Cite this article as: Sanja Andric, Nadja P Maric, Marina Mihaljevic, Tijana Mirjanic and Jim van Os, Familial covariation of facial emotion recognition and IQ in schizophrenia, Psychiatry Research, http://dx.doi.org/10.1016/j.psychres. 2016.09.022 This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting galley proof before it is published in its final citable form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain.
AbstractAlterations in general intellectual ability and social cognition in schizophrenia are core features of the disorder, evident at the illness' onset and persistent throughout its course.However, previous studies examining cognitive alterations in siblings discordant for schizophrenia yielded inconsistent results. Present study aimed to investigate the nature of the association between facial emotion recognition and general IQ by applying genetically sensitive cross-trait cross-sibling design. Participants (total n=158; patients, unaffected siblings, controls)were assessed using the Benton Facial Recognition Test, the Degraded Facial Affect Recognition