Decoding rumination: A machine learning approach to a transdiagnostic sample of outpatients with anxiety, mood and psychotic disorders.

Journal: Journal of psychiatric research
PMID:

Abstract

OBJECTIVE: To employ machine learning algorithms to examine patterns of rumination from RDoC perspective and to determine which variables predict high levels of maladaptive rumination across a transdiagnostic sample.

Authors

  • Érico de Moura Silveira
    Laboratory of Molecular Psychiatry, Graduate Program in Psychiatry, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil. Electronic address: erico.moura@gmail.com.
  • Ives Cavalcante Passos
    Center of Excellence on Mood Disorder, Department of Psychiatry and Behavioral Sciences, The University of Texas Health Science Center at Houston, Houston, TX, USA; Bipolar Disorder Program and Laboratory of Molecular Psychiatry, Federal University of Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil.
  • Jan Scott
    Professor at the Academic Psychiatry, Institute of Neuroscience, Newcastle University, Newcastle upon Tyne, UK.
  • Giovana Bristot
    Graduate Program in Biochemistry, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil.
  • Ellen Scotton
    Laboratory of Molecular Psychiatry, Graduate Program in Psychiatry, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil.
  • Lorenna Sena Teixeira Mendes
    Section on Negative Affect and Social Processes, Hospital de Clínicas de Porto Alegre, Department of Psychiatry, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil.
  • Ana Claudia Umpierre Knackfuss
    Section on Negative Affect and Social Processes, Hospital de Clínicas de Porto Alegre, Department of Psychiatry, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil.
  • Luciana Gerchmann
    Section on Negative Affect and Social Processes, Hospital de Clínicas de Porto Alegre, Department of Psychiatry, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil.
  • Adam Fijtman
    Laboratory of Molecular Psychiatry, Hospital de Clínicas de Porto Alegre, Avenida Ramiro Barcelos, 2350, 90035-903, Porto Alegre, Brazil; Programa de Pós-Graduação em Psiquiatria e Ciências do Comportamento, Universidade Federal do Rio Grande do Sul, Rua Ramiro Barcelos, 2400 - 2° andar, 90035-003, Porto Alegre, Brazil.
  • Andrea Ruschel Trasel
    Laboratory of Molecular Psychiatry, Graduate Program in Psychiatry, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil.
  • Giovanni Abrahão Salum
    National Institute of Developmental Psychiatry for Children and Adolescents, CNPq, São Paulo, Brazil.
  • Marcia Kauer-Sant'Anna
    Bipolar Disorder Program and Laboratory of Molecular Psychiatry, Federal University of Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil.