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Sustained antipsychotic effect and delayed self-esteem improvement of metacognitive training for schizophrenia
  1. Jerome Favrod1,
  2. Alexandra Nguyen2
  1. 1University of Applied Sciences and Arts of Western Switzerland/University Hospital Center of Lausanne, Lausanne, Switzerland
  2. 2University of Applied Sciences and Arts of Western Switzerland, Lausanne, Switzerland
  1. Correspondence to Professor Jerome Favrod, j.favrod{at}

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ABSTRACT FROM: Moritz S, Veckenstedt R, Andreou C, et al. Sustained and “sleeper” effects of group metacognitive training for schizophrenia: a randomized clinical trial. JAMA Psychiatry 2014;71:1103–11.

What is already known on this topic

Metacognitive training (MCT) is an intervention that aims to raise patients’ awareness for cognitive biases involved in the formation and maintenance of psychotic symptoms. The programme is freely downloadable in 31 languages at The majority of studies confirm that MCT is effective in improving delusion, cognitive biases and insight.1 ,2 However the long-term effects of MCT were not known.

Methods of the study

150 patients between 18 and 65 years with DSM-IV schizophrenia spectrum disorders, with present or prior delusional symptoms were randomly assigned to either MCT or COGPACK, a programme that aims to improve basic neuropsychological functions. As they may have been a distraction to other group members, severely psychotic patients were excluded as well as participants with substance dependence, IQ <70 or severe organic brain damage. Participants were …

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  • Competing interests JF led a randomised controlled study on MCT.