Nicola McGuire, Andrew Gumley, Ilanit Hasson-Ohayon, Stephanie Allan, Warut Aunjitsakul, Orkun Aydin, Sune Bo, Kelsey A Bonfils, Anna-Lena Bröcker, Steven de Jong, Giancarlo Dimaggio, Felix Inchausti, Jens Einar Jansen, Tania Lecomte, Lauren Luther, Angus MacBeth, Christiane Montag, Marlene Buch Pedersen, Gerdina Henrika Maria Pijnenborg, Raffaele Popolo, Matthias Schwannauer, Anne-Marie Trauelsen, Rozanne van Donkersgoed, Weiming Wu, Kai Wang, Paul H Lysaker, Hamish McLeod
PURPOSE: Negative symptoms are a persistent, yet under-explored problem in psychosis. Disturbances in metacognition are a potential causal factor in negative symptom development and maintenance. This meta-analysis uses individual participant data (IPD) from existing research to assess the relationship between negative symptoms and metacognition treated as summed scores and domains. METHODS: Data sets containing individuals with negative symptoms and metacognition data, aged 16+ with psychosis, were identified according to pre-specific parameters...
August 2, 2023: Psychology and Psychotherapy