The Relationship between Negative Symptoms and Both Emotion Management and Non-social Cognition in Schizophrenia Spectrum Disorders.
Caitlin OB Yolland, Sean P Carruthers, Wei Lin Toh, Erica Neill, Philip J Sumner, Elizabeth HX Thomas, Eric J Tan, Caroline Gurvich, Andrea Phillipou, Tamsyn E Van Rheenen, Susan L Rossell
J Int Neuropsychol Soc | Published : 2021
OBJECTIVE: There is ongoing debate regarding the relationship between clinical symptoms and cognition in schizophrenia spectrum disorders (SSD). The present study aimed to explore the potential relationships between symptoms, with an emphasis on negative symptoms, and social and non-social cognition. METHOD: Hierarchical cluster analysis with k-means optimisation was conducted to characterise clinical subgroups using the Scale for the Assessment of Negative Symptoms and Scale for the Assessment of Positive Symptoms in n = 130 SSD participants. Emergent clusters were compared on the MATRICS Consensus Cognitive Battery, which measures non-social cognition and emotion management as well as demo..View full abstract