Search Results for author: David Benrimoh

Found 8 papers, 0 papers with code

Emergence and dynamics of delusions and hallucinations across stages in early psychosis

no code implementations20 Feb 2024 Catalina Mourgues-Codern, David Benrimoh, Jay Gandhi, Emily A. Farina, Raina Vin, Tihare Zamorano, Deven Parekh, Ashok Malla, Ridha Joober, Martin Lepage, Srividya N. Iyer, Jean Addington, Carrie E. Bearden, Kristin S. Cadenhead, Barbara Cornblatt, Matcheri Keshavan, William S. Stone, Daniel H. Mathalon, Diana O. Perkins, Elaine F. Walker, Tyrone D. Cannon, Scott W. Woods, Jai L. Shah, Albert R. Powers

In all three samples, participants were more likely to report the onset of delusion-spectrum symptoms prior to hallucination-spectrum symptoms (odds ratios (OR): NAPLS 2 = 4. 09; NAPLS 3 = 4. 14; PEPP, Z = 7. 01, P < 0. 001) and to present with only delusions compared to only hallucinations (OR: NAPLS 2 = 5. 6; NAPLS 3 = 11. 11; PEPP = 42. 75).

Hallucination

Evidence for Reduced Sensory Precision and Increased Reliance on Priors in Hallucination-Prone Individuals in a General Population Sample

no code implementations24 Jun 2023 David Benrimoh, Victoria L. Fisher, Rashina Seabury, Ely Sibarium, Catalina Mourgues, Doris Chen, Albert Powers

Replicating past results, higher CH rates were associated with measures of higher hallucination-proneness and recent hallucinatory experiences; CH rates were positively correlated with increased prior weighting; and increased prior weighting was related to recent hallucinatory experiences.

Hallucination

Towards Outcome-Driven Patient Subgroups: A Machine Learning Analysis Across Six Depression Treatment Studies

no code implementations24 Mar 2023 David Benrimoh, Akiva Kleinerman, Toshi A. Furukawa, Charles F. Reynolds III, Eric Lenze, Jordan Karp, Benoit Mulsant, Caitrin Armstrong, Joseph Mehltretter, Robert Fratila, Kelly Perlman, Sonia Israel, Myriam Tanguay-Sela, Christina Popescu, Grace Golden, Sabrina Qassim, Alexandra Anacleto, Adam Kapelner, Ariel Rosenfeld, Gustavo Turecki

We analyzed data from six clinical trials of pharmacological treatment for depression (total n = 5438) using the Differential Prototypes Neural Network (DPNN), a neural network model that derives patient prototypes which can be used to derive treatment-relevant patient clusters while learning to generate probabilities for differential treatment response.

Applying Artificial Intelligence to Clinical Decision Support in Mental Health: What Have We Learned?

no code implementations6 Mar 2023 Grace Golden, Christina Popescu, Sonia Israel, Kelly Perlman, Caitrin Armstrong, Robert Fratila, Myriam Tanguay-Sela, David Benrimoh

Clinical decision support systems (CDSS) augmented with artificial intelligence (AI) models are emerging as potentially valuable tools in healthcare.

Management

Barriers and Solutions to the Adoption of Clinical Tools for Computational Psychiatry

no code implementations9 Dec 2022 David Benrimoh, Victoria Fisher, Catalina Mourgues, Andrew D. Sheldon, Ryan Smith, Albert R. Powers

Computational psychiatry is a field aimed at developing formal models of information processing in the human brain, and how alterations in this processing can lead to clinical phenomena.

valid

Computational Mechanism for the Effect of Psychosis Community Treatment: A Conceptual Review from Neurobiology to Social Interaction

no code implementations25 Mar 2021 David Benrimoh, Ely Sibarium, Andrew Sheldon, Albert Powers

We discuss how computational models explain the resulting reduction in symptoms, as well as the predictions these models make about potential responses of patients to modifications or to different variations of these interventions.

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