimeng Dong, Wulf-Peter Hansen, John M Davis, Georgia Salanti, Stefan Leucht
Efficacy of clozapine compared with other second-generation antipsychotic drugs in patients with treatment-resistant schizophrenia: protocol for a systematic review and individual patient data meta-analysis of randomised controlled trials. BMJ open 13 (2) (2023)
Andrea Cipriani, Soraya Seedat, Lea Milligan, Georgia Salanti, Malcolm Macleod, Janna Hastings, James Thomas, Susan Michie, Toshiaki A Furawaka, David Gilbert, Karla Soares-Weiser, Carmen Moreno, Stefan Leucht, Matthias Egger, Parisa Mansoori, James M Barker, Spyridon Siafis, Edoardo Giuseppe Ostinelli, Robert McCutcheon, Simonne Wright, Matilda Simpson, Olufisayo Elugbadebo, Virginia Chiocchia, Thomy Tonia, Rania Elgarf, Ayse Kurtulmus, Emily Sena, Ouma Simple, Niall Boyce, Sophie Chung, Anjuli Sharma, Miranda Wolpert, Jennifer Potts, Julian H Elliott
New living evidence resource of human and non-human studies for early intervention and research prioritisation in anxiety, depression and psychosis. BMJ mental health 26 (1) (2023)
Spyridon Siafis, Robert McCutcheon, Virginia Chiocchia, Edoardo Giuseppe Ostinelli, Simonne Lesley Wright, Claire Stansfield, Damian Omari Juma, Ioannis Mantas, Oliver D Howes, Grazia Rutigliano, Fiona Ramage, Francesca Tinsdeall, Claire Friedrich, Lea Milligan, Carmen Moreno, Julian H Elliott, James Thomas, Malcolm Robert MacLeod, Emily S Sena, Soraya Seedat, Georgia Salanti, Jennifer Potts, Andrea Cipriani, Stefan Leucht, null null
Trace amine-associated receptor 1 (TAAR1) agonists for psychosis: protocol for a living systematic review and meta-analysis of human and non-human studies. Wellcome open research 8 (2023)
Spyridon Siafis, Johannes Schneider-Thoma, Tasnim Hamza, Irene Bighelli, Shimeng Dong, Wulf-Peter Hansen, John M Davis, Georgia Salanti, Stefan Leucht
Efficacy of clozapine compared with other second-generation antipsychotic drugs in patients with treatment-resistant schizophrenia: protocol for a systematic review and individual patient data meta-analysis of randomised controlled trials. BMJ open 13 (2) (2023)
Spyridon Siafis, Robert McCutcheon, Virginia Chiocchia, Edoardo Giuseppe Ostinelli, Simonne Lesley Wright, Claire Stansfield, Damian Omari Juma, Ioannis Mantas, Oliver D Howes, Grazia Rutigliano, Fiona Ramage, Francesca Tinsdeall, Claire Friedrich, Lea Milligan, Carmen Moreno, Julian H Elliott, James Thomas, Malcolm Robert MacLeod, Emily S Sena, Soraya Seedat, Georgia Salanti, Jennifer Potts, Andrea Cipriani, Stefan Leucht, null null
Trace amine-associated receptor 1 (TAAR1) agonists for psychosis: protocol for a living systematic review and meta-analysis of human and non-human studies. Wellcome open research 8 (2023)
Spyridon Siafis, Robert McCutcheon, Virginia Chiocchia, Edoardo Giuseppe Ostinelli, Simonne Lesley Wright, Claire Stansfield, Damian Omari Juma, Ioannis Mantas, Oliver D Howes, Grazia Rutigliano, Fiona Ramage, Francesca Tinsdeall, Claire Friedrich, Lea Milligan, Carmen Moreno, Julian H Elliott, James Thomas, Malcolm Robert MacLeod, Emily S Sena, Soraya Seedat, Georgia Salanti, Jennifer Potts, Andrea Cipriani, Stefan Leucht, null null
Trace amine-associated receptor 1 (TAAR1) agonists for psychosis: protocol for a living systematic review and meta-analysis of human and non-human studies. Wellcome open research 8 (2023)
Spyridon Siafis, Johannes Schneider-Thoma, Tasnim Hamza, Irene Bighelli, Shimeng Dong, Wulf-Peter Hansen, John M Davis, Georgia Salanti, Stefan Leucht
Efficacy of clozapine compared with other second-generation antipsychotic drugs in patients with treatment-resistant schizophrenia: protocol for a systematic review and individual patient data meta-analysis of randomised controlled trials. BMJ open 13 (2) (2023)
Edoardo Giuseppe Ostinelli, Virginia Chiocchia, Malcolm Robert MacLeod, Michael Browning, Catherine Harmer, Spyridon Siafis, Claire Stansfield, Claire Friedrich, Simonne Lesley Wright, Tanatswa Chikaura, Lea Milligan, James Thomas, Carmen Moreno, Toshiaki A Furawaka, Soraya Seedat, Jennifer Potts, Georgia Salanti, Andrea Cipriani, null null
Pro-dopaminergic pharmacological interventions for anhedonia in depression: protocol for a living systematic review of human and non-human studies. Wellcome open research 8 (2023)
Edoardo Giuseppe Ostinelli, Virginia Chiocchia, Malcolm Robert MacLeod, Michael Browning, Catherine Harmer, Spyridon Siafis, Claire Stansfield, Claire Friedrich, Simonne Lesley Wright, Tanatswa Chikaura, Lea Milligan, James Thomas, Carmen Moreno, Toshiaki A Furawaka, Soraya Seedat, Jennifer Potts, Georgia Salanti, Andrea Cipriani, null null
Pro-dopaminergic pharmacological interventions for anhedonia in depression: protocol for a living systematic review of human and non-human studies. Wellcome open research 8 (2023)
Spyridon Siafis, Hui Wu, Dongfang Wang, Angelika Burschinski, Nobuyuki Nomura, Hiroyoshi Takeuchi, Johannes Schneider-Thoma, John M Davis, Stefan Leucht
Antipsychotic dose, dopamine D2 receptor occupancy and extrapyramidal side-effects: a systematic review and dose-response meta-analysis. Molecular psychiatry (2023)
Spyridon Siafis, Robert McCutcheon, Virginia Chiocchia, Edoardo Giuseppe Ostinelli, Simonne Lesley Wright, Claire Stansfield, Damian Omari Juma, Ioannis Mantas, Oliver D Howes, Grazia Rutigliano, Fiona Ramage, Francesca Tinsdeall, Claire Friedrich, Lea Milligan, Carmen Moreno, Julian H Elliott, James Thomas, Malcolm Robert MacLeod, Emily S Sena, Soraya Seedat, Georgia Salanti, Jennifer Potts, Andrea Cipriani, Stefan Leucht, null null
Trace amine-associated receptor 1 (TAAR1) agonists for psychosis: protocol for a living systematic review and meta-analysis of human and non-human studies. Wellcome open research 8 (2023)
Spyridon Siafis, Nicola Bursch, Katharina Müller, Lisa Schmid, Florian Schuster, Jakob Waibel, Tri Huynh, Florian Matthes, Alessandro Rodolico, Peter Brieger, Markus Bühner, Stephan Heres, Stefan Leucht, Johannes Hamann
Evidence-based Shared-Decision-Making Assistant (SDM-assistant) for choosing antipsychotics: protocol of a cluster-randomized trial in hospitalized patients with schizophrenia. BMC psychiatry 22 (1) (2022)
Spyridon Siafis, Oğulcan Çıray, Hui Wu, Johannes Schneider-Thoma, Irene Bighelli, Marc Krause, Alessandro Rodolico, Anna Ceraso, Giacomo Deste, Maximilian Huhn, David Fraguas, Antonia San José Cáceres, Dimitris Mavridis, Tony Charman, Declan G Murphy, Mara Parellada, Celso Arango, Stefan Leucht
Pharmacological and dietary-supplement treatments for autism spectrum disorder: a systematic review and network meta-analysis. Molecular autism 13 (1) (2022)
Alessandro Rodolico, Concerto Carmen, Alessia Ciancio, Spyridon Siafis, Laura Fusar-Poli, Carla Benedicta Romano, Elisa Vita Scavo, Antonino Petralia, Salvatore Salomone, Maria Salvina Signorelli, Stefan Leucht, Eugenio Aguglia
Validation of the Glasgow Antipsychotic Side-Effect Scale (GASS) in an Italian Sample of Patients with Stable Schizophrenia and Bipolar Spectrum Disorders. Brain sciences 12 (7) (2022)
Stefan Leucht, Spyridon Siafis, Rolf R Engel, Johannes Schneider-Thoma, Irene Bighelli, Andrea Cipriani, Toshi A Furukawa, John M Davis
How Efficacious Are Antipsychotic Drugs for Schizophrenia? An Interpretation Based on 13 Effect Size Indices. Schizophrenia bulletin (2021)
Spyridon Siafis, Alessandro Rodolico, Remzi Oğulcan Çıray, Declan G M Murphy, Mara Parellada, Celso Arango, Stefan Leucht
Imputing the Number of Responders from the Mean and Standard Deviation of CGI-Improvement in Clinical Trials Investigating Medications for Autism Spectrum Disorder. Brain sciences 11 (7) (2021)
Vasileios-Periklis Stamatellos, Spyridon Siafis, Georgios Papazisis
Disease-modifying agents for multiple sclerosis and the risk for reporting cancer: A disproportionality analysis using the US Food and Drug Administration Adverse Event Reporting System database. British journal of clinical pharmacology (2021)
Spyridon Siafis, John M Davis, Stefan Leucht
Antipsychotic drugs: from 'major tranquilizers' to Neuroscience-based-Nomenclature. Psychological medicine 51 (3) (2020)
Dimitrios Spachos, Spyridon Siafis, Panagiotis D Bamidis, Dimitrios Kouvelas, Georgios Papazisis
Combining big data search analytics and the FDA Adverse Event Reporting System database to detect a potential safety signal of mirtazapine abuse. Health informatics journal 26 (3) (2020)
Spyridon Siafis, Remzi Oğulcan Çıray, Johannes Schneider-Thoma, Irene Bighelli, Marc Krause, Alessandro Rodolico, Anna Ceraso, Giacomo Deste, Maximilian Huhn, David Fraguas, Dimitris Mavridis, Tony Charman, Declan G M Murphy, Mara Parellada, Celso Arango, Stefan Leucht
Placebo response in pharmacological and dietary supplement trials of autism spectrum disorder (ASD): systematic review and meta-regression analysis. Molecular autism 11 (1) (2020)
Johannes Hamann, Miriam John, Fabian Holzhüter, Spyridon Siafis, Peter Brieger, Stephan Heres
Shared decision making, aggression, and coercion in inpatients with schizophrenia. European psychiatry : the journal of the Association of European Psychiatrists 63 (1) (2020)
Spyridon Siafis, Giacomo Deste, Anna Ceraso, Christian Mussoni, Antonio Vita, Senad Hasanagic, Johannes Schneider-Thoma, Georgios Papazisis, John M Davis, Stefan Leucht
Antipsychotic drugs v. barbiturates or benzodiazepines used as active placebos for schizophrenia: a systematic review and meta-analysis. Psychological medicine 50 (15) (2019)
Spyridon Siafis, Georgios Papazisis
Detecting a potential safety signal of antidepressants and type 2 diabetes: a pharmacovigilance-pharmacodynamic study. British journal of clinical pharmacology 84 (10) (2018)

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Publication Activity (10 Years)

Top Topics

Top Venues

Spyridon Siafis